<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2024 Workiva-->
<!--r:b4e0a319-1f81-4d0e-b4b0-e49665209e40,g:3e24a75c-f97b-406f-85b0-9df88421a0bf-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.cleanharbors.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="clh-20240331.xsd#CONSOLIDATEDBALANCESHEETS"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_a2346ae3-f9c3-4d5a-88d7-e1ef5c549a5e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_5f1d7b05-0ffa-4062-84f4-63c3745716e5" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_a2346ae3-f9c3-4d5a-88d7-e1ef5c549a5e" xlink:to="loc_us-gaap_AssetsCurrent_5f1d7b05-0ffa-4062-84f4-63c3745716e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment_0228543e-74f4-49e8-951c-b8305bc6d69e" xlink:href="clh-20240331.xsd#clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_a2346ae3-f9c3-4d5a-88d7-e1ef5c549a5e" xlink:to="loc_clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment_0228543e-74f4-49e8-951c-b8305bc6d69e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_2aaf3fc3-c402-4986-a9d7-d85f7153bd5c" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_a2346ae3-f9c3-4d5a-88d7-e1ef5c549a5e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_2aaf3fc3-c402-4986-a9d7-d85f7153bd5c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_744f8566-61d1-474e-9483-e6de352b92a9" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_b76ef2a6-37fd-456c-be6d-7a048eb60778" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_744f8566-61d1-474e-9483-e6de352b92a9" xlink:to="loc_us-gaap_CommonStockValue_b76ef2a6-37fd-456c-be6d-7a048eb60778" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_de2a454b-263d-42dc-a403-dfdd235098a7" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_744f8566-61d1-474e-9483-e6de352b92a9" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_de2a454b-263d-42dc-a403-dfdd235098a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_d06bee11-5a80-4864-8c0c-34f602c68b57" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_744f8566-61d1-474e-9483-e6de352b92a9" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_d06bee11-5a80-4864-8c0c-34f602c68b57" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_f6363a0a-8d6d-4919-a3b4-52d2a9ca1655" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_744f8566-61d1-474e-9483-e6de352b92a9" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_f6363a0a-8d6d-4919-a3b4-52d2a9ca1655" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment_85d5cfdc-bd4c-4384-bf7b-2313a9ab4886" xlink:href="clh-20240331.xsd#clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_614e89a3-dfc6-416f-bca8-c72e07dd9b3e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment_85d5cfdc-bd4c-4384-bf7b-2313a9ab4886" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_614e89a3-dfc6-416f-bca8-c72e07dd9b3e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_e5bf334c-cb7c-4b8c-8ef4-4ea4d9f4d024" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment_85d5cfdc-bd4c-4384-bf7b-2313a9ab4886" xlink:to="loc_us-gaap_Goodwill_e5bf334c-cb7c-4b8c-8ef4-4ea4d9f4d024" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a6d933be-41a6-4d16-a517-04fcdfb204f6" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment_85d5cfdc-bd4c-4384-bf7b-2313a9ab4886" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a6d933be-41a6-4d16-a517-04fcdfb204f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_3b924390-b0f8-41e5-9b0b-8e54f27baeae" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_AssetsNoncurrentExcludingPropertyPlantAndEquipment_85d5cfdc-bd4c-4384-bf7b-2313a9ab4886" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_3b924390-b0f8-41e5-9b0b-8e54f27baeae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_273fc452-619a-4cd1-851c-865a6fb74d4b" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_5f197ce1-7547-4c9c-ae4e-76c3e3f19981" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_273fc452-619a-4cd1-851c-865a6fb74d4b" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_5f197ce1-7547-4c9c-ae4e-76c3e3f19981" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_8b2983a7-d29d-4bfc-bad0-ebc885b0a2cf" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_273fc452-619a-4cd1-851c-865a6fb74d4b" xlink:to="loc_us-gaap_InventoryNet_8b2983a7-d29d-4bfc-bad0-ebc885b0a2cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_0e88e287-c35f-49fd-9a82-36a8a72f38a2" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MarketableSecuritiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_273fc452-619a-4cd1-851c-865a6fb74d4b" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_0e88e287-c35f-49fd-9a82-36a8a72f38a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_0dd7810f-8deb-43d9-b3fb-fe6aae1b8d54" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_273fc452-619a-4cd1-851c-865a6fb74d4b" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_0dd7810f-8deb-43d9-b3fb-fe6aae1b8d54" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_UnbilledAccountsReceivableCurrent_bebde6c6-bdba-4994-8e2c-f1a42c4b13d1" xlink:href="clh-20240331.xsd#clh_UnbilledAccountsReceivableCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_273fc452-619a-4cd1-851c-865a6fb74d4b" xlink:to="loc_clh_UnbilledAccountsReceivableCurrent_bebde6c6-bdba-4994-8e2c-f1a42c4b13d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_58ea06ac-439d-4c34-9767-6937ef355a0e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_273fc452-619a-4cd1-851c-865a6fb74d4b" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_58ea06ac-439d-4c34-9767-6937ef355a0e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_e10f7334-a719-462a-8df8-6a069b59eaf5" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_57b516cc-abde-42e1-8b8f-4f888d60ba42" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e10f7334-a719-462a-8df8-6a069b59eaf5" xlink:to="loc_us-gaap_StockholdersEquity_57b516cc-abde-42e1-8b8f-4f888d60ba42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_