EPA TRI Facility · Petroleum

Ohio Refining Co

Oregon, OH · Parent: Cenovus U.S. Corp

Total releases
3.0M lbs
Chemicals reported
38
Carcinogens
13
Primary pathway
Water Discharges

MIXED Form-R mix

Ohio Refining Co: how the 3.0M lbs splits

3.0M lbs across all reported pathways

  • Water Discharges 2.0M lbs 65.3%
  • Air Releases 850.5K lbs 28.2%
  • Off-site Transfers 195.3K lbs 6.5%
  • Land Disposal 8 lbs <0.1%

Ohio Refining Co's 3.0M lbs Form-R total is MIXED - water discharges is 65.3% of the bar. Next segment: air releases at 28.2%. 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

Ohio Refining Co is an EPA Toxics Release Inventory reporter in Oregon, OH, in the petroleum sector. It reported 773.8K lbs of releases across 32 chemicals in 2023, and 3.0M lbs in total across its 2019-2023 reporting years. That ranks 637 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Ohio's 1,299 reporting TRI sites, pounds #1 is not chemical-count #1. Ohio Refining Co is pounds #30 and chemical-count #5 at 3.0M lbs. Ineos Nitriles USA LLC leads reported pounds (42.4M lbs) at 31 chemicals (chemical-count #10). Heritage Thermal Services leads chemical count at 217 chemicals (431.4K lbs, pounds #116). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Chemtrade Refinery Solutions LP; Envirosafe Services of Ohio Inc; Ironunits LLC; Citgo Holding Terminals LLC. Similar-scale Petroleum peers outside Ohio: Chevron Products Co Richmond Refinery; Valero Refining Co-Cali Fornia Benicia Refinery; Paulsboro Refining Co LLC; Exxonmobil Oil Beaumont Refinery (part). Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Ammonia; Nickel compounds; Xylene (mixed isomers).

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Ohio Refining Co is a HEAVY · MIXED-pathway Form-R site in Oregon, OH: 3.0M lbs across 38 chemicals (13 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment water discharges at 65.3%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Chevron Products Co Richmond Refinery and Valero Refining Co-Cali Fornia Benicia Refinery.

#637 of 25,986 TRI facilities nationwide by total reported releases - among the top 2.5% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Ohio Refining Co vs. every reporting TRI facility

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

3.0M lbs Top 2% higher than 98% 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

Ohio Refining Co: Nitrate compounds (water dissociable; reportable only when in aqueous solution)-led volume

Among the 902 Petroleum facilities in this database, Ohio Refining Co reports the 35th-largest volume, placing it in the top 3.9% of its sector. Its reported volume is concentrated rather than spread: Nitrate compounds (water dissociable; reportable only when in aqueous solution) alone is 64.6% of the total. Scale peers outside Ohio include Chevron Products Co Richmond Refinery and Valero Refining Co-Cali Fornia Benicia Refinery.

Concentrated means ≥60% of Ohio Refining Co's pounds in one chemical - here Nitrate compounds (water dissociable; reportable only when in aqueous solution) at 64.6%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Ohio Refining Co's total reported releases rose from 659.1 thousand lb in 2022 to 773.8 thousand lb in 2023, based on EPA TRI filings.
  • Ohio Refining Co's off-site transfers fell from 62.3 thousand lb in 2022 to 32.4 thousand lb in 2023, based on EPA TRI filings.
  • Ohio Refining Co's water releases rose from 452.3 thousand lb in 2022 to 604.5 thousand lb in 2023, based on EPA TRI filings.
  • Ohio Refining Co's air releases fell from 144.5 thousand lb in 2022 to 136.8 thousand lb in 2023, based on EPA TRI filings.

Ohio Refining Co Form-R facts

Sector
Petroleum
HEAVY volume
3.0M lbs
MIXED pathway
Water Discharges
CARC-LEAN chem count
38 · 13 carc.
Lead chemical
Nitrate compounds (water dissociable; reportable only when in aqueous solution)

Compare this facility

See how Ohio Refining Co stacks up against nearby facilities and the typical reporter.

