Pentachloroethane

CAS # 76-01-7

257,703 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) +46735% overall

Year	Total Released (lbs)	Reporting Facilities	vs Prior Year
2015	534	16	—
2016	685	14	+28%
2017	809	17	+18%
2018	620	16	-23%
2019	86	8	-86%
2020	1,800	18	+1987%
2021	1,690	20	-6%
2022	643	19	-62%
2023	714	19	+11%
2024	250,122	23	+34932%

Top Releasing Industries

Industry Sector	Total Released (lbs)	Facilities
Administrative and Support and Waste Management	249,717	10
Manufacturing	7,986	18

Facility	Location	Year	Total (lbs)	Air	Water
WESTLAKE CHEMICALS & VINYLS LLC	WESTLAKE, LA	2024	—	—	—
ARCWOOD ENVIRONMENTAL, LLC	ORANGE, TX	2024	—	—	—
SHINTECH PLAQUEMINE PLANT	PLAQUEMINE, LA	2024	—	—	—
FORMOSA PLASTICS CORPORATION, TEXAS	POINT COMFORT, TX	2024	—	—	—
OCCIDENTAL CHEMICAL CORPORATION - WICHITA PLANT	WICHITA, KS	2024	—	—	—
(VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT	ARKADELPHIA, AR	2024	249,353	17	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2024	435	435	—
FORMOSA PLASTICS LOUISIANA	BATON ROUGE, LA	2024	92	92	—
BLUE CUBE OPERATIONS LLC	PLAQUEMINE, LA	2024	47	47	—
OLIN BLUE CUBE	FREEPORT, TX	2024	46	46	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2024	44	44	—
EQUILON LUBRICANTS CO - DEER PARK	DEER PARK, TX	2024	36	36	—
WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY	PLAQUEMINE, LA	2024	23	23	—
OXY VINYLS LP - LA PORTE VCM PLANT	LA PORTE, TX	2024	20	20	—
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2024	20	20	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2024	3	3	—
CHEMICAL & METAL INDUSTRIES INC	HUDSON, CO	2024	2	2	—
OCCIDENTAL CHEMICAL OXYCHEM- PORTLAND PLANT	GREGORY, TX	2024	1	1	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2024	0	0	—
US ECOLOGY	ROBSTOWN, TX	2024	0	0	—
CLEAN HARBORS EL DORADO LLC	EL DORADO, AR	2024	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2024	0	0	—
CLEAN HARBORS ARAGONITE LLC	GRANTSVILLE, UT	2024	0	0	—
OCCIDENTAL CHEMICAL CORPORATION - WICHITA PLANT	WICHITA, KS	2023	—	—	—
FORMOSA PLASTICS CORPORATION, TEXAS	POINT COMFORT, TX	2023	—	—	—
OCCIDENTAL CHEMICAL OXYCHEM- PORTLAND PLANT	GREGORY, TX	2023	—	—	—
SHINTECH PLAQUEMINE PLANT	PLAQUEMINE, LA	2023	—	—	—
WESTLAKE CHEMICALS & VINYLS LLC	WESTLAKE, LA	2023	—	—	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2023	530	530	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2023	39	39	—
OLIN BLUE CUBE	FREEPORT, TX	2023	31	31	—
BUZZI UNICEM USA CAPE GIRARDEAU	CAPE GIRARDEAU, MO	2023	31	31	—
EQUILON LUBRICANTS CO - DEER PARK	DEER PARK, TX	2023	28	28	—
WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY	PLAQUEMINE, LA	2023	25	25	—
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2023	19	19	—
OXY VINYLS LP - LA PORTE VCM PLANT	LA PORTE, TX	2023	6	6	—
FORMOSA PLASTICS LOUISIANA	BATON ROUGE, LA	2023	2	2	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2023	2	2	—
CLEAN HARBORS DEER PARK LLC	LA PORTE, TX	2023	1	1	—
CLEAN HARBORS EL DORADO LLC	EL DORADO, AR	2023	0	0	—
ARCWOOD ENVIRONMENTAL, LLC	ORANGE, TX	2023	0	0	—
HERITAGE THERMAL SERVICES	EAST LIVERPOOL, OH	2023	0	0	—
OCCIDENTAL CHEMICAL OXYCHEM- PORTLAND PLANT	GREGORY, TX	2022	—	—	—
FORMOSA PLASTICS LOUISIANA	BATON ROUGE, LA	2022	—	—	—
FORMOSA PLASTICS CORPORATION, TEXAS	POINT COMFORT, TX	2022	—	—	—
WESTLAKE CHEMICALS & VINYLS LLC	WESTLAKE, LA	2022	—	—	—
OCCIDENTAL CHEMICAL CORPORATION - WICHITA PLANT	WICHITA, KS	2022	—	—	—
SHINTECH PLAQUEMINE PLANT	PLAQUEMINE, LA	2022	—	—	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2022	485	485	—
EQUILON LUBRICANTS CO - DEER PARK	DEER PARK, TX	2022	32	32	—