EPA TRI Facility · Petroleum
Marathon Petroleum Co LP Ohio Refining Div
Canton, OH · Parent: Marathon Petroleum Corp
- Total releases
- 301.2K lbs
- Chemicals reported
- 34
- Carcinogens
- 11
- Primary pathway
- Air Releases
AIR Form-R mix
Marathon Petroleum Co LP Ohio Refining Div: how the 301.2K lbs splits
301.2K lbs across all reported pathways
- Air Releases 254.2K lbs 84.4%
- Water Discharges 28.7K lbs 9.5%
- Off-site Transfers 16.3K lbs 5.4%
- Land Disposal 1.9K lbs 0.6%
Marathon Petroleum Co LP Ohio Refining Div's 301.2K lbs Form-R total is AIR - air releases is 84.4% of the bar. Next segment: water discharges at 9.5%. Leading chemical by pounds: Xylene (mixed isomers).
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.
MID volume AIR pathway CARC-LEAN
Marathon Petroleum Co LP Ohio Refining Div is an EPA Toxics Release Inventory reporter in Canton, OH, in the petroleum sector. It reported 41.9K lbs of releases across 29 chemicals in 2023, and 301.2K lbs in total across its 2019-2023 reporting years. That ranks 2,586 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. Marathon Petroleum Co LP Ohio Refining Div is pounds #142 and chemical-count #8 at 301.2K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Timken Co Gambrinus Roller Plant; Superior Dairy; Aalberts Surface Technologies Aa LLC; Technibus Inc. Similar-scale Petroleum peers outside Ohio: Safety-Kleen Systems Inc.; Pasadena Refining System Inc; Owens Corning Roofing & Asphalt LLC Atlanta; Oxbow Calcining LLC. Other Marathon Petroleum Corp sites in this extract: Blanchard Refining Co LLC; Marathon Petroleum Co LP; Marathon Mandan Refinery; Catlettsburg Refining LLC. Largest disclosed chemicals by pounds: Xylene (mixed isomers); Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); n-Hexane; Propylene.
Marathon Petroleum Co LP Ohio Refining Div stamps MID volume with a dominant AIR pathway (84.4% air releases) across 34 chemicals · 11 carcinogen-classified. Cumulative Form-R extract: 301.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Safety-Kleen Systems Inc. and Pasadena Refining System Inc.
Marathon Petroleum Co LP Ohio Refining Div vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
301K lbs Top 10% higher than 90% of 25,986 reporting TRI facilities
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
Marathon Petroleum Co LP Ohio Refining Div in the Petroleum sector extract
Among the 902 Petroleum facilities in this database, Marathon Petroleum Co LP Ohio Refining Div reports the 123rd-largest volume, placing it in the top 13.6% of its sector. Scale peers outside Ohio include Safety-Kleen Systems Inc. and Pasadena Refining System Inc.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Marathon Petroleum Co LP Ohio Refining Div's total reported releases fell from 71.3 thousand lb in 2022 to 41.9 thousand lb in 2023, based on EPA TRI filings.
- Marathon Petroleum Co LP Ohio Refining Div's water releases fell from 27.9 thousand lb in 2022 to 77 lb in 2023, based on EPA TRI filings.
- Marathon Petroleum Co LP Ohio Refining Div's land releases fell from 315 lb in 2022 to 14 lb in 2023, based on EPA TRI filings.
- Marathon Petroleum Co LP Ohio Refining Div's off-site transfers fell from 1.3 thousand lb in 2022 to 220 lb in 2023, based on EPA TRI filings.
Marathon Petroleum Co LP Ohio Refining Div Form-R facts
Compare this facility
See how Marathon Petroleum Co LP Ohio Refining Div stacks up against nearby facilities and the typical reporter.
22.6× more than the comparison
11.3× 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 Marathon Petroleum Co LP Ohio Refining Div releases toxic chemicals into the environment. Total: 301.2K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 51% (86.4K lbs to 41.9K lbs).
Marathon Petroleum Co LP Ohio Refining Div: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Marathon Petroleum Co LP Ohio Refining Div year-over-year reported totals (decreased by 51% 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: Xylene (mixed isomers).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 86.4K lbs | 28 |
| 2020 | 49.5K lbs | 27 |
| 2021 | 52.1K lbs | 27 |
| 2022 | 71.3K lbs | 28 |
| 2023 | 41.9K lbs | 29 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 11 of 34 chemicals are carcinogens. Sorted by total release volume.
Marathon Petroleum Co LP Ohio Refining Div · AIR-pathway site
Nearest TRI Facilities to Marathon Petroleum Co LP Ohio Refining Div
Closest other reporters in Ohio - including Timken Co Gambrinus Roller Plant, Superior Dairy, Aalberts Surface Technologies Aa LLC, ordered by distance.
Showing 8 of 1,298 other reporting facilities in Ohio.
Similar Petroleum Facilities
Other Petroleum facilities with similar total release volumes (±80%), outside Ohio - e.g. Safety-Kleen Systems Inc., Pasadena Refining System Inc, Owens Corning Roofing & Asphalt LLC Atlanta.
Compare beyond Ohio
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Marathon Petroleum Co LP Ohio Refining Div on cumulative reported pounds (301.2K lbs) and distinct chemical count (34). Release-pound peers include Tyson Farms Inc-Temperanceville, Charleston Corp, Arcosa Marine Products Inc Plt 1245. Chemical-count peers include Kentucky Utilities Co Ghent Station, Cleveland-Cliffs Steel LLC, Gibson Generating Station. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- Tyson Farms Inc-Temperanceville Temperanceville, VA · Food 301.3K lbs reported
- Charleston Corp Bremen, IN · Transportation Equipment 301.4K lbs reported
- Arcosa Marine Products Inc Plt 1245 Paducah, KY · Plastics and Rubber 301.0K lbs reported
- Pilgrim's Pride Corp Natchitoches Processing Plant Natchitoches, LA · Food 301.5K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Kentucky Utilities Co Ghent Station Ghent, KY · Electric Utilities 34 chemicals
- Cleveland-Cliffs Steel LLC East Chicago, IN · Primary Metals 34 chemicals
- Gibson Generating Station Owensville, IN · Electric Utilities 34 chemicals
- Marathon Petroleum Co LP - Michigan Refining Div Detroit, MI · Petroleum 34 chemicals
Other Marathon Petroleum Corp Facilities
Same-parent TRI sites ranked by reported releases - including Blanchard Refining Co LLC, Marathon Petroleum Co LP, Marathon Mandan Refinery.
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 Xylene (mixed isomers), Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), n-Hexane, Propylene; nearby reporters include Timken Co Gambrinus Roller Plant. Marathon Petroleum Co LP Ohio Refining Div stamps MID volume · AIR 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 Marathon Petroleum Co LP Ohio Refining Div TRI extract (MID · AIR · CARC-LEAN · lead Xylene (mixed isomers)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Marathon Petroleum Co LP Ohio Refining Div totals are self-reported EPCRA §313 estimates for Canton, OH, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 1.4% of Stark TRI pounds in this extract. Nearest ABS peer: Tyson Farms Inc-Temperanceville (Δ 64 lbs). Pounds ≠ exposure.
Marathon Petroleum Co LP Ohio Refining Div stamps MID volume · AIR pathway · CARC-LEAN · lead Xylene (mixed isomers). PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. 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