Total reported releases
Ohio Refining Co
3.0M lbs
Chemtrade Refinery Solutions LP
151.8K lbs

19.9× more than the comparison

Chemicals reported
Ohio Refining Co
38
Chemtrade Refinery Solutions LP
5

7.6× 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 Ohio Refining Co releases toxic chemicals into the environment. Total: 3.0M lbs.

Water Discharges 2.0M lbs (65.3%)
Air Releases 850.5K lbs (28.2%)
Off-site Transfers 195.3K lbs (6.5%)
Land Disposal 8 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 41% (546.8K lbs to 773.8K lbs).

Ohio Refining Co: annual Form-R pounds

HEAVY site · MIXED pathway · TRI years 2019–2023

million lbs

What this shows Ohio Refining Co year-over-year reported totals (increased by 41% 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 546.8K lbs 34
2020 798.7K lbs 33
2021 239.4K lbs 32
2022 659.1K lbs 33
2023 773.8K lbs 32

Chemical Releases

Aggregated across all reporting years (2019–2023). 13 of 38 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 1.9M lbs -
Ammonia 403.6K lbs -
Nickel compounds 84.4K lbs Carcinogen
Xylene (mixed isomers) 81.0K lbs -
Cobalt compounds 64.0K lbs Carcinogen
Toluene 61.2K lbs -
n-Hexane 48.2K lbs -
Hydrogen cyanide 48.0K lbs -
Hydrogen sulfide 37.8K lbs -
Propylene 36.9K lbs -
Benzene 30.1K lbs Carcinogen
Zinc compounds 28.6K lbs -
Ethylene 23.3K lbs -
Manganese compounds 19.7K lbs -
1,2,4-Trimethylbenzene 17.2K lbs -
Ethylbenzene 16.8K lbs Carcinogen
Methanol 16.0K lbs -
Cyclohexane 13.6K lbs -
Carbon disulfide 6.0K lbs -
Naphthalene 5.7K lbs Carcinogen
1,3-Butadiene 4.7K lbs Carcinogen
Molybdenum trioxide 3.3K lbs Carcinogen
Phenol 3.2K lbs -
Carbonyl sulfide 3.1K lbs -
Cresol (mixed isomers) 2.7K lbs -
Cumene 2.5K lbs Carcinogen
Lead And Lead Compounds 1.5K lbs -
Copper 1.1K lbs -
Phenanthrene 923 lbs -
Polycyclic aromatic compounds 886 lbs Carcinogen
Chromium 516 lbs -
Styrene 341 lbs Carcinogen
Tetrachloroethylene 260 lbs Carcinogen
Isoprene 205 lbs Carcinogen
Anthracene 203 lbs -
Benzo[g,h,i]perylene 197 lbs -
Mercury And Mercury Compounds 55 lbs -
Dioxin and dioxin-like compounds 0 lbs Carcinogen

Ohio Refining Co in Lucas

Oregon, OH
41.6736, -83.4584
County TRI context
Lucas · 16.1% of county pounds
Parent company
Cenovus U.S. Corp

Compare beyond Ohio

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Ohio Refining Co on cumulative reported pounds (3.0M lbs) and distinct chemical count (38). Release-pound peers include Ahlstrom Filtration LLC, Hood Container of Louisiana LLC - St Francisville Mill, Lsb Chemical LLC. Chemical-count peers include Monroe Energy Llc-Trainer Refinery, Par Montana Billings Refinery, Colstrip Steam Electric Station. 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, Nickel compounds, Xylene (mixed isomers); nearby reporters include Chemtrade Refinery Solutions LP. Ohio Refining Co 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 Ohio Refining Co 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.

Ohio Refining Co totals are self-reported EPCRA §313 estimates for Oregon, OH, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 16.1% of Lucas TRI pounds in this extract. Nearest ABS peer: Ahlstrom Filtration LLC (Δ 577 lbs). Pounds ≠ exposure.

Ohio Refining Co stamps HEAVY · MIXED pathway (water discharges leads at 65.3%). 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