db0c1ae0-139a-400f-a8a5-e068d751354e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e10f7334-a719-462a-8df8-6a069b59eaf5" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_db0c1ae0-139a-400f-a8a5-e068d751354e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_3a505be1-3fb4-4223-990f-3a86fb8a9e98" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e10f7334-a719-462a-8df8-6a069b59eaf5" xlink:to="loc_us-gaap_LiabilitiesCurrent_3a505be1-3fb4-4223-990f-3a86fb8a9e98" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_5289df2e-e953-424d-867a-ab6b3411f6e8" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e10f7334-a719-462a-8df8-6a069b59eaf5" xlink:to="loc_us-gaap_CommitmentsAndContingencies_5289df2e-e953-424d-867a-ab6b3411f6e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_e4da959b-9c4d-47fa-bee2-136aa71e619e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_e5e1383e-63c6-42f2-b8f9-6c0166658a23" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e4da959b-9c4d-47fa-bee2-136aa71e619e" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_e5e1383e-63c6-42f2-b8f9-6c0166658a23" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_101dac0f-897b-4573-8848-7c910d544beb" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e4da959b-9c4d-47fa-bee2-136aa71e619e" xlink:to="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_101dac0f-897b-4573-8848-7c910d544beb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_4c7a5dc8-5de5-4339-9923-a136f204ced4" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e4da959b-9c4d-47fa-bee2-136aa71e619e" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_4c7a5dc8-5de5-4339-9923-a136f204ced4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_f24a643e-0d46-4ff7-852a-25f42aa6cbe1" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e4da959b-9c4d-47fa-bee2-136aa71e619e" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_f24a643e-0d46-4ff7-852a-25f42aa6cbe1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedCappingClosurePostClosureAndEnvironmentalCostsNoncurrent_153a1bfa-3433-4879-9eb8-ca3a458b650d" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedCappingClosurePostClosureAndEnvironmentalCostsNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e4da959b-9c4d-47fa-bee2-136aa71e619e" xlink:to="loc_us-gaap_AccruedCappingClosurePostClosureAndEnvironmentalCostsNoncurrent_153a1bfa-3433-4879-9eb8-ca3a458b650d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_1881352a-0c1a-4ada-8793-2fa3088a67cb" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_e4da959b-9c4d-47fa-bee2-136aa71e619e" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_1881352a-0c1a-4ada-8793-2fa3088a67cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_1362839c-fa2d-456b-8b14-8d0794b950e0" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_02bc31e7-9107-446e-810c-d559abdc83d0" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_1362839c-fa2d-456b-8b14-8d0794b950e0" xlink:to="loc_us-gaap_LongTermDebtCurrent_02bc31e7-9107-446e-810c-d559abdc83d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_b989f675-776c-418d-95ef-a0d6d64ec363" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_1362839c-fa2d-456b-8b14-8d0794b950e0" xlink:to="loc_us-gaap_AccountsPayableCurrent_b989f675-776c-418d-95ef-a0d6d64ec363" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_2205e21f-3b73-4192-950f-7e1f489b578f" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_1362839c-fa2d-456b-8b14-8d0794b950e0" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_2205e21f-3b73-4192-950f-7e1f489b578f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_AccruedCappingClosurePostClosureAndRemedialLiabilitiesCurrent_19590c23-2da6-404d-b46b-1d20de838ba5" xlink:href="clh-20240331.xsd#clh_AccruedCappingClosurePostClosureAndRemedialLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_1362839c-fa2d-456b-8b14-8d0794b950e0" xlink:to="loc_clh_AccruedCappingClosurePostClosureAndRemedialLiabilitiesCurrent_19590c23-2da6-404d-b46b-1d20de838ba5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_4b08ce82-e397-4d89-9b4c-80046b0b1037" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_1362839c-fa2d-456b-8b14-8d0794b950e0" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_4b08ce82-e397-4d89-9b4c-80046b0b1037" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_9771fc36-b029-4fd4-81f2-779ab7d1860d" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_1362839c-fa2d-456b-8b14-8d0794b950e0" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_9771fc36-b029-4fd4-81f2-779ab7d1860d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/UNAUDITEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="clh-20240331.xsd#UNAUDITEDCONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/UNAUDITEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_032daca8-ddc8-40c2-a8dc-3e8d007cb661" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_a638c2f4-aa40-4903-831c-083c6e07a92b" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_032daca8-ddc8-40c2-a8dc-3e8d007cb661" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_a638c2f4-aa40-4903-831c-083c6e07a92b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_b697eda9-8b3a-48dc-a0b0-9292c52ab859" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_032daca8-ddc8-40c2-a8dc-3e8d007cb661" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_b697eda9-8b3a-48dc-a0b0-9292c52ab859" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_5b598b67-dc22-4a5b-b5a4-37c1eaf9cb99" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_a918465d-15b2-4c0c-ab4c-379926969270" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_5b598b67-dc22-4a5b-b5a4-37c1eaf9cb99" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_a918465d-15b2-4c0c-ab4c-379926969270" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_ff4854ef-0bf4-4dbc-ad32-09e042052982" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_5b598b67-dc22-4a5b-b5a4-37c1eaf9cb99" xlink:to="loc_us-gaap_OperatingIncomeLoss_ff4854ef-0bf4-4dbc-ad32-09e042052982" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_068b100f-747a-4b9e-b202-583222890f06" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_5b598b67-dc22-4a5b-b5a4-37c1eaf9cb99" xlink:to="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_068b100f-747a-4b9e-b202-583222890f06" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_b1ead541-e918-41bf-a5f2-6f2ed218325f" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_5b598b67-dc22-4a5b-b5a4-37c1eaf9cb99" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_b1ead541-e918-41bf-a5f2-6f2ed218325f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_fa12813a-ca95-48af-9e3b-14d82e041ab0" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_72a4c605-d28f-4e78-b845-80baf53e34be" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_fa12813a-ca95-48af-9e3b-14d82e041ab0" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_72a4c605-d28f-4e78-b845-80baf53e34be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_63a45722-3543-4f72-b452-f651e9c880f8" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_fa12813a-ca95-48af-9e3b-14d82e041ab0" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_63a45722-3543-4f72-b452-f651e9c880f8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_7675effb-0520-4570-bd1a-afc159a812f2" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_fa12813a-ca95-48af-9e3b-14d82e041ab0" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_7675effb-0520-4570-bd1a-afc159a812f2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_AccretionOfEnvironmentalLiabilities_53bb7d28-fb7a-4d12-9694-b340c6bec020" xlink:href="clh-20240331.xsd#clh_AccretionOfEnvironmentalLiabilities"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_fa12813a-ca95-48af-9e3b-14d82e041ab0" xlink:to="loc_clh_AccretionOfEnvironmentalLiabilities_53bb7d28-fb7a-4d12-9694-b340c6bec020" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_2e1d5ed5-94f9-4676-95ff-22a9b62746f9" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_fa12813a-ca95-48af-9e3b-14d82e041ab0" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_2e1d5ed5-94f9-4676-95ff-22a9b62746f9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/UNAUDITEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" xlink:type="simple" xlink:href="clh-20240331.xsd#UNAUDITEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/UNAUDITEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1190a91a-0bac-435d-aa73-2681e208477b" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationRealizedInNetIncomeAfterTax_fb9da7dc-952f-492f-9a27-2a95c13476a1" xlink:href="clh-20240331.xsd#clh_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationRealizedInNetIncomeAfterTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1190a91a-0bac-435d-aa73-2681e208477b" xlink:to="loc_clh_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationRealizedInNetIncomeAfterTax_fb9da7dc-952f-492f-9a27-2a95c13476a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationForSettlementOfInterestRateHedgeAfterTax_02039020-43f0-422d-b932-4638c3422c0c" xlink:href="clh-20240331.xsd#clh_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationForSettlementOfInterestRateHedgeAfterTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1190a91a-0bac-435d-aa73-2681e208477b" xlink:to="loc_clh_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationForSettlementOfInterestRateHedgeAfterTax_02039020-43f0-422d-b932-4638c3422c0c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_c8bf180f-1409-47a8-ac23-4d0509ab9125" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1190a91a-0bac-435d-aa73-2681e208477b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_c8bf180f-1409-47a8-ac23-4d0509ab9125" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_8d7fb1a2-d15d-41f4-9a32-da3a2a896e64" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1190a91a-0bac-435d-aa73-2681e208477b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_8d7fb1a2-d15d-41f4-9a32-da3a2a896e64" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_ae1db553-cbe6-4e87-a3b7-e2b25c7127e4" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1190a91a-0bac-435d-aa73-2681e208477b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_ae1db553-cbe6-4e87-a3b7-e2b25c7127e4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_9ebbe0f6-162e-47c8-89da-6335f2fd6ca7" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1190a91a-0bac-435d-aa73-2681e208477b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_9ebbe0f6-162e-47c8-89da-6335f2fd6ca7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_9e8a9cd7-1b1d-407a-a670-3ca3b694e2a3" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_fb9fa3e4-e89c-489d-980c-6a8af05ff2bc" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_9e8a9cd7-1b1d-407a-a670-3ca3b694e2a3" xlink:to="loc_us-gaap_NetIncomeLoss_fb9fa3e4-e89c-489d-980c-6a8af05ff2bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1bc4192a-e4a5-4f21-b119-97a028786370" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_9e8a9cd7-1b1d-407a-a670-3ca3b694e2a3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1bc4192a-e4a5-4f21-b119-97a028786370" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/UNAUDITEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="clh-20240331.xsd#UNAUDITEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/UNAUDITEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_9a8b13ac-5094-45fe-878c-8a8620a73006" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_9a8b13ac-5094-45fe-878c-8a8620a73006" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_2be3c8b5-23f2-4e38-b1bb-4e8f12b1c594" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_2be3c8b5-23f2-4e38-b1bb-4e8f12b1c594" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_eca5f044-099e-40c8-8d32-3ad6cfe2f1b5" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_eca5f044-099e-40c8-8d32-3ad6cfe2f1b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