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OXY VINYLS LP DEER PARK-VCM PLANT

OCCIDENTAL CHEMICAL HOLDING CORP

Facility Summary

5900 HWY 225 GATE 8A, DEER PARK, TX, 77536 (HARRIS)

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: Violation

Clean Air Act:

Clean Water Act:

Resource Conservation and Recovery Act : Violation

Total Penalties: $0

Last Penalty: N/A

2022 Toxic Substance Releases

Substance	Total (lbs)	Air (lbs)	Water (lbs)	Land (lbs)	UnInj (lbs)	Offsite (lbs)
HYDROCHLORIC ACID CASRN: 7647-01-0	16,568.61	16,568.61	0.00	0.00	0.00	0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
ETHYLENE DICHLORIDE CASRN: 107-06-2	11,703.58	11,701.00	0.00	0.00	0.00	2.58
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) 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	3,800.70	3,800.70	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) 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	1,950.70	1,950.70	0.00	0.00	0.00	0.00
This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity)

Substance	Total	Air	Water	Land	UnInj	Offsite
CHLORINE CASRN: 7782-50-5	295.27	295.27	0.00	0.00	0.00	0.00
This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
PROPYLENE CASRN: 115-07-1	155.66	155.66	0.00	0.00	0.00	0.00
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))

Substance	Total	Air	Water	Land	UnInj	Offsite
1,1,2-TRICHLOROETHANE (TCE) CASRN: 79-00-5	151.77	150.22	0.00	0.00	0.00	1.55
This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
BIS(2-CHLOROETHYL) ETHER CASRN: 111-44-4	91.57	91.57	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: California Proposition 65) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
CHLOROFORM CASRN: 67-66-3	80.74	79.01	0.00	0.00	0.00	1.73
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is a developmental or reproductive toxin. (Source: California Proposition 65) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
TRICHLOROETHYLENE CASRN: 79-01-6	59.40	59.40	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans) This substance is a developmental or reproductive toxin. (Source: California Proposition 65) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) 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	32.31	32.31	0.00	0.00	0.00	0.00


Substance	Total	Air	Water	Land	UnInj	Offsite
ETHYL CHLORIDE CASRN: 75-00-3	28.01	28.01	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 neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) 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	25.33	25.33	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
TETRACHLOROETHYLENE CASRN: 127-18-4	18.48	18.42	0.00	0.00	0.00	0.06
This substance is a carcinogen. (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
CHLOROBENZENE CASRN: 108-90-7	10.69	10.40	0.00	0.00	0.00	0.29
This substance is a carcinogen. (Source: Plastichem Project) This substance is a mutagen. (Source: Plastichem Project) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
1,2-DICHLOROETHENE CASRN: 540-59-0	6.50	6.50	0.00	0.00	0.00	0.00
This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC))

Substance	Total	Air	Water	Land	UnInj	Offsite
CHLOROPRENE CASRN: 126-99-8	4.07	4.07	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
VINYLIDENE CHLORIDE CASRN: 75-35-4	2.80	1.36	0.00	0.00	0.00	1.44
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
CARBON TETRACHLORIDE CASRN: 56-23-5	2.50	2.50	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) 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 an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
HEXACHLOROETHANE CASRN: 67-72-1	2.27	2.27	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
BENZENE CASRN: 71-43-2	2.05	2.05	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans) This substance is a developmental or reproductive toxin. (Source: California Proposition 65) This substance is a mutagen. (Source: European Chemical Agency InfoCards) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) 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-DICHLOROETHANE CASRN: 75-34-3	2.00	2.00	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
HEXACHLOROBENZENE CASRN: 118-74-1	0.82	0.82	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 carcinogen. (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens) This substance is a developmental or reproductive toxin. (Source: California Proposition 65) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) 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	0.02	0.02	0.00	0.00	0.00	0.00
This substance is a carcinogen. (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans) This substance is a mutagen. (Source: Plastichem Project) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange)) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite
DIOXIN AND DIOXIN-LIKE COMPOUNDS (TRI CATEGORY) CASRN: N150	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 carcinogen. (Source: U.S. EPA Toxics Release Inventory (TRI)) This substance is a dioxin. (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
3,3',4,4',5,5'-HEXACHLOROBIPHENYL CASRN: 1336-36-3	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 carcinogen. (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans) This substance is a developmental or reproductive toxin. (Source: Plastichem Project) This substance is a neurotoxin. (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity) This substance is an asthmagen. (Source: Association of Occupational and Environmental Clinics (AOEC)) This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))

Substance	Total	Air	Water	Land	UnInj	Offsite