<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
<!--Generated by ThunderDome XBRL - 03:04PM UTC 2024-11-06--><xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:country="http://xbrl.sec.gov/country/2024" xmlns:currency="http://xbrl.sec.gov/currency/2024" xmlns:dei="http://xbrl.sec.gov/dei/2024" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:ecd="http://xbrl.sec.gov/ecd/2024" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:exch="http://xbrl.sec.gov/exch/2024" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:naics="http://xbrl.sec.gov/naics/2024" xmlns:sic="http://xbrl.sec.gov/sic/2024" xmlns:slng="http://stabilis-solutions.com/20240930" xmlns:srt="http://fasb.org/srt/2024" xmlns:srt-types="http://fasb.org/srt-types/2024" xmlns:stpr="http://xbrl.sec.gov/stpr/2024" xmlns:us-gaap="http://fasb.org/us-gaap/2024" xmlns:us-types="http://fasb.org/us-types/2024" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://stabilis-solutions.com/20240930">
  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/country/2024" schemaLocation="https://xbrl.sec.gov/country/2024/country-2024.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/naics/2024" schemaLocation="https://xbrl.sec.gov/naics/2024/naics-2024.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/exch/2024" schemaLocation="https://xbrl.sec.gov/exch/2024/exch-2024.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/dei/2024" schemaLocation="https://xbrl.sec.gov/dei/2024/dei-2024.xsd"/>
  <xsd:import namespace="http://fasb.org/srt/2024" schemaLocation="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/currency/2024" schemaLocation="https://xbrl.sec.gov/currency/2024/currency-2024.xsd"/>
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/stpr/2024" schemaLocation="https://xbrl.sec.gov/stpr/2024/stpr-2024.xsd"/>
  <xsd:import namespace="http://fasb.org/srt-types/2024" schemaLocation="https://xbrl.fasb.org/srt/2024/elts/srt-types-2024.xsd"/>
  <xsd:import namespace="http://www.xbrl.org/dtr/type/2020-01-21" schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd"/>
  <xsd:import namespace="http://xbrl.org/2020/extensible-enumerations-2.0" schemaLocation="https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/sic/2024" schemaLocation="https://xbrl.sec.gov/sic/2024/sic-2024.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/ecd/2024" schemaLocation="https://xbrl.sec.gov/ecd/2024/ecd-2024.xsd"/>
  <xsd:import namespace="http://fasb.org/us-types/2024" schemaLocation="https://xbrl.fasb.org/us-gaap/2024/elts/us-types-2024.xsd"/>
  <xsd:import namespace="http://fasb.org/us-gaap/2024" schemaLocation="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd"/>
  <xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd"/>
  <xsd:annotation>
    <xsd:appinfo>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="slng-20240930_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="slng-20240930_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="slng-20240930_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="slng-20240930_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="statement-document-and-entity-information" roleURI="http://stabilis-solutions.com/20240930/role/statement-document-and-entity-information">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">000 - Document - Document And Entity Information</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-balance-sheets-current-period-unaudited" roleURI="http://stabilis-solutions.com/20240930/role/statement-condensed-consolidated-balance-sheets-current-period-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">001 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-balance-sheets-current-period-unaudited-parentheticals" roleURI="http://stabilis-solutions.com/20240930/role/statement-condensed-consolidated-balance-sheets-current-period-unaudited-parentheticals">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">002 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statements-of-operations-unaudited" roleURI="http://stabilis-solutions.com/20240930/role/statement-condensed-consolidated-statements-of-operations-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">003 - Statement - Condensed Consolidated Statements of Operations (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statements-of-comprehensive-income-unaudited" roleURI="http://stabilis-solutions.com/20240930/role/statement-condensed-consolidated-statements-of-comprehensive-income-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">004 - Statement - Condensed Consolidated Statements of Comprehensive Income (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statements-of-stockholders-equity-unaudited" roleURI="http://stabilis-solutions.com/20240930/role/statement-condensed-consolidated-statements-of-stockholders-equity-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">005 - Statement - Condensed Consolidated Statements of Stockholders' Equity (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statements-of-cash-flows-unaudited" roleURI="http://stabilis-solutions.com/20240930/role/statement-condensed-consolidated-statements-of-cash-flows-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">006 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-1-description-of-business-and-basis-of-presentation" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-1-description-of-business-and-basis-of-presentation">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">007 - Disclosure - Note 1 - Description of Business and Basis of Presentation</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-2-revenue-recognition" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-2-revenue-recognition">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">008 - Disclosure - Note 2 - Revenue Recognition</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-derivative-instruments" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-3-derivative-instruments">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">009 - Disclosure - Note 3 - Derivative Instruments</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-4-prepaid-expenses-and-other-current-assets" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-4-prepaid-expenses-and-other-current-assets">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">010 - Disclosure - Note 4 - Prepaid Expenses and Other Current Assets</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-5-property-plant-and-equipment" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-5-property-plant-and-equipment">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">011 - Disclosure - Note 5 - Property, Plant and Equipment</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-investment-in-foreign-joint-venture" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-6-investment-in-foreign-joint-venture">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">012 - Disclosure - Note 6 - Investment in Foreign Joint Venture</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-7-accrued-liabilities" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-7-accrued-liabilities">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">013 - Disclosure - Note 7 - Accrued Liabilities</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-8-debt" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-8-debt">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">014 - Disclosure - Note 8 - Debt</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-9-related-party-transactions" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-9-related-party-transactions">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">015 - Disclosure - Note 9 - Related Party Transactions</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-10-commitments-and-contingencies" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-10-commitments-and-contingencies">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">016 - Disclosure - Note 10 - Commitments and Contingencies</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-11-stockholders-equity-and-stockbased-compensation" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-11-stockholders-equity-and-stockbased-compensation">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">017 - Disclosure - Note 11 - Stockholders' Equity and Stock-based Compensation</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-12-net-income-per-share" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-12-net-income-per-share">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">018 - Disclosure - Note 12 - Net Income Per Share</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-13-supplemental-cash-flow-information" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-13-supplemental-cash-flow-information">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">019 - Disclosure - Note 13 - Supplemental Cash Flow Information</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-significant-accounting-policies-policies" roleURI="http://stabilis-solutions.com/20240930/role/statement-significant-accounting-policies-policies">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995466 - Disclosure - Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-2-revenue-recognition-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-2-revenue-recognition-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995467 - Disclosure - Note 2 - Revenue Recognition (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-derivative-instruments-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-3-derivative-instruments-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995468 - Disclosure - Note 3 - Derivative Instruments (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-4-prepaid-expenses-and-other-current-assets-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-4-prepaid-expenses-and-other-current-assets-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995469 - Disclosure - Note 4 - Prepaid Expenses and Other Current Assets (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-5-property-plant-and-equipment-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-5-property-plant-and-equipment-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995470 - Disclosure - Note 5 - Property, Plant and Equipment (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-investment-in-foreign-joint-venture-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-6-investment-in-foreign-joint-venture-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995471 - Disclosure - Note 6 - Investment in Foreign Joint Venture (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-7-accrued-liabilities-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-7-accrued-liabilities-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995472 - Disclosure - Note 7 - Accrued Liabilities (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-8-debt-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-8-debt-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995473 - Disclosure - Note 8 - Debt (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-12-net-income-per-share-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-12-net-income-per-share-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995474 - Disclosure - Note 12 - Net Income Per Share (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-13-supplemental-cash-flow-information-tables" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-13-supplemental-cash-flow-information-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995475 - Disclosure - Note 13 - Supplemental Cash Flow Information (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-1-description-of-business-and-basis-of-presentation-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-1-description-of-business-and-basis-of-presentation-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995476 - Disclosure - Note 1 - Description of Business and Basis of Presentation (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-2-revenue-recognition-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-2-revenue-recognition-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995477 - Disclosure - Note 2 - Revenue Recognition (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-2-revenue-recognition-disaggregation-of-revenue-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-2-revenue-recognition-disaggregation-of-revenue-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995478 - Disclosure - Note 2 - Revenue Recognition - Disaggregation of Revenue (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-derivative-instruments-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-3-derivative-instruments-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995479 - Disclosure - Note 3 - Derivative Instruments (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-derivative-instruments-location-and-fair-value-of-derivative-instruments-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-3-derivative-instruments-location-and-fair-value-of-derivative-instruments-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995480 - Disclosure - Note 3 - Derivative Instruments - Location and Fair Value of Derivative Instruments (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-derivative-instruments-gain-or-losses-of-derivative-instruments-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-3-derivative-instruments-gain-or-losses-of-derivative-instruments-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995481 - Disclosure - Note 3 - Derivative Instruments - Gain or Losses of Derivative Instruments (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-4-prepaid-expenses-and-other-current-assets-prepaid-expenses-and-other-current-assets-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-4-prepaid-expenses-and-other-current-assets-prepaid-expenses-and-other-current-assets-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995482 - Disclosure - Note 4 - Prepaid Expenses and Other Current Assets - Prepaid Expenses and Other Current Assets (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-5-property-plant-and-equipment-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-5-property-plant-and-equipment-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995483 - Disclosure - Note 5 - Property, Plant and Equipment (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-5-property-plant-and-equipment-summary-of-property-plant-and-equipment-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-5-property-plant-and-equipment-summary-of-property-plant-and-equipment-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995484 - Disclosure - Note 5 - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-investment-in-foreign-joint-venture-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-6-investment-in-foreign-joint-venture-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995485 - Disclosure - Note 6 - Investment in Foreign Joint Venture (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-investment-in-foreign-joint-venture-summary-of-equity-method-investment-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-6-investment-in-foreign-joint-venture-summary-of-equity-method-investment-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995486 - Disclosure - Note 6 - Investment in Foreign Joint Venture - Summary of Equity Method Investment (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-investment-in-foreign-joint-venture-schedule-of-activity-in-investment-in-foreign-joint-ventures-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-6-investment-in-foreign-joint-venture-schedule-of-activity-in-investment-in-foreign-joint-ventures-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995487 - Disclosure - Note 6 - Investment in Foreign Joint Venture - Schedule of Activity in Investment in Foreign Joint Ventures (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-7-accrued-liabilities-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-7-accrued-liabilities-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995488 - Disclosure - Note 7 - Accrued Liabilities (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-7-accrued-liabilities-summary-of-accrued-liabilities-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-7-accrued-liabilities-summary-of-accrued-liabilities-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995489 - Disclosure - Note 7 - Accrued Liabilities - Summary of Accrued Liabilities (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-8-debt-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-8-debt-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995490 - Disclosure - Note 8 - Debt (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-8-debt-summary-of-debt-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-8-debt-summary-of-debt-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995491 - Disclosure - Note 8 - Debt - Summary of Debt (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-9-related-party-transactions-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-9-related-party-transactions-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995492 - Disclosure - Note 9 - Related Party Transactions (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-11-stockholders-equity-and-stockbased-compensation-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-11-stockholders-equity-and-stockbased-compensation-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995493 - Disclosure - Note 11 - Stockholders' Equity and Stock-based Compensation (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-12-net-income-per-share-details-textual" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-12-net-income-per-share-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995494 - Disclosure - Note 12 - Net Income Per Share (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-12-net-income-per-share-schedule-of-earnings-per-share-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-12-net-income-per-share-schedule-of-earnings-per-share-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995495 - Disclosure - Note 12 - Net Income Per Share - Schedule of Earnings Per Share (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-13-supplemental-cash-flow-information-summary-of-supplemental-cash-flow-information-details" roleURI="http://stabilis-solutions.com/20240930/role/statement-note-13-supplemental-cash-flow-information-summary-of-supplemental-cash-flow-information-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995496 - Disclosure - Note 13 - Supplemental Cash Flow Information - Summary of Supplemental Cash Flow Information (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:element abstract="true" id="slng_AAEnergiesIncMember" name="AAEnergiesIncMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_AmendedAndRestated2019LongTermIncentivePlanMember" name="AmendedAndRestated2019LongTermIncentivePlanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_AmeriStateBankMember" name="AmeriStateBankMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_BaojiOilfieldMachineryCoLtdMember" name="BaojiOilfieldMachineryCoLtdMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_BasisOfPresentationAndConsolidationPolicyTextBlock" name="BasisOfPresentationAndConsolidationPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_BomayMember" name="BomayMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_CadenceBankMember" name="CadenceBankMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_CashSettlementsFromDerivatives" name="CashSettlementsFromDerivatives" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_ChartEcMember" name="ChartEcMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_CommonStockOwnershipPercentage" name="CommonStockOwnershipPercentage" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="slng_DebtInstrumentCovenantDebtServiceCoverageRatioMaximum" name="DebtInstrumentCovenantDebtServiceCoverageRatioMaximum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant"/>
  <xsd:element id="slng_DebtInstrumentCovenantDebtonetworthRatio" name="DebtInstrumentCovenantDebtonetworthRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="slng_DocumentAndEntityInformation" name="DocumentAndEntityInformation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_EquityIncomeForeignJointVentureNet" name="EquityIncomeForeignJointVentureNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="slng_EquityMethodInvestmentAccumulatedAccretion" name="EquityMethodInvestmentAccumulatedAccretion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="slng_EquityMethodInvestmentNetRemainingBasisDifference" name="EquityMethodInvestmentNetRemainingBasisDifference" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="slng_EquityMethodInvestmentRemainingLifeOfJointVenture" name="EquityMethodInvestmentRemainingLifeOfJointVenture" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_EquityMethodInvestmentSummarizedFinancialInformationAccumulatedStatutoryReserve" name="EquityMethodInvestmentSummarizedFinancialInformationAccumulatedStatutoryReserve" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="slng_EquityMethodInvestmentTranslationAdjustment" name="EquityMethodInvestmentTranslationAdjustment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="slng_FinanceLeaseAndOperatingLeaseLiabilityCurrent" name="FinanceLeaseAndOperatingLeaseLiabilityCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="slng_FinanceLeaseAndOperatingLeaseLiabilityNoncurrent" name="FinanceLeaseAndOperatingLeaseLiabilityNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="slng_ForeignCurrencyTranslation" name="ForeignCurrencyTranslation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="slng_IncomeLossFromContinuingOperationsBeforeNonoperatingIncomeExpenseIncomeTaxesNoncontrollingInterest" name="IncomeLossFromContinuingOperationsBeforeNonoperatingIncomeExpenseIncomeTaxesNoncontrollingInterest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="slng_IncomeLossFromEquityMethodInvestmentsInUndistributedEarnings" name="IncomeLossFromEquityMethodInvestmentsInUndistributedEarnings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_InsuranceAndOtherNotePayableMember" name="InsuranceAndOtherNotePayableMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_InsuranceNotesMember" name="InsuranceNotesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_LiquefactionPlantsAndSystemsMember" name="LiquefactionPlantsAndSystemsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_LoanAgreementMember" name="LoanAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_MinimumNetWorthRequiredForComplianceIncreasePercentage" name="MinimumNetWorthRequiredForComplianceIncreasePercentage" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="slng_NonEmployeeBoardMemberMember" name="NonEmployeeBoardMemberMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_OperatingLeaseRightOfUseAssetAndOtherAssetsNoncurrentMember" name="OperatingLeaseRightOfUseAssetAndOtherAssetsNoncurrentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_OperationsRelatedExpenseForeignJointVenture" name="OperationsRelatedExpenseForeignJointVenture" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_ParticipantMember" name="ParticipantMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_PrepaidExpensesAndOtherCurrentAssetsTextBlock" name="PrepaidExpensesAndOtherCurrentAssetsTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_ReclassificationFromAccruedExpensesToAccountsPayableMember" name="ReclassificationFromAccruedExpensesToAccountsPayableMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_RecognitionOfInsuranceReceivable" name="RecognitionOfInsuranceReceivable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_RentalMember" name="RentalMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_RepaymentsOfShorttermAndLongtermNotesPayable" name="RepaymentsOfShorttermAndLongtermNotesPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="slng_RightOfUseAssetsAndOtherAssetsNoncurrent" name="RightOfUseAssetsAndOtherAssetsNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="slng_ScheduleOfActivityInInvestmentInForeignJointVenturesTableTextBlock" name="ScheduleOfActivityInInvestmentInForeignJointVenturesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_SecuredTermNoteMember" name="SecuredTermNoteMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_SharebasedCompensationArrangementBySharebasedPaymentAwardGrantLimit" name="SharebasedCompensationArrangementBySharebasedPaymentAwardGrantLimit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_TmgMember" name="TmgMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_TwoYearMarineBunkeringContractMember" name="TwoYearMarineBunkeringContractMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="slng_UnrealizedGainsLossesTransferredToRealizedGainsLossesNet" name="UnrealizedGainsLossesTransferredToRealizedGainsLossesNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-12-net-income-per-share-schedule-of-earnings-per-share-details" name="statement-statement-note-12-net-income-per-share-schedule-of-earnings-per-share-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-12-net-income-per-share-tables" name="statement-statement-note-12-net-income-per-share-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-13-supplemental-cash-flow-information-summary-of-supplemental-cash-flow-information-details" name="statement-statement-note-13-supplemental-cash-flow-information-summary-of-supplemental-cash-flow-information-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-13-supplemental-cash-flow-information-tables" name="statement-statement-note-13-supplemental-cash-flow-information-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-2-revenue-recognition-disaggregation-of-revenue-details" name="statement-statement-note-2-revenue-recognition-disaggregation-of-revenue-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-2-revenue-recognition-tables" name="statement-statement-note-2-revenue-recognition-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-3-derivative-instruments-gain-or-losses-of-derivative-instruments-details" name="statement-statement-note-3-derivative-instruments-gain-or-losses-of-derivative-instruments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-3-derivative-instruments-location-and-fair-value-of-derivative-instruments-details" name="statement-statement-note-3-derivative-instruments-location-and-fair-value-of-derivative-instruments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-3-derivative-instruments-tables" name="statement-statement-note-3-derivative-instruments-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-4-prepaid-expenses-and-other-current-assets-prepaid-expenses-and-other-current-assets-details" name="statement-statement-note-4-prepaid-expenses-and-other-current-assets-prepaid-expenses-and-other-current-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-4-prepaid-expenses-and-other-current-assets-tables" name="statement-statement-note-4-prepaid-expenses-and-other-current-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-5-property-plant-and-equipment-summary-of-property-plant-and-equipment-details" name="statement-statement-note-5-property-plant-and-equipment-summary-of-property-plant-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-5-property-plant-and-equipment-tables" name="statement-statement-note-5-property-plant-and-equipment-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-6-investment-in-foreign-joint-venture-schedule-of-activity-in-investment-in-foreign-joint-ventures-details" name="statement-statement-note-6-investment-in-foreign-joint-venture-schedule-of-activity-in-investment-in-foreign-joint-ventures-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-6-investment-in-foreign-joint-venture-summary-of-equity-method-investment-details" name="statement-statement-note-6-investment-in-foreign-joint-venture-summary-of-equity-method-investment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-6-investment-in-foreign-joint-venture-tables" name="statement-statement-note-6-investment-in-foreign-joint-venture-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-7-accrued-liabilities-summary-of-accrued-liabilities-details" name="statement-statement-note-7-accrued-liabilities-summary-of-accrued-liabilities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-7-accrued-liabilities-tables" name="statement-statement-note-7-accrued-liabilities-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-8-debt-summary-of-debt-details" name="statement-statement-note-8-debt-summary-of-debt-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-note-8-debt-tables" name="statement-statement-note-8-debt-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="slng_statement-statement-significant-accounting-policies-policies" name="statement-statement-significant-accounting-policies-policies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
