EPA TRI Facility · Petroleum

Chevron Products Co Pascagoula Refinery

Pascagoula, MS · Parent: Chevron Corp

Total releases
7.4M lbs
Chemicals reported
46
Carcinogens
12
Primary pathway
Water Discharges

MIXED Form-R mix

Chevron Products Co Pascagoula Refinery: how the 7.4M lbs splits

7.4M lbs across all reported pathways

  • Water Discharges 3.7M lbs 49.7%
  • Air Releases 3.1M lbs 41.9%
  • Off-site Transfers 618.5K lbs 8.4%
  • Land Disposal 0 lbs <0.1%

Chevron Products Co Pascagoula Refinery's 7.4M lbs Form-R total is MIXED - water discharges is 49.7% of the bar. Next segment: air releases at 41.9%. Leading chemical by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution).

Carcinogen-classified pounds vs other reported pounds

Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.

HEAVY volume MIXED pathway CARC-LEAN

Chevron Products Co Pascagoula Refinery is an EPA Toxics Release Inventory reporter in Pascagoula, MS, in the petroleum sector. It reported 2.2M lbs of releases across 45 chemicals in 2023, and 7.4M lbs in total across its 2019-2023 reporting years. That ranks 287 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Mississippi's 328 reporting TRI sites, pounds #1 is not chemical-count #1. Tronox LLC leads reported pounds (64.0M lbs) at 17 chemicals (chemical-count #12). Chevron Products Co Pascagoula Refinery leads chemical count at 46 chemicals (7.4M lbs, pounds #9). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Bollinger Mississippi Repair LLC; Bollinger Mississippi Shipbuilding LLC; First Chemical Corp; Rolls-Royce Naval Marine Inc. Similar-scale Petroleum peers outside Mississippi: Exxonmobil Baton Rouge Refinery (part); Bp Products Na Whiting Business Unit; Valero Refining-Texas LP; Phillips 66 Lake Charles Refinery. Other Chevron Corp sites in this extract: Chevron Oronite Co LLC - Oak Point Plant; Chevron Products Co. Div of Chevron USA Inc.; Chevron Products Co Richmond Refinery; Reg Danville LLC. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Ammonia; Hydrogen cyanide; Barium And Barium Compounds.

In-state chemical count is not the pounds ranking

Mississippi TRI reporters with pounds > 0 and chemicals > 0 (n=328)

chemicals

What this shows Chevron Products Co Pascagoula Refinery leads Mississippi chemical count. Tronox LLC leads reported pounds and sits at chemical-count #12. Chemical count is a disclosure mix, not toxicity or health risk.

Source U.S. Environmental Protection Agency, Toxics Release Inventory As of 2023 reporting year
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Chevron Products Co Pascagoula Refinery is a HEAVY · MIXED-pathway Form-R site in Pascagoula, MS: 7.4M lbs across 46 chemicals (12 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment water discharges at 49.7%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Exxonmobil Baton Rouge Refinery (part) and Bp Products Na Whiting Business Unit.

#287 of 25,986 TRI facilities nationwide by total reported releases - among the top 1.1% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Chevron Products Co Pascagoula Refinery vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

7.4M lbs Top 1% higher than 99% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.

Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year

Chevron Products Co Pascagoula Refinery inside Jackson's TRI pounds

Among the 902 Petroleum facilities in this database, Chevron Products Co Pascagoula Refinery reports the 13th-largest volume, placing it in the top 1.4% of its sector. This one site accounts for 65.0% of every pound reported in Jackson. Scale peers outside Mississippi include Exxonmobil Baton Rouge Refinery (part) and Bp Products Na Whiting Business Unit.

County-dominant here means ≥25% of Jackson's reported pounds (11.4M lbs county total). Shares only print when the site reports ≥1,000 lbs.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Chevron Products Co Pascagoula Refinery's total reported releases rose from 1.5 million lb in 2022 to 2.2 million lb in 2023, based on EPA TRI filings.
  • Chevron Products Co Pascagoula Refinery's off-site transfers rose from 13.6 thousand lb in 2022 to 54.5 thousand lb in 2023, based on EPA TRI filings.
  • Chevron Products Co Pascagoula Refinery's water releases rose from 870.7 thousand lb in 2022 to 1.5 million lb in 2023, based on EPA TRI filings.
  • Chevron Products Co Pascagoula Refinery's air releases rose from 587.0 thousand lb in 2022 to 662.9 thousand lb in 2023, based on EPA TRI filings.

Chevron Products Co Pascagoula Refinery Form-R facts

Sector
Petroleum
HEAVY volume
7.4M lbs
MIXED pathway
Water Discharges
CARC-LEAN chem count
46 · 12 carc.
Lead chemical
Nitrate compounds (water dissociable; reportable only when in aqueous solution)

Compare this facility

See how Chevron Products Co Pascagoula Refinery stacks up against nearby facilities and the typical reporter.

Total reported releases
Chevron Products Co Pascagoula Refinery
7.4M lbs
Bollinger Mississippi Repair LLC
46.4K lbs

159.5× more than the comparison

Chemicals reported
Chevron Products Co Pascagoula Refinery
46
Bollinger Mississippi Repair LLC
2

23.0× more than the comparison

Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.

How does this facility release toxic chemicals?

How Chevron Products Co Pascagoula Refinery releases toxic chemicals into the environment. Total: 7.4M lbs.

Water Discharges 3.7M lbs (49.7%)
Air Releases 3.1M lbs (41.9%)
Off-site Transfers 618.5K lbs (8.4%)
Land Disposal 0 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 72% (1.3M lbs to 2.2M lbs).

Chevron Products Co Pascagoula Refinery: annual Form-R pounds

HEAVY site · MIXED pathway · TRI years 2019–2023

million lbs

What this shows Chevron Products Co Pascagoula Refinery year-over-year reported totals (increased by 72% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Nitrate compounds (water dissociable; reportable only when in aqueous solution).

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 1.3M lbs 46
2020 987.3K lbs 45
2021 1.5M lbs 45
2022 1.5M lbs 45
2023 2.2M lbs 45

Chemical Releases

Aggregated across all reporting years (2019–2023). 12 of 46 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 3.5M lbs -
Ammonia 699.0K lbs -
Hydrogen cyanide 534.0K lbs -
Barium And Barium Compounds 478.4K lbs -
Toluene 337.3K lbs -
n-Hexane 274.1K lbs -
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 206.0K lbs -
Methanol 204.1K lbs -
Benzene 185.8K lbs Carcinogen
Ethylene glycol 132.0K lbs -
m-Xylene 115.1K lbs -
Propylene 108.5K lbs -
Hydrogen sulfide 71.2K lbs -
p-Xylene 62.7K lbs -
Carbonyl sulfide 60.5K lbs -
Ethylbenzene 57.5K lbs Carcinogen
o-Xylene 55.1K lbs -
Vanadium compounds 47.6K lbs -
Nickel And Nickel Compounds 33.1K lbs Carcinogen
Cyclohexane 32.4K lbs -
Ethylene 22.8K lbs -
Zinc compounds 22.1K lbs -
Copper And Copper Compounds 21.1K lbs -
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 20.2K lbs -
Naphthalene 16.9K lbs Carcinogen
Tetrachloroethylene 14.0K lbs Carcinogen
1,2,4-Trimethylbenzene 12.6K lbs -
Carbon disulfide 10.4K lbs -
Diethanolamine 6.8K lbs -
1,3-Butadiene 6.6K lbs Carcinogen
Lead And Lead Compounds 5.4K lbs -
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) 4.6K lbs -
Polycyclic aromatic compounds 4.5K lbs Carcinogen
Molybdenum trioxide 3.7K lbs Carcinogen
Phenol 3.7K lbs -
Certain glycol ethers 3.3K lbs -
2,4-Dimethylphenol 1.6K lbs -
Cyanide compounds 1.3K lbs -
Cresol (mixed isomers) 1.2K lbs -
1,2-Dibromoethane 787 lbs Carcinogen
Cobalt And Cobalt Compounds 744 lbs Carcinogen
Mercury And Mercury Compounds 657 lbs -
Isoprene 570 lbs Carcinogen
Benzo[g,h,i]perylene 239 lbs -
Biphenyl 109 lbs -
Dioxin and dioxin-like compounds 0 lbs Carcinogen

Chevron Products Co Pascagoula Refinery in Jackson

Pascagoula, MS
30.3325, -88.5078
County TRI context
Jackson · 65.0% of county pounds
Parent company
Chevron Corp

Compare beyond Mississippi

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Chevron Products Co Pascagoula Refinery on cumulative reported pounds (7.4M lbs) and distinct chemical count (46). Release-pound peers include Tyson Fresh Meats Inc-Louisa County, Advansix Inc Hopewell Plant, International Paper-Pine Hill Mill. Chemical-count peers include Valero Refining-Texas LP Corpus Christi West Plant, Chevron Products Co Richmond Refinery, Hf Sinclair Puget Sound Refining LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

About TRI Data

Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.

On this page the largest disclosed chemicals include Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ammonia, Hydrogen cyanide, Barium And Barium Compounds; nearby reporters include Bollinger Mississippi Repair LLC. Chevron Products Co Pascagoula Refinery stamps HEAVY volume · MIXED pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.

Use and verify this record

This Chevron Products Co Pascagoula Refinery TRI extract (HEAVY · MIXED · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Chevron Products Co Pascagoula Refinery totals are self-reported EPCRA §313 estimates for Pascagoula, MS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 65.0% of Jackson TRI pounds in this extract. Nearest ABS peer: Tyson Fresh Meats Inc-Louisa County (Δ 16.6K lbs). Pounds ≠ exposure.

Chevron Products Co Pascagoula Refinery stamps HEAVY · MIXED pathway (water discharges leads at 49.7%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. Corrections: editorial policy.

All federal data sources used on this page
  • EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
  • EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
  • EPA Facility Registry Service - facility location and identity. epa.gov
  • EPA ECHO - regulatory and compliance context. epa.gov
  • EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov