EPA TRI Facility · Petroleum
Marathon Dickinson Refinery
Dickinson, ND · Parent: Marathon Petroleum Corp
- Total releases
- 66.2K lbs
- Chemicals reported
- 22
- Carcinogens
- 8
- Primary pathway
- Air Releases
AIR Form-R mix
Marathon Dickinson Refinery: how the 66.2K lbs splits
66.2K lbs across all reported pathways
- Air Releases 56.2K lbs 85.0%
- Off-site Transfers 9.9K lbs 15.0%
- Land Disposal 0 lbs <0.1%
Marathon Dickinson Refinery's 66.2K lbs Form-R total is AIR - air releases is 85.0% of the bar. Next segment: off-site transfers at 15.0%. Leading chemical by pounds: n-Hexane.
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.
LIGHT volume AIR pathway CARC-LEAN
Marathon Dickinson Refinery is an EPA Toxics Release Inventory reporter in Dickinson, ND, in the petroleum sector. It reported 5.5K lbs of releases across 4 chemicals in 2023, and 66.2K lbs in total across its 2019-2023 reporting years. That ranks 5,500 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In North Dakota's 94 reporting TRI sites, Basin Electric Antelope Valley Station leads both reported pounds (167.8M lbs) and chemical count (55 chemicals). The two rankings do not invert in this pool. Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Patterson Rail Terminal; Palmer Manufacturing & Tank Inc.; Halliburton Dickinson Field Camp; Championx-Dickinson 597. Similar-scale Petroleum peers outside North Dakota: Industrial Oils Unlimited LLC; Seadrift Coke LP; Kinder Morgan Crude & Condensate LLC; Tremco Cpg Inc. Cleveland Plant. 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: n-Hexane; Methanol; Toluene; Xylene (mixed isomers).
Marathon Dickinson Refinery stamps LIGHT volume with a dominant AIR pathway (85.0% air releases) across 22 chemicals · 8 carcinogen-classified. Cumulative Form-R extract: 66.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Industrial Oils Unlimited LLC and Seadrift Coke LP.
Marathon Dickinson Refinery vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
66K lbs Top 21% higher than 79% 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 Dickinson Refinery in the Petroleum sector extract
Among the 902 Petroleum facilities in this database, Marathon Dickinson Refinery reports the 160th-largest volume, placing it in the top 17.7% of its sector. Scale peers outside North Dakota include Industrial Oils Unlimited LLC and Seadrift Coke LP.
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 Dickinson Refinery's total reported releases fell from 6.1 thousand lb in 2022 to 5.5 thousand lb in 2023, based on EPA TRI filings.
- Marathon Dickinson Refinery's off-site transfers fell from 177 lb in 2022 to 91 lb in 2023, based on EPA TRI filings.
- Marathon Dickinson Refinery's chemicals reported fell from 5 in 2022 to 4 in 2023, based on EPA TRI filings.
- Marathon Dickinson Refinery's air releases fell from 5.9 thousand lb in 2022 to 5.4 thousand lb in 2023, based on EPA TRI filings.
Marathon Dickinson Refinery Form-R facts
Compare this facility
See how Marathon Dickinson Refinery stacks up against nearby facilities and the typical reporter.
66.4× more than the comparison
11.0× 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 Marathon Dickinson Refinery releases toxic chemicals into the environment. Total: 66.2K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 71% (19.0K lbs to 5.5K lbs).
Marathon Dickinson Refinery: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Marathon Dickinson Refinery year-over-year reported totals (decreased by 71% 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: n-Hexane.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 19.0K lbs | 16 |
| 2020 | 30.8K lbs | 17 |
| 2021 | 4.8K lbs | 6 |
| 2022 | 6.1K lbs | 5 |
| 2023 | 5.5K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 8 of 22 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Hexane | 27.4K lbs | - |
| Methanol | 8.4K lbs | - |
| Toluene | 6.4K lbs | - |
| Xylene (mixed isomers) | 5.8K lbs | - |
| Benzene | 3.5K lbs | Carcinogen |
| 1,3-Butadiene | 3.4K lbs | Carcinogen |
| Ethylene | 3.2K lbs | - |
| Propylene | 2.5K lbs | - |
| Hydrogen sulfide | 2.2K lbs | - |
| Ethylbenzene | 1.4K lbs | Carcinogen |
| Polycyclic aromatic compounds | 470 lbs | Carcinogen |
| Benzo[g,h,i]perylene | 409 lbs | - |
| Naphthalene | 348 lbs | Carcinogen |
| Zinc compounds | 315 lbs | - |
| 1,2,4-Trimethylbenzene | 233 lbs | - |
| Nickel And Nickel Compounds | 135 lbs | Carcinogen |
| Molybdenum trioxide | 72 lbs | Carcinogen |
| Cumene | 35 lbs | Carcinogen |
| Carbonyl sulfide | 13 lbs | - |
| Carbon disulfide | 4 lbs | - |
| Lead compounds | 1 lbs | - |
| Lead And Lead Compounds | 0 lbs | - |
Marathon Dickinson Refinery · AIR-pathway site
Nearest TRI Facilities to Marathon Dickinson Refinery
Closest other reporters in North Dakota - including Patterson Rail Terminal, Palmer Manufacturing & Tank Inc., Halliburton Dickinson Field Camp, ordered by distance.
Showing 8 of 93 other reporting facilities in North Dakota.
Similar Petroleum Facilities
Other Petroleum facilities with similar total release volumes (±80%), outside North Dakota - e.g. Industrial Oils Unlimited LLC, Seadrift Coke LP, Kinder Morgan Crude & Condensate LLC.
Compare beyond North Dakota
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Marathon Dickinson Refinery on cumulative reported pounds (66.2K lbs) and distinct chemical count (22). Release-pound peers include Salt Creek Field Gas Plant, Ellwood Texas Forge, United Wisconsin Grain Producers. Chemical-count peers include Seward Power Plant, Pixelle Specialty Solutions LLC, Envirite of Pennsylvania Inc. 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.
- Salt Creek Field Gas Plant Clairemont, TX · Natural Gas Processing 66.2K lbs reported
- Ellwood Texas Forge Houston, TX · Fabricated Metals 66.2K lbs reported
- United Wisconsin Grain Producers Friesland, WI · Chemicals 66.2K lbs reported
- American Trim Sidney, OH · Transportation Equipment 66.2K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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 n-Hexane, Methanol, Toluene, Xylene (mixed isomers); nearby reporters include Patterson Rail Terminal. Marathon Dickinson Refinery stamps LIGHT 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 Dickinson Refinery TRI extract (LIGHT · AIR · CARC-LEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Marathon Dickinson Refinery totals are self-reported EPCRA §313 estimates for Dickinson, ND, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 21.1% of Stark TRI pounds in this extract. Nearest ABS peer: Salt Creek Field Gas Plant (Δ 3 lbs). Pounds ≠ exposure.
Marathon Dickinson Refinery stamps LIGHT volume · AIR pathway · CARC-LEAN · lead n-Hexane. 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