♦ Carcinogen

Urethane

CAS # 51-79-6

399,658 lbs total reported releases across all facilities and years.

Facilities listed below reported releases of this chemical to the EPA Toxic Release Inventory (TRI). Quantities are self-reported annual totals in pounds, broken out by release pathway. Click any facility name for its full compliance profile.

National Release Trend (2015–2024) +233591% overall

Year	Total Released (lbs)	Reporting Facilities	vs Prior Year
2015	117	8	—
2016	98	9	-16%
2017	158	6	+61%
2018	25,083	8	+15781%
2019	1	2	-100%
2020	468	8	+33571%
2021	18,131	9	+3774%
2022	28,808	10	+59%
2023	54,451	12	+89%
2024	272,344	11	+400%

Top Releasing Industries

Industry Sector	Total Released (lbs)	Facilities
Administrative and Support and Waste Management	399,658	15

Facility	Location	Year	Total (lbs)	Air	Water
(VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT	ARKADELPHIA, AR	2024	247,802	3	—
ALLIED WASTE/BFI - NIAGARA FALLS LANDFILL	NIAGARA FALLS, NY	2024	13,490	—	—
CHEMICAL WASTE MANAGEMENT, INC- TREATMENT FACILITY	EMELLE, AL	2024	11,000	—	—
CLEAN HARBORS ENVIRONMENTAL SERVICES INC	KIMBALL, NE	2024	30	30	—
TRADEBE TREATMENT & RECYCLINGOF TN, LLC	EAST CHICAGO, IN	2024	18	18	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2024	4	4	—
ROSS INCINERATION SERVICES (GRAFTON, OH)	GRAFTON, OH	2024	0	0	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2024	0	0	—
CLEAN HARBORS EL DORADO LLC	EL DORADO, AR	2024	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2024	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2024	0	0	—
CHEMICAL WASTE MANAGEMENT, INC- TREATMENT FACILITY	EMELLE, AL	2023	38,200	—	—
ALLIED WASTE/BFI - NIAGARA FALLS LANDFILL	NIAGARA FALLS, NY	2023	15,733	—	—
(VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT	ARKADELPHIA, AR	2023	433	3	—
CLEAN HARBORS ENVIRONMENTAL SERVICES INC	KIMBALL, NE	2023	43	43	—
TRADEBE TREATMENT & RECYCLINGOF TN, LLC	EAST CHICAGO, IN	2023	34	34	—
TRADEBE TREATMENT & RECYCLING OF TENNESSEE LLC	MILLINGTON, TN	2023	5	5	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2023	3	3	—
CLEAN HARBORS EL DORADO LLC	EL DORADO, AR	2023	0	0	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2023	0	0	—
ROSS INCINERATION SERVICES (GRAFTON, OH)	GRAFTON, OH	2023	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2023	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2023	0	0	—
CHEMICAL WASTE MANAGEMENT, INC- TREATMENT FACILITY	EMELLE, AL	2022	27,000	—	—
(VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT	ARKADELPHIA, AR	2022	1,754	2	—
CLEAN HARBORS ENVIRONMENTAL SERVICES INC	KIMBALL, NE	2022	41	41	—
TRADEBE TREATMENT & RECYCLINGOF TN, LLC	EAST CHICAGO, IN	2022	8	8	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2022	4	4	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2022	0	0	—
CLEAN HARBORS EL DORADO LLC	EL DORADO, AR	2022	0	0	—
ROSS INCINERATION SERVICES (GRAFTON, OH)	GRAFTON, OH	2022	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2022	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2022	0	0	—
CHEMICAL WASTE MANAGEMENT, INC- TREATMENT FACILITY	EMELLE, AL	2021	18,000	—	—
TRADEBE TREATMENT & RECYCLINGOF TN, LLC	EAST CHICAGO, IN	2021	81	81	—
CLEAN HARBORS ENVIRONMENTAL SERVICES INC	KIMBALL, NE	2021	45	45	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2021	4	4	—
CLEAN HARBORS EL DORADO LLC	EL DORADO, AR	2021	0	0	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2021	0	0	—
ROSS INCINERATION SERVICES (GRAFTON, OH)	GRAFTON, OH	2021	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2021	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2021	0	0	—
TRADEBE TREATMENT & RECYCLINGOF TN, LLC	EAST CHICAGO, IN	2020	408	408	—
CLEAN HARBORS ENVIRONMENTAL SERVICES INC	KIMBALL, NE	2020	53	53	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2020	6	6	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2020	0	0	—
CLEAN HARBORS EL DORADO LLC	EL DORADO, AR	2020	0	0	—
ROSS INCINERATION SERVICES (GRAFTON, OH)	GRAFTON, OH	2020	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2020	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2020	0	0	—