Facility Profile

WESTLAKE CHEMICALS & VINYLS LLC
WESTLAKE CHEMICAL CORP
Facility Summary
26100 HWY 405 S, PLAQUEMINE, LA, 70764 (IBERVILLE PARISH)
In 2022, this facility made toxic releases of:
- Concern to the air
- Onsite air release of Clean Air Act chemicals
- Onsite release Persistent bioaccumulative toxic substance (PBTs)
- Onsite release of known carcinogens
This facility reported the following greenhouse gas releases for 2022:
18-month enforcement and compliance history summary for this facility:
Facility: Significant Violation
Clean Air Act: No Violation Identified
Clean Water Act: No Violation Identified
Resource Conservation and Recovery Act : Significant Noncomplier
Total Penalties: $361,553
Last Penalty: 04/27/2021
2022 Toxic Substance Releases
Substance Total
(lbs)
Air
(lbs)
Water
(lbs)
Land
(lbs)
UnInj
(lbs)
Offsite
(lbs)
NITRATE COMPOUNDS (WATER DISSOCIABLE)
CASRN: N511
198,146.00 0.00 198,146.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
HYDROCHLORIC ACID
CASRN: 7647-01-0
74,766.00 74,766.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
VINYL CHLORIDE
CASRN: 75-01-4
27,357.01 27,357.00 0.00 0.00 0.00 0.01
Substance Total Air Water Land UnInj Offsite
ETHYLENE DICHLORIDE
CASRN: 107-06-2
26,288.00 25,881.00 407.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
COPPER COMPOUNDS
CASRN: N100
12,480.49 0.00 480.00 6.00 0.00 11,994.49
Substance Total Air Water Land UnInj Offsite
CHLORINE
CASRN: 7782-50-5
11,931.83 1,086.00 143.00 0.00 0.00 10,702.83
Substance Total Air Water Land UnInj Offsite
CHROMIUM COMPOUNDS
CASRN: N090
11,754.50 1.00 90.00 9.97 0.00 11,653.53
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
DICHLORODIFLUOROMETHANE
CASRN: 75-71-8
11,070.00 11,070.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
CHLORODIFLUOROMETHANE
CASRN: 75-45-6
11,000.00 11,000.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
MANGANESE COMPOUNDS
CASRN: N450
9,197.58 0.00 9,098.00 0.00 0.00 99.58
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
ETHYLENE
CASRN: 74-85-1
7,741.00 7,741.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
ACETOPHENONE
CASRN: 98-86-2
3,209.00 3,209.00 0.00 0.00 0.00 0.00
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
AMMONIA
CASRN: 7664-41-7
3,075.00 2,433.00 642.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
XYLENES
CASRN: 1330-20-7
2,562.00 2,562.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
ETHYL CHLORIDE
CASRN: 75-00-3
2,433.00 2,433.00 0.00 0.00 0.00 0.00
This substance is a carcinogen. (Source: California Proposition 65)
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
TOLUENE
CASRN: 108-88-3
2,392.00 2,387.00 5.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: California Proposition 65)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
ETHYLENE GLYCOL
CASRN: 107-21-1
1,185.00 1,185.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: California Proposition 65)
This substance is a mutagen. (Source: Plastichem Project)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
METHYL ALCOHOL
CASRN: 67-56-1
996.00 996.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: California Proposition 65)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
ETHYLBENZENE
CASRN: 100-41-4
902.00 902.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
HEXACHLOROETHANE
CASRN: 67-72-1
787.00 787.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
CHLOROFORM
CASRN: 67-66-3
773.00 773.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
BENZENE
CASRN: 71-43-2
501.00 501.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
1,1,2-TRICHLOROETHANE (TCE)
CASRN: 79-00-5
478.00 478.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
PHENOL
CASRN: 108-95-2
328.00 328.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
MERCURY COMPOUNDS
CASRN: N495
