♦ Carcinogen

Trypan blue

CAS # 72-57-1

378,766 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) +2630705% overall

Year	Total Released (lbs)	Reporting Facilities	vs Prior Year
2015	11	2	—
2016	20	3	+82%
2017	56	3	+180%
2018	11	3	-80%
2019	9	1	-19%
2020	7	4	-20%
2021	18,004	5	+251355%
2022	28,758	5	+60%
2023	41,186	5	+43%
2024	290,704	7	+606%

Top Releasing Industries

Industry Sector	Total Released (lbs)	Facilities
Administrative and Support and Waste Management	378,766	8

Facility	Location	Year	Total (lbs)	Air	Water
(VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT	ARKADELPHIA, AR	2024	254,834	3	—
U.S. ECOLOGY, INC. - NEVADA (BEATTY, NV)	BEATTY, NV	2024	23,866	1	—
CHEMICAL WASTE MANAGEMENT, INC- TREATMENT FACILITY	EMELLE, AL	2024	12,000	—	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2024	4	4	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, 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	—
CHEMICAL WASTE MANAGEMENT, INC- TREATMENT FACILITY	EMELLE, AL	2023	38,000	—	—
(VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT	ARKADELPHIA, AR	2023	3,182	3	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2023	4	4	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	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	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2022	4	4	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2022	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2022	0	0	—
CHEMICAL WASTE MANAGEMENT, INC- TREATMENT FACILITY	EMELLE, AL	2021	18,000	—	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2021	4	4	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2021	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2021	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2021	0	0	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2020	7	7	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2020	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2020	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2020	0	0	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2019	9	9	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2018	11	11	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2018	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2018	0	0	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2017	56	56	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2017	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2017	0	0	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2016	20	20	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2016	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2016	0	0	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2015	11	11	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2015	0	0	—