<SEC-DOCUMENT>0000822818-26-000015-index.html : 20260410
<SEC-HEADER>0000822818-26-000015.hdr.sgml : 20260410
<ACCEPTANCE-DATETIME>20260410145536
ACCESSION NUMBER:		0000822818-26-000015
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20260410
DATE AS OF CHANGE:		20260410

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CLEAN HARBORS INC
		CENTRAL INDEX KEY:			0000822818
		STANDARD INDUSTRIAL CLASSIFICATION:	HAZARDOUS WASTE MANAGEMENT [4955]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				042997780
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34223
		FILM NUMBER:		26854452

	BUSINESS ADDRESS:	
		STREET 1:		42 LONGWATER DRIVE
		STREET 2:		P.O. BOX 9149
		CITY:			NORWELL
		STATE:			MA
		ZIP:			02061-9149
		BUSINESS PHONE:		781-792-5000

	MAIL ADDRESS:	
		STREET 1:		42 LONGWATER DRIVE
		CITY:			NORWELL
		STATE:			MA
		ZIP:			02061-9149
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>e-proxynoticex2025.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: e-proxynoticex2025.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>cleanharborsinc_autoxregxn.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 2 - file: cleanharborsinc_autoxregxn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>cleanharborsinc_autoxregxna.jpg
<TEXT>
Document 3 - file: cleanharborsinc_autoxregxna.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>clhlogoa.jpg
<TEXT>
Document 4 - file: clhlogoa.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>proxycheckboximagea.jpg
<TEXT>
Document 5 - file: proxycheckboximagea.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>proxyuncheckimagea.jpg
<TEXT>
Document 6 - file: proxyuncheckimagea.jpg

</DOCUMENT>
</SEC-DOCUMENT>