282.25 93.00 178.00 4.00 0.00 7.25
Substance Total Air Water Land UnInj Offsite
ZINC COMPOUNDS
CASRN: N982
245.61 71.00 129.00 27.30 0.00 18.31
Substance Total Air Water Land UnInj Offsite
1,1-DICHLOROETHANE
CASRN: 75-34-3
169.00 169.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
VINYLIDENE CHLORIDE
CASRN: 75-35-4
163.00 163.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
LEAD COMPOUNDS
CASRN: N420
148.80 1.00 120.00 11.34 0.00 16.46
Substance Total Air Water Land UnInj Offsite
DIOXIN AND DIOXIN-LIKE COMPOUNDS (TRI CATEGORY)
CASRN: N150
145.64 1.31 2.45 0.00 0.00 141.87
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
METHYLENE CHLORIDE
CASRN: 75-09-2
137.00 137.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
CARBON TETRACHLORIDE
CASRN: 56-23-5
136.00 136.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
1,1,2,2-TETRACHLOROETHANE
CASRN: 79-34-5
103.00 103.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
CUMENE
CASRN: 98-82-8
83.00 83.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
TETRACHLOROETHYLENE
CASRN: 127-18-4
77.02 77.00 0.00 0.00 0.00 0.02
Substance Total Air Water Land UnInj Offsite
TRICHLOROETHYLENE
CASRN: 79-01-6
70.00 70.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
1,2-DICHLOROETHENE
CASRN: 540-59-0
56.00 56.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
POLYCYCLIC AROMATIC COMPOUNDS (TRI CATEGORY)
CASRN: N590
33.00 33.00 0.00 0.00 0.00 0.00
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
PENTACHLOROETHANE
CASRN: 76-01-7
25.00 25.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
METHYLCHLOROFORM
CASRN: 71-55-6
17.00 17.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
CHLOROPRENE
CASRN: 126-99-8
16.00 16.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
DI(2-ETHYLHEXYL)PHTHALATE (DEHP) (PRIMARY CASRN)
CASRN: 117-81-7
11.00 11.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
CHLOROBENZENE
CASRN: 108-90-7
9.00 9.00 0.00 0.00 0.00 0.00
This substance is a carcinogen. (Source: Plastichem Project)
This substance is a mutagen. (Source: Plastichem Project)
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
ASBESTOS
CASRN: 1332-21-4
2.00 2.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
ETHYLENE OXIDE
CASRN: 75-21-8
2.00 2.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
MERCURY COMPOUNDS
CASRN: N458
0.07 0.00 0.03 0.00 0.00 0.04
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
1,3-DICHLOROPROPENE
CASRN: 542-75-6
0.00 0.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
HEXACHLOROBENZENE
CASRN: 118-74-1
0.00 0.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
BENZO[G,H,I]PERYLENE
CASRN: 191-24-2
0.00 0.00 0.00 0.00 0.00 0.00
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
HEXACHLOROBUTADIENE
CASRN: 87-68-3
0.00 0.00 0.00 0.00 0.00 0.00
This substance is a carcinogen. (Source: California Proposition 65)
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
3,3',4,4',5,5'-HEXACHLOROBIPHENYL
CASRN: 1336-36-3
0.00 0.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
SODIUM NITRITE
CASRN: 7632-00-0
0.00 0.00 0.00 0.00 0.00 0.00
This substance is a carcinogen. (Source: Plastichem Project)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
Substance Total Air Water Land UnInj Offsite
1,2-DICHLOROPROPANE
CASRN: 78-87-5
0.00 0.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
PENTACHLOROBENZENE
CASRN: 608-93-5
0.00 0.00 0.00 0.00 0.00 0.00
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
Substance Total Air Water Land UnInj Offsite
1,4-DICHLORO-2-BUTENE
CASRN: 764-41-0
0.00 0.00 0.00 0.00 0.00 0.00
This substance is a carcinogen. (Source: California Proposition 65)
Substance Total Air Water Land UnInj Offsite
BIS(2-CHLOROETHYL) ETHER
CASRN: 111-44-4
0.00 0.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite