EPA TRI Facility · Petroleum
Marathon Petroleum Co LP - Michigan Refining Div
Detroit, MI · Parent: Marathon Petroleum Corp
- Total releases
- 780.1K lbs
- Chemicals reported
- 34
- Carcinogens
- 11
- Primary pathway
- Air Releases
AIR Form-R mix
Marathon Petroleum Co LP - Michigan Refining Div: how the 780.1K lbs splits
780.1K lbs across all reported pathways
- Air Releases 707.7K lbs 90.7%
- Off-site Transfers 72.4K lbs 9.3%
- Land Disposal 35 lbs <0.1%
Marathon Petroleum Co LP - Michigan Refining Div's 780.1K lbs Form-R total is AIR - air releases is 90.7% of the bar. Next segment: off-site transfers at 9.3%. Leading chemical by pounds: Hydrogen cyanide.
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 - Michigan Refining Div is an EPA Toxics Release Inventory reporter in Detroit, MI, in the petroleum sector. It reported 160.7K lbs of releases across 26 chemicals in 2023, and 780.1K lbs in total across its 2019-2023 reporting years. That ranks 1,510 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Michigan's 791 reporting TRI sites, pounds #1 is not chemical-count #1. Marathon Petroleum Co LP - Michigan Refining Div is pounds #50 and chemical-count #6 at 780.1K lbs. Cleveland-Cliffs Steel Corp Dearborn Works leads reported pounds (53.0M lbs) at 17 chemicals (chemical-count #27). Eq Detroit Inc leads chemical count at 71 chemicals (14.0M lbs, pounds #5). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Air Products & Chemicals Inc/detroit Hydrogen Facility; Edw C Levy Co - Plant 6; Cadillac Asphalt LLC - Dix; US Gypsum Co Detroit Plant. Similar-scale Petroleum peers outside Michigan: Port Hamilton Refining & Transportation Lllp; Ultramar Inc Wilmington Refinery; Heritage-Crystal Clean LLC - Re-Refinery; Chs McPherson Refinery - Sru. 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: Hydrogen cyanide; Propylene; Ammonia; Hydrogen sulfide.
Marathon Petroleum Co LP - Michigan Refining Div stamps MID volume with a dominant AIR pathway (90.7% air releases) across 34 chemicals · 11 carcinogen-classified. Cumulative Form-R extract: 780.1K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Port Hamilton Refining & Transportation Lllp and Ultramar Inc Wilmington Refinery.
Marathon Petroleum Co LP - Michigan Refining Div vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
780K lbs Top 6% higher than 94% 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 - Michigan Refining Div in the Petroleum sector extract
Among the 902 Petroleum facilities in this database, Marathon Petroleum Co LP - Michigan Refining Div reports the 91st-largest volume, placing it in the top 10.1% of its sector. Scale peers outside Michigan include Port Hamilton Refining & Transportation Lllp and Ultramar Inc Wilmington Refinery.
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 - Michigan Refining Div's total reported releases fell from 181.7 thousand lb in 2022 to 160.7 thousand lb in 2023, based on EPA TRI filings.
- Marathon Petroleum Co LP - Michigan Refining Div's off-site transfers fell from 40.6 thousand lb in 2022 to 10.7 thousand lb in 2023, based on EPA TRI filings.
- Marathon Petroleum Co LP - Michigan Refining Div's chemicals reported fell from 30 in 2022 to 26 in 2023, based on EPA TRI filings.
- Marathon Petroleum Co LP - Michigan Refining Div's air releases rose from 141.0 thousand lb in 2022 to 150.1 thousand lb in 2023, based on EPA TRI filings.
Marathon Petroleum Co LP - Michigan Refining Div Form-R facts
Compare this facility
See how Marathon Petroleum Co LP - Michigan Refining Div stacks up against nearby facilities and the typical reporter.
32.7× more than the comparison
5.7× 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 - Michigan Refining Div releases toxic chemicals into the environment. Total: 780.1K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 6% (151.6K lbs to 160.7K lbs).
Marathon Petroleum Co LP - Michigan 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 - Michigan Refining Div year-over-year reported totals (increased by 6% 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: Hydrogen cyanide.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 151.6K lbs | 27 |
| 2020 | 134.6K lbs | 27 |
| 2021 | 151.5K lbs | 29 |
| 2022 | 181.7K lbs | 30 |
| 2023 | 160.7K lbs | 26 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 11 of 34 chemicals are carcinogens. Sorted by total release volume.
Marathon Petroleum Co LP - Michigan Refining Div · AIR-pathway site
Nearest TRI Facilities to Marathon Petroleum Co LP - Michigan Refining Div
Closest other reporters in Michigan - including Air Products & Chemicals Inc/detroit Hydrogen Facility, Edw C Levy Co - Plant 6, Cadillac Asphalt LLC - Dix, ordered by distance.
Showing 8 of 790 other reporting facilities in Michigan.
Similar Petroleum Facilities
Other Petroleum facilities with similar total release volumes (±80%), outside Michigan - e.g. Port Hamilton Refining & Transportation Lllp, Ultramar Inc Wilmington Refinery, Heritage-Crystal Clean LLC - Re-Refinery.
Compare beyond Michigan
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Marathon Petroleum Co LP - Michigan Refining Div on cumulative reported pounds (780.1K lbs) and distinct chemical count (34). Release-pound peers include Globalfoundries Fab 8, Mbci-Ferdinand Operation, Daikin America Inc. Chemical-count peers include Kentucky Utilities Co Ghent Station, Marathon Petroleum Co LP Ohio Refining Div, Cleveland-Cliffs Steel LLC. 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.
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
- Marathon Petroleum Co LP Ohio Refining Div Canton, OH · Petroleum 34 chemicals
- Cleveland-Cliffs Steel LLC East Chicago, IN · Primary Metals 34 chemicals
- Gibson Generating Station Owensville, IN · Electric Utilities 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 Hydrogen cyanide, Propylene, Ammonia, Hydrogen sulfide; nearby reporters include Air Products & Chemicals Inc/detroit Hydrogen Facility. Marathon Petroleum Co LP - Michigan 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 - Michigan Refining Div TRI extract (MID · AIR · CARC-LEAN · lead Hydrogen cyanide) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Marathon Petroleum Co LP - Michigan Refining Div totals are self-reported EPCRA §313 estimates for Detroit, MI, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 0.6% of Wayne TRI pounds in this extract. Nearest ABS peer: Globalfoundries Fab 8 (Δ 97 lbs). Pounds ≠ exposure.
Marathon Petroleum Co LP - Michigan Refining Div stamps MID volume · AIR pathway · CARC-LEAN · lead Hydrogen cyanide. 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