EmissionsLookup
♦ Carcinogen

Chloroprene

CAS # 126-99-8

1,007,751 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) -74% overall
Year Total Released (lbs) Reporting Facilities vs Prior Year
2015 259,771 15
2016 241,019 15 -7%
2017 216,621 16 -10%
2018 66,200 14 -69%
2019 1,353 6 -98%
2020 40,980 14 +2929%
2021 40,850 12 -0%
2022 43,590 15 +7%
2023 30,750 15 -29%
2024 66,618 15 +117%
Top Releasing Industries
Industry Sector Total Released (lbs) Facilities
Manufacturing 964,807 19
Administrative and Support and Waste Management 37,761 3
Public Administration 5,182 1
Worst Water Discharge Exceedances Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
Facility Reported Limit Exceedance Period
DENKA PERFORMANCE ELASTOMER LLC
LAPLACE, LA
0.70 kg/d 0.56 +26% Nov 2018
DENKA PERFORMANCE ELASTOMER LLC
LAPLACE, LA
0.66 kg/d 0.56 +18% Dec 2018
Facility Location Year Total (lbs) Air Water
OLIN BLUE CUBE FREEPORT, TX 2024
US ECOLOGY ROBSTOWN, TX 2024 37,760 0
DENKA PERFORMANCE ELASTOMER LLC LAPLACE, LA 2024 27,155 23,924 42
FORMOSA PLASTICS LOUISIANA BATON ROUGE, LA 2024 1,301 1,301
WESTLAKE CHEMICALS & VINYLS LLC WESTLAKE, LA 2024 164 164
WESTLAKE VINYLS, INC. CALVERT CITY, KY 2024 104 104
WESTLAKE US 2 LLC WESTLAKE, LA 2024 74 74
FORMOSA PLASTICS CORPORATION, TEXAS POINT COMFORT, TX 2024 18 18
WESTLAKE VINYLS CO LP GEISMAR, LA 2024 15 15
SHINTECH PLAQUEMINE PLANT PLAQUEMINE, LA 2024 12 12
WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY PLAQUEMINE, LA 2024 11 11
EQUILON LUBRICANTS CO - DEER PARK DEER PARK, TX 2024 3 3
OXY VINYLS LP - LA PORTE VCM PLANT LA PORTE, TX 2024 1 1
OCCIDENTAL CHEMICAL OXYCHEM- PORTLAND PLANT GREGORY, TX 2024 0 0
ROSS INCINERATION SERVICES (GRAFTON, OH) GRAFTON, OH 2024 0 0
OCCIDENTAL CHEMICAL CORPORATION - GEISMAR FACILITY GEISMAR, LA 2023
DENKA PERFORMANCE ELASTOMER LLC LAPLACE, LA 2023 29,147 25,989 108
FORMOSA PLASTICS LOUISIANA BATON ROUGE, LA 2023 1,437 1,437
WESTLAKE US 2 LLC WESTLAKE, LA 2023 74 74
SHINTECH PLAQUEMINE PLANT PLAQUEMINE, LA 2023 26 26
WESTLAKE VINYLS, INC. CALVERT CITY, KY 2023 21 21
FORMOSA PLASTICS CORPORATION, TEXAS POINT COMFORT, TX 2023 19 19
WESTLAKE VINYLS CO LP GEISMAR, LA 2023 10 10
WESTLAKE CHEMICALS & VINYLS LLC WESTLAKE, LA 2023 8 8
WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY PLAQUEMINE, LA 2023 3 3
EQUILON LUBRICANTS CO - DEER PARK DEER PARK, TX 2023 3 3
OLIN BLUE CUBE FREEPORT, TX 2023 1 1
OXY VINYLS LP - LA PORTE VCM PLANT LA PORTE, TX 2023 1 1
OCCIDENTAL CHEMICAL OXYCHEM- PORTLAND PLANT GREGORY, TX 2023 0 0
ROSS INCINERATION SERVICES (GRAFTON, OH) GRAFTON, OH 2023 0 0
OCCIDENTAL CHEMICAL OXYCHEM- PORTLAND PLANT GREGORY, TX 2022
OLIN BLUE CUBE FREEPORT, TX 2022
OCCIDENTAL CHEMICAL CORPORATION - GEISMAR FACILITY GEISMAR, LA 2022
DENKA PERFORMANCE ELASTOMER LLC LAPLACE, LA 2022 42,072 38,446 96
FORMOSA PLASTICS LOUISIANA BATON ROUGE, LA 2022 1,328 1,328
WESTLAKE US 2 LLC WESTLAKE, LA 2022 100 100
WESTLAKE VINYLS, INC. CALVERT CITY, KY 2022 26 26
WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY PLAQUEMINE, LA 2022 16 16
WESTLAKE CHEMICALS & VINYLS LLC WESTLAKE, LA 2022 14 14
SHINTECH PLAQUEMINE PLANT PLAQUEMINE, LA 2022 11 11
WESTLAKE VINYLS CO LP GEISMAR, LA 2022 10 10
FORMOSA PLASTICS CORPORATION, TEXAS POINT COMFORT, TX 2022 8 8
EQUILON LUBRICANTS CO - DEER PARK DEER PARK, TX 2022 4 4
OXY VINYLS LP - LA PORTE VCM PLANT LA PORTE, TX 2022 1 1
ROSS INCINERATION SERVICES (GRAFTON, OH) GRAFTON, OH 2022 0 0
OLIN BLUE CUBE FREEPORT, TX 2021
OCCIDENTAL CHEMICAL OXYCHEM- PORTLAND PLANT GREGORY, TX 2021
DENKA PERFORMANCE ELASTOMER LLC LAPLACE, LA 2021 39,459 36,193 209
FORMOSA PLASTICS LOUISIANA BATON ROUGE, LA 2021 1,336 1,336
WESTLAKE VINYLS, INC. CALVERT CITY, KY 2021 18 18