_378d1b10-479c-4079-824f-f3f792672939" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_378d1b10-479c-4079-824f-f3f792672939" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_1fe2f4bc-acc4-40c3-968f-5c373dd40715" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_1fe2f4bc-acc4-40c3-968f-5c373dd40715" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_26aaf210-5db7-4e16-90b8-eb93e9c1e7fd" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_26aaf210-5db7-4e16-90b8-eb93e9c1e7fd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_73c1abb7-98fd-429e-bcc2-86e459c54229" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e94e9fd9-a669-4630-8c7e-86cda6ba9690" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_73c1abb7-98fd-429e-bcc2-86e459c54229" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_bed25545-a47a-4630-840f-28f191d07ce4" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_bfcd1689-99c6-4a4b-b162-29ca7c5940ea" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_bed25545-a47a-4630-840f-28f191d07ce4" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_bfcd1689-99c6-4a4b-b162-29ca7c5940ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7a615d51-eaed-4ecc-a0ad-7ce87b98e93b" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_bed25545-a47a-4630-840f-28f191d07ce4" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7a615d51-eaed-4ecc-a0ad-7ce87b98e93b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_22b9953c-d19e-4f89-8588-37588608740b" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_bed25545-a47a-4630-840f-28f191d07ce4" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_22b9953c-d19e-4f89-8588-37588608740b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_86c9e306-0f40-4b23-a5e9-be083ac865d1" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_bed25545-a47a-4630-840f-28f191d07ce4" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_86c9e306-0f40-4b23-a5e9-be083ac865d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_046c1480-390f-4e24-975c-04ecff7ec90e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_NetIncomeLoss_046c1480-390f-4e24-975c-04ecff7ec90e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_7dfd27ad-7d98-4e28-ab73-1bf9e235a0bb" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_7dfd27ad-7d98-4e28-ab73-1bf9e235a0bb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_9819d6f5-2102-4530-819b-aaaf989b007f" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_9819d6f5-2102-4530-819b-aaaf989b007f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_291e2f8a-b120-40d1-b961-b26c3036fbb8" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_291e2f8a-b120-40d1-b961-b26c3036fbb8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_df32ca88-d132-407e-842a-3c3c0f0e4054" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_df32ca88-d132-407e-842a-3c3c0f0e4054" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_7c7fb0aa-d657-4ae1-a067-b788100f3a2e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_7c7fb0aa-d657-4ae1-a067-b788100f3a2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_AccretionOfEnvironmentalLiabilities_28238ddd-6abc-47a3-b43f-f9ef51f46dfa" xlink:href="clh-20240331.xsd#clh_AccretionOfEnvironmentalLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_clh_AccretionOfEnvironmentalLiabilities_28238ddd-6abc-47a3-b43f-f9ef51f46dfa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForEnvironmentalLiabilities_f8470492-d301-41f4-8150-7c3ce82b7bcd" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsForEnvironmentalLiabilities"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_PaymentsForEnvironmentalLiabilities_f8470492-d301-41f4-8150-7c3ce82b7bcd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_ead5e482-78a3-4808-be46-81ca9e075a83" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_ead5e482-78a3-4808-be46-81ca9e075a83" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_e39e1f10-3392-40f2-885f-ded5662290ec" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_e39e1f10-3392-40f2-885f-ded5662290ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_daaae7e9-6808-4192-9672-c529b8f3a28c" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_daaae7e9-6808-4192-9672-c529b8f3a28c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_48bb1f84-b5f9-4d76-bca2-52d8ba470224" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_48bb1f84-b5f9-4d76-bca2-52d8ba470224" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_b799eddf-a5a2-4744-afac-eb95d8d1f3b5" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_b799eddf-a5a2-4744-afac-eb95d8d1f3b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncreaseDecreaseInEnvironmentalLiabilities_e9c0223b-850a-421c-b441-de69163fbe76" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherIncreaseDecreaseInEnvironmentalLiabilities"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_OtherIncreaseDecreaseInEnvironmentalLiabilities_e9c0223b-850a-421c-b441-de69163fbe76" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_70b4fb4e-5a0d-46e1-82bb-181fe6036750" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="15" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_70b4fb4e-5a0d-46e1-82bb-181fe6036750" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_d44731ae-c2fc-4970-ae2b-24de8c319861" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3693c98a-4318-44fb-a9eb-58868fc71574" xlink:to="loc_us-gaap_ShareBasedCompensation_d44731ae-c2fc-4970-ae2b-24de8c319861" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_1c9f0ef7-964b-4ee7-9b09-b36a4cd17d3f" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_1c9f0ef7-964b-4ee7-9b09-b36a4cd17d3f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_b8393d71-5953-477a-81a3-1845a810fb35" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_b8393d71-5953-477a-81a3-1845a810fb35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_0d9b6123-3561-4d11-a9b3-e3814853e259" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfDebt_0d9b6123-3561-4d11-a9b3-e3814853e259" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_2900b967-94bb-48f8-b353-b2f826c86222" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_2900b967-94bb-48f8-b353-b2f826c86222" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_29928069-06ee-4119-a899-cdf7af24f420" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_29928069-06ee-4119-a899-cdf7af24f420" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOutstandingChecksFinancingActivities_ccf0ddbc-46b7-4962-9604-673325fa17c4" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInOutstandingChecksFinancingActivities"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_IncreaseDecreaseInOutstandingChecksFinancingActivities_ccf0ddbc-46b7-4962-9604-673325fa17c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfFinancingCosts_347e06c2-319a-453e-b2d0-c97a349697d0" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsOfFinancingCosts"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_PaymentsOfFinancingCosts_347e06c2-319a-453e-b2d0-c97a349697d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_4989d8aa-263b-48bb-b082-a25a05a6e194" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_66ffaf04-b4b9-41ad-b373-b417688ad246" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_4989d8aa-263b-48bb-b082-a25a05a6e194" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/BUSINESSCOMBINATIONSAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#BUSINESSCOMBINATIONSAssetsAcquiredandLiabilitiesAssumedDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/BUSINESSCOMBINATIONSAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLease_493dd389-b5ab-45e0-8abd-838f3919a6d5" xlink:href="clh-20240331.xsd#clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLease"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLease_493dd389-b5ab-45e0-8abd-838f3919a6d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_31b90873-5bcb-4cbf-867f-bd15b8148eda" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_31b90873-5bcb-4cbf-867f-bd15b8148eda" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_1fc5d8c1-5cc9-4006-9e54-87ce607679d4" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_1fc5d8c1-5cc9-4006-9e54-87ce607679d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset_c321370a-48a5-409a-8e8c-2df15b8d8e33" xlink:href="clh-20240331.xsd#clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset_c321370a-48a5-409a-8e8c-2df15b8d8e33" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_3ae6f034-99f8-4d39-a0f6-b2df15986144" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_3ae6f034-99f8-4d39-a0f6-b2df15986144" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_d10985cf-39e6-4263-92ae-3112195498ff" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_d10985cf-39e6-4263-92ae-3112195498ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_bd048acd-6f22-4ef6-b107-99eab2fccf12" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_bd048acd-6f22-4ef6-b107-99eab2fccf12" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_67866ac1-fa25-4234-bbf5-57428e94f193" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_67866ac1-fa25-4234-bbf5-57428e94f193" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_ccbab3c2-b112-4337-861b-6a492eb3527a" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_ccbab3c2-b112-4337-861b-6a492eb3527a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiabilitiesLessCurrentPortion_37bc6aa9-109b-4dcd-bfb5-e54621c0d55e" xlink:href="clh-20240331.xsd#clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiabilitiesLessCurrentPortion"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiabilitiesLessCurrentPortion_37bc6aa9-109b-4dcd-bfb5-e54621c0d55e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherCurrentLiabilities_34cad287-6864-4ffd-addd-af9c23854605" xlink:href="clh-20240331.xsd#clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherCurrentLiabilities"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_clh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherCurrentLiabilities_34cad287-6864-4ffd-addd-af9c23854605" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_91334df2-3e15-4572-9875-7d3f7fa0190e" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_539e4b54-88a6-4302-8139-f5461630f2a5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_91334df2-3e15-4572-9875-7d3f7fa0190e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet_d1598ebd-380c-4ef8-8583-c605dafd9b42" xlink:href="clh-20240331.xsd#clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccountsReceivable_8d95309f-e0aa-49e4-be53-fcc9b1d5056c" xlink:href="clh-20240331.xsd#clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccountsReceivable"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet_d1598ebd-380c-4ef8-8583-c605dafd9b42" xlink:to="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccountsReceivable_8d95309f-e0aa-49e4-be53-fcc9b1d5056c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedAndOtherCurrentLiabilities_960a186e-a998-4845-ac57-dc7f9d0c9c4a" xlink:href="clh-20240331.xsd#clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedAndOtherCurrentLiabilities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet_d1598ebd-380c-4ef8-8583-c605dafd9b42" xlink:to="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedAndOtherCurrentLiabilities_960a186e-a998-4845-ac57-dc7f9d0c9c4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentConsiderationTransferred_af3ff6b7-39a2-436a-8ac7-95c6314868d9" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentConsiderationTransferred"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet_7e3fc283-1a48-4839-bab5-03375a1b1fe4" xlink:href="clh-20240331.xsd#clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentConsiderationTransferred_af3ff6b7-39a2-436a-8ac7-95c6314868d9" xlink:to="loc_clh_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet_7e3fc283-1a48-4839-bab5-03375a1b1fe4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_6af21334-9d93-404d-9be1-35a421864910" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentConsiderationTransferred_af3ff6b7-39a2-436a-8ac7-95c6314868d9" xlink:to="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_6af21334-9d93-404d-9be1-35a421864910" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_a4a420b2-4bad-480c-b330-7e58e200fbbe" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_fa8ab505-f9f3-410a-8bf0-ba5758afde89" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_a4a420b2-4bad-480c-b330-7e58e200fbbe" xlink:to="loc_us-gaap_Goodwill_fa8ab505-f9f3-410a-8bf0-ba5758afde89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_2ba679b5-06ed-4e47-a807-56a6a10e5b66" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_a4a420b2-4bad-480c-b330-7e58e200fbbe" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_2ba679b5-06ed-4e47-a807-56a6a10e5b66" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/PROPERTYPLANTANDEQUIPMENTScheduleofPropertyPlantandEquipmentDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#PROPERTYPLANTANDEQUIPMENTScheduleofPropertyPlantandEquipmentDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/PROPERTYPLANTANDEQUIPMENTScheduleofPropertyPlantandEquipmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_1a6cdc3b-f968-4ee2-a14b-177156cbebb3" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_447b4062-588a-47ea-b3d2-2427b6e91058" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_1a6cdc3b-f968-4ee2-a14b-177156cbebb3" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_447b4062-588a-47ea-b3d2-2427b6e91058" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_6893a1ab-5afa-4ad5-86c8-de33a6b899ff" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_1a6cdc3b-f968-4ee2-a14b-177156cbebb3" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_6893a1ab-5afa-4ad5-86c8-de33a6b899ff" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/GOODWILLANDOTHERINTANGIBLEASSETSFinitelivedandIndefiniteLivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#GOODWILLANDOTHERINTANGIBLEASSETSFinitelivedandIndefiniteLivedIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/GOODWILLANDOTHERINTANGIBLEASSETSFinitelivedandIndefiniteLivedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_dbe16845-a385-48bf-92ba-3ab5224dd267" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_1b73990c-ccce-4574-80ad-6bafd3284a0d" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_dbe16845-a385-48bf-92ba-3ab5224dd267" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_1b73990c-ccce-4574-80ad-6bafd3284a0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_9106064f-cfc9-4fb2-bedf-23e1c40f6895" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_dbe16845-a385-48bf-92ba-3ab5224dd267" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_9106064f-cfc9-4fb2-bedf-23e1c40f6895" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_5e5dd2fa-d422-461a-99b3-4cf628d3aeef" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_69a7a02a-2a7a-430d-a6d1-5acfefa4af65" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_5e5dd2fa-d422-461a-99b3-4cf628d3aeef" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_69a7a02a-2a7a-430d-a6d1-5acfefa4af65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_035c93e6-e95f-4d93-b343-dfbe8946a5b7" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_5e5dd2fa-d422-461a-99b3-4cf628d3aeef" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_035c93e6-e95f-4d93-b343-dfbe8946a5b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_79265c25-0072-4838-a411-0499e3b2b7ef" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_ee268843-0fd1-432b-8f8d-e87d9d48cc0c" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_79265c25-0072-4838-a411-0499e3b2b7ef" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_ee268843-0fd1-432b-8f8d-e87d9d48cc0c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_c4585d62-7090-49ff-9d7a-5dfb983965f1" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_79265c25-0072-4838-a411-0499e3b2b7ef" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_c4585d62-7090-49ff-9d7a-5dfb983965f1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/GOODWILLANDOTHERINTANGIBLEASSETSFinitelivedandIndefiniteLivedIntangibleAssetsDetails_1" xlink:type="simple" xlink:href="clh-20240331.xsd#GOODWILLANDOTHERINTANGIBLEASSETSFinitelivedandIndefiniteLivedIntangibleAssetsDetails_1"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/GOODWILLANDOTHERINTANGIBLEASSETSFinitelivedandIndefiniteLivedIntangibleAssetsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_040b551f-7cda-4514-928c-2fbfcf66970d" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_be49c818-5428-4f9e-9c8d-e97f64bfeaeb" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_040b551f-7cda-4514-928c-2fbfcf66970d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_be49c818-5428-4f9e-9c8d-e97f64bfeaeb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_1bd83afe-bfc9-40cb-a896-539dcca6c963" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_040b551f-7cda-4514-928c-2fbfcf66970d" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_1bd83afe-bfc9-40cb-a896-539dcca6c963" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/GOODWILLANDOTHERINTANGIBLEASSETSExpectedFutureAmortizationDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#GOODWILLANDOTHERINTANGIBLEASSETSExpectedFutureAmortizationDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/GOODWILLANDOTHERINTANGIBLEASSETSExpectedFutureAmortizationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e943f23e-f64e-43ac-b6ae-35b41d8c264f" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_c10f762e-7056-4bab-973a-5e27f5957e81" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e943f23e-f64e-43ac-b6ae-35b41d8c264f" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_c10f762e-7056-4bab-973a-5e27f5957e81" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_e5adf