EPA TRI Facility · Petroleum
Monroe Energy Llc-Trainer Refinery
Trainer, PA · Parent: Delta Air Lines Inc
- Total releases
- 2.1M lbs
- Chemicals reported
- 38
- Carcinogens
- 11
- Primary pathway
- Air Releases
MIXED Form-R mix
Monroe Energy Llc-Trainer Refinery: how the 2.4M lbs splits
2.4M lbs across all reported pathways
- Air Releases 1.3M lbs 53.8%
- Water Discharges 1.0M lbs 43.5%
- Off-site Transfers 64.4K lbs 2.7%
- Land Disposal 0 lbs <0.1%
Monroe Energy Llc-Trainer Refinery's 2.4M lbs Form-R total is MIXED - air releases is 53.8% of the bar. Next segment: water discharges at 43.5%. 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
Monroe Energy Llc-Trainer Refinery is an EPA Toxics Release Inventory reporter in Trainer, PA, in the petroleum sector. It reported 247.4K lbs of releases across 35 chemicals in 2024, and 2.1M lbs in total across its 2019-2024 reporting years. That ranks 819 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. Monroe Energy Llc-Trainer Refinery is pounds #24 and chemical-count #2 at 2.1M lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Congoleum Acquisition LLC; Sunoco Llc-Race Fuels; Esschem Inc.; Evonik Corp. Similar-scale Petroleum peers outside Pennsylvania: Mountain State Carbon LLC; Phillips 66 Ponca City Site; Valero Refining Texas LP Corpus Christi East Plant; Alon Refining Krotz Springs Inc. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Xylene (mixed isomers); n-Hexane; 1,2,4-Trimethylbenzene.
Monroe Energy Llc-Trainer Refinery is a HEAVY · MIXED-pathway Form-R site in Trainer, PA: 2.1M lbs across 38 chemicals (11 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment air releases at 53.8%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Mountain State Carbon LLC and Phillips 66 Ponca City Site.
Monroe Energy Llc-Trainer Refinery vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
2.1M lbs Top 3% higher than 97% 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
Monroe Energy Llc-Trainer Refinery inside Delaware's TRI pounds
Among the 902 Petroleum facilities in this database, Monroe Energy Llc-Trainer Refinery reports the 45th-largest volume, placing it in the top 5% of its sector. This one site accounts for 76.2% of every pound reported in Delaware. Scale peers outside Pennsylvania include Mountain State Carbon LLC and Phillips 66 Ponca City Site.
County-dominant here means ≥25% of Delaware's reported pounds (2.8M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Monroe Energy Llc-Trainer Refinery's total reported releases fell from 448.5 thousand lb in 2022 to 246.7 thousand lb in 2023, based on EPA TRI filings.
- Monroe Energy Llc-Trainer Refinery's water releases fell from 238.7 thousand lb in 2022 to 48.0 thousand lb in 2023, based on EPA TRI filings.
- Monroe Energy Llc-Trainer Refinery's off-site transfers fell from 16.6 thousand lb in 2022 to 5.3 thousand lb in 2023, based on EPA TRI filings.
Monroe Energy Llc-Trainer Refinery Form-R facts
Compare this facility
See how Monroe Energy Llc-Trainer Refinery stacks up against nearby facilities and the typical reporter.
2727.7× more than the comparison
19.0× 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 Monroe Energy Llc-Trainer Refinery releases toxic chemicals into the environment. Total: 2.4M lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 54% (543.4K lbs to 247.4K lbs).
Monroe Energy Llc-Trainer Refinery: annual Form-R pounds
HEAVY site · MIXED pathway · TRI years 2019–2024
- 2019
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Monroe Energy Llc-Trainer Refinery year-over-year reported totals (decreased by 54% from 2019 to 2024). 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).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 543.4K lbs | 34 |
| 2020 | 428.8K lbs | 32 |
| 2021 | 468.3K lbs | 35 |
| 2022 | 448.5K lbs | 35 |
| 2023 | 246.7K lbs | 35 |
| 2024 | 247.4K lbs | 35 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 11 of 38 chemicals are carcinogens. Sorted by total release volume.
Monroe Energy Llc-Trainer Refinery in Delaware
Nearest TRI Facilities to Monroe Energy Llc-Trainer Refinery
Closest other reporters in Pennsylvania - including Congoleum Acquisition LLC, Sunoco Llc-Race Fuels, Esschem Inc., ordered by distance.
Showing 8 of 1,009 other reporting facilities in Pennsylvania.
Similar Petroleum Facilities
Other Petroleum facilities with similar total release volumes (±80%), outside Pennsylvania - e.g. Mountain State Carbon LLC, Phillips 66 Ponca City Site, Valero Refining Texas LP Corpus Christi East Plant.
Compare beyond Pennsylvania
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Monroe Energy Llc-Trainer Refinery on cumulative reported pounds (2.1M lbs) and distinct chemical count (38). Release-pound peers include General Motors Wentzville Assembly, Trecora Wax LLC, Minnesota Soybean Processors. Chemical-count peers include Ohio Refining Co, Par Montana Billings Refinery, Colstrip Steam Electric 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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), Xylene (mixed isomers), n-Hexane, 1,2,4-Trimethylbenzene; nearby reporters include Congoleum Acquisition LLC. Monroe Energy Llc-Trainer 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 Monroe Energy Llc-Trainer 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.
Monroe Energy Llc-Trainer Refinery totals are self-reported EPCRA §313 estimates for Trainer, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 324110 · Petroleum. 76.2% of Delaware TRI pounds in this extract. Nearest ABS peer: Panther Creek Power Operating LLC (Δ 4.1K lbs). Pounds ≠ exposure.
Monroe Energy Llc-Trainer Refinery stamps HEAVY · MIXED pathway (air releases leads at 53.8%). 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