17c-0a16-467e-8b4b-6ee5a6d7defb" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e943f23e-f64e-43ac-b6ae-35b41d8c264f" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_e5adf17c-0a16-467e-8b4b-6ee5a6d7defb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_54d6b5fa-f1ca-44ac-bab4-b5b45f3a8ad1" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e943f23e-f64e-43ac-b6ae-35b41d8c264f" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_54d6b5fa-f1ca-44ac-bab4-b5b45f3a8ad1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_c4346d5d-56a0-4bb4-b823-b5c0a00b7244" xlink:href="clh-20240331.xsd#clh_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e943f23e-f64e-43ac-b6ae-35b41d8c264f" xlink:to="loc_clh_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_c4346d5d-56a0-4bb4-b823-b5c0a00b7244" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_80574a22-7c78-4a7a-9394-89b434f995ae" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e943f23e-f64e-43ac-b6ae-35b41d8c264f" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_80574a22-7c78-4a7a-9394-89b434f995ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_500ddede-0796-498d-b2cb-4943319e03f9" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e943f23e-f64e-43ac-b6ae-35b41d8c264f" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_500ddede-0796-498d-b2cb-4943319e03f9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/ACCRUEDEXPENSESANDOTHERCURRENTLIABILITIESDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#ACCRUEDEXPENSESANDOTHERCURRENTLIABILITIESDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/ACCRUEDEXPENSESANDOTHERCURRENTLIABILITIESDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_ed6700ea-b091-4a74-8ad1-01f1dfcad9f0" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedInsuranceCurrent_1ee9eacd-ad6d-4909-b9a7-c49473511988" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedInsuranceCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ed6700ea-b091-4a74-8ad1-01f1dfcad9f0" xlink:to="loc_us-gaap_AccruedInsuranceCurrent_1ee9eacd-ad6d-4909-b9a7-c49473511988" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrent_f767043f-1054-4ee9-8a26-47f22f46f453" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_InterestPayableCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ed6700ea-b091-4a74-8ad1-01f1dfcad9f0" xlink:to="loc_us-gaap_InterestPayableCurrent_f767043f-1054-4ee9-8a26-47f22f46f453" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_5dedd3a3-ef45-46fc-b158-d176f96d96aa" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ed6700ea-b091-4a74-8ad1-01f1dfcad9f0" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_5dedd3a3-ef45-46fc-b158-d176f96d96aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_306b6160-33a1-46b1-be72-fc0bbbf4e823" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ed6700ea-b091-4a74-8ad1-01f1dfcad9f0" xlink:to="loc_us-gaap_TaxesPayableCurrent_306b6160-33a1-46b1-be72-fc0bbbf4e823" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_a453d8bb-e447-49d6-ae21-4bb53bbe5778" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ed6700ea-b091-4a74-8ad1-01f1dfcad9f0" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_a453d8bb-e447-49d6-ae21-4bb53bbe5778" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/FINANCINGARRANGEMENTSSummaryofFinancingArrangementsDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#FINANCINGARRANGEMENTSSummaryofFinancingArrangementsDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/FINANCINGARRANGEMENTSSummaryofFinancingArrangementsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_f0696196-9041-47c4-aee1-41a966b1bdf8" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_3150d9cb-3606-47e8-8321-8651c2523857" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_f0696196-9041-47c4-aee1-41a966b1bdf8" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_3150d9cb-3606-47e8-8321-8651c2523857" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_34f903fd-f506-4930-80f9-3a4176ab66e6" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_f0696196-9041-47c4-aee1-41a966b1bdf8" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_34f903fd-f506-4930-80f9-3a4176ab66e6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/EARNINGSPERSHAREReconciliationofBasicandDilutedEarningsPerShareComputationsDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#EARNINGSPERSHAREReconciliationofBasicandDilutedEarningsPerShareComputationsDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/EARNINGSPERSHAREReconciliationofBasicandDilutedEarningsPerShareComputationsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_5a2fd72b-e07b-4cf1-8893-e0032eacb9cf" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_6d996743-0778-4f29-ae06-a2e4c8072e85" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_5a2fd72b-e07b-4cf1-8893-e0032eacb9cf" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_6d996743-0778-4f29-ae06-a2e4c8072e85" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_bf763c50-2ed8-4441-b39c-f7d5c1ddd2ea" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_5a2fd72b-e07b-4cf1-8893-e0032eacb9cf" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_bf763c50-2ed8-4441-b39c-f7d5c1ddd2ea" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSSChangesinAccumulatedOtherComprehensiveLossbyComponentDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#ACCUMULATEDOTHERCOMPREHENSIVELOSSChangesinAccumulatedOtherComprehensiveLossbyComponentDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSSChangesinAccumulatedOtherComprehensiveLossbyComponentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_6064d5fc-9878-4e32-a131-a68a69a20bb9" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciBeforeReclassificationsBeforeTaxAttributableToParent_6f4745f5-a9b6-45d2-9331-c1200d0da82a" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OciBeforeReclassificationsBeforeTaxAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_6064d5fc-9878-4e32-a131-a68a69a20bb9" xlink:to="loc_us-gaap_OciBeforeReclassificationsBeforeTaxAttributableToParent_6f4745f5-a9b6-45d2-9331-c1200d0da82a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent_433f14b8-0b8e-4834-8aae-5c16054b6f30" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_6064d5fc-9878-4e32-a131-a68a69a20bb9" xlink:to="loc_us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent_433f14b8-0b8e-4834-8aae-5c16054b6f30" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_971c3012-f56f-4728-af83-1ed604802ae8" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_6064d5fc-9878-4e32-a131-a68a69a20bb9" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_971c3012-f56f-4728-af83-1ed604802ae8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/COMMITMENTSANDCONTINGENCIESDetails" xlink:type="simple" xlink:href="clh-20240331.xsd#COMMITMENTSANDCONTINGENCIESDetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/COMMITMENTSANDCONTINGENCIESDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_clh_SiteContingencyNumberOfSitesOwnedByThirdParty_0d3bcc82-f6ad-4b1f-a75c-a06ad2ad1d38" xlink:href="clh-20240331.xsd#clh_SiteContingencyNumberOfSitesOwnedByThirdParty"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_SiteContingencyEnvironmentalRemediationExpenseSettledNumberOfSitesOwnedByThirdParty_fc2b8070-87fa-4e15-93a7-4655235b73be" xlink:href="clh-20240331.xsd#clh_SiteContingencyEnvironmentalRemediationExpenseSettledNumberOfSitesOwnedByThirdParty"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_SiteContingencyNumberOfSitesOwnedByThirdParty_0d3bcc82-f6ad-4b1f-a75c-a06ad2ad1d38" xlink:to="loc_clh_SiteContingencyEnvironmentalRemediationExpenseSettledNumberOfSitesOwnedByThirdParty_fc2b8070-87fa-4e15-93a7-4655235b73be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_SiteContingencyEnvironmentalRemediationExpenseNumberOfSitesOwnedByThirdParty_f0f8b5d5-ff07-43e7-a656-46a07db15abc" xlink:href="clh-20240331.xsd#clh_SiteContingencyEnvironmentalRemediationExpenseNumberOfSitesOwnedByThirdParty"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_SiteContingencyNumberOfSitesOwnedByThirdParty_0d3bcc82-f6ad-4b1f-a75c-a06ad2ad1d38" xlink:to="loc_clh_SiteContingencyEnvironmentalRemediationExpenseNumberOfSitesOwnedByThirdParty_f0f8b5d5-ff07-43e7-a656-46a07db15abc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_SiteContingencyNotRequiringEnvironmentalRemediationExpenseNumberOfSitesOwnedByThirdParty_198e8eb4-79a7-486e-ba52-6708966ba53e" xlink:href="clh-20240331.xsd#clh_SiteContingencyNotRequiringEnvironmentalRemediationExpenseNumberOfSitesOwnedByThirdParty"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_SiteContingencyNumberOfSitesOwnedByThirdParty_0d3bcc82-f6ad-4b1f-a75c-a06ad2ad1d38" xlink:to="loc_clh_SiteContingencyNotRequiringEnvironmentalRemediationExpenseNumberOfSitesOwnedByThirdParty_198e8eb4-79a7-486e-ba52-6708966ba53e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_SiteContingencyNumberOfSites_279c673b-b4a8-4f04-b4f5-9dcbfc23aef0" xlink:href="clh-20240331.xsd#clh_SiteContingencyNumberOfSites"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_SiteContingencyNumberOfSitesOwnedByEntity_dd7adca8-f5e1-44b7-9cae-62cd1f4c4eed" xlink:href="clh-20240331.xsd#clh_SiteContingencyNumberOfSitesOwnedByEntity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_SiteContingencyNumberOfSites_279c673b-b4a8-4f04-b4f5-9dcbfc23aef0" xlink:to="loc_clh_SiteContingencyNumberOfSitesOwnedByEntity_dd7adca8-f5e1-44b7-9cae-62cd1f4c4eed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_SiteContingencyNumberOfSitesOwnedByThirdParty_1824346c-5856-4eee-8c1a-8b937bd7ff70" xlink:href="clh-20240331.xsd#clh_SiteContingencyNumberOfSitesOwnedByThirdParty"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_clh_SiteContingencyNumberOfSites_279c673b-b4a8-4f04-b4f5-9dcbfc23aef0" xlink:to="loc_clh_SiteContingencyNumberOfSitesOwnedByThirdParty_1824346c-5856-4eee-8c1a-8b937bd7ff70" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.cleanharbors.com/role/SEGMENTREPORTINGReconciliationtoConsolidatedStatementsofIncometoAdjustedEBITDADetails" xlink:type="simple" xlink:href="clh-20240331.xsd#SEGMENTREPORTINGReconciliationtoConsolidatedStatementsofIncometoAdjustedEBITDADetails"/>
  <link:calculationLink xlink:role="http://www.cleanharbors.com/role/SEGMENTREPORTINGReconciliationtoConsolidatedStatementsofIncometoAdjustedEBITDADetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_e01593d5-bfb4-423a-a2ee-73f41d758f62" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_c35ae04d-5e17-486e-ab3f-71792d8356b4" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_e01593d5-bfb4-423a-a2ee-73f41d758f62" xlink:to="loc_us-gaap_ShareBasedCompensation_c35ae04d-5e17-486e-ab3f-71792d8356b4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_AccretionOfEnvironmentalLiabilities_c7e2095b-8104-4288-a202-d4c7efb69636" xlink:href="clh-20240331.xsd#clh_AccretionOfEnvironmentalLiabilities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_e01593d5-bfb4-423a-a2ee-73f41d758f62" xlink:to="loc_clh_AccretionOfEnvironmentalLiabilities_c7e2095b-8104-4288-a202-d4c7efb69636" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_ee8c832e-6b58-4743-9757-3e52627eaf71" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_e01593d5-bfb4-423a-a2ee-73f41d758f62" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_ee8c832e-6b58-4743-9757-3e52627eaf71" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_clh_IncomeLossFromContinuingOperationsBeforeInterestTaxDepreciationAndAmortizationNet_e26b5d91-947e-474e-b0d7-2a20a8d27ab6" xlink:href="clh-20240331.xsd#clh_IncomeLossFromContinuingOperationsBeforeInterestTaxDepreciationAndAmortizationNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_e01593d5-bfb4-423a-a2ee-73f41d758f62" xlink:to="loc_clh_IncomeLossFromContinuingOperationsBeforeInterestTaxDepreciationAndAmortizationNet_e26b5d91-947e-474e-b0d7-2a20a8d27ab6" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
