EPA TRI Facility · Other
US Army McAlester Army Ammunition Plant
Mcalester, OK
- Total releases
- 1.0M lbs
- Chemicals reported
- 9
- Carcinogens
- 2
- Primary pathway
- Land Disposal
LAND Form-R mix
US Army McAlester Army Ammunition Plant: how the 1.0M lbs splits
1.0M lbs across all reported pathways
- Land Disposal 996.7K lbs 98.5%
- Air Releases 15.4K lbs 1.5%
US Army McAlester Army Ammunition Plant's 1.0M lbs Form-R total is LAND - land disposal is 98.5% of the bar. Next segment: air releases at 1.5%. Leading chemical by pounds: Copper.
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 LAND pathway CARC-LEAN
US Army McAlester Army Ammunition Plant is an EPA Toxics Release Inventory reporter in Mcalester, OK, in the other sector. It reported 37.6K lbs of releases across 9 chemicals in 2023, and 1.0M lbs in total across its 2019-2023 reporting years. That ranks 1,293 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oklahoma's 350 reporting TRI sites, pounds #1 is not chemical-count #1. US Army McAlester Army Ammunition Plant is pounds #22 and chemical-count #41 at 1.0M lbs. International Paper Co leads reported pounds (28.8M lbs) at 21 chemicals (chemical-count #10). Clean Harbors Lone Mountain LLC Lone Mountain Facility leads chemical count at 51 chemicals (15.9M lbs, pounds #3). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Choctaw Defense McAlester; Eurecat US; Dura-Line; Hickory Hills Gas Plant. Similar-scale Other peers outside Oklahoma: US Army Fort Irwin National Training Center; Doyon Utilities Ft Wainwright Ak; U.S. Ceramics; US Army 1ST Armored Div & Fort Bliss Ranges. Largest disclosed chemicals by pounds: Copper; Lead; Lead compounds; Zinc (fume or dust).
US Army McAlester Army Ammunition Plant stamps HEAVY volume with a dominant LAND pathway (98.5% land disposal) across 9 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 1.0M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include US Army Fort Irwin National Training Center and Doyon Utilities Ft Wainwright Ak.
US Army McAlester Army Ammunition Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.0M lbs Top 5% higher than 95% 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
US Army McAlester Army Ammunition Plant inside Pittsburg's TRI pounds
Among the 632 Other facilities in this database, US Army McAlester Army Ammunition Plant reports the 29th-largest volume, placing it in the top 4.6% of its sector. This one site accounts for 52.4% of every pound reported in Pittsburg. Its reported volume is concentrated rather than spread: Copper alone is 96.4% of the total. Scale peers outside Oklahoma include US Army Fort Irwin National Training Center and Doyon Utilities Ft Wainwright Ak.
County-dominant here means ≥25% of Pittsburg's reported pounds (1.9M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- US Army McAlester Army Ammunition Plant's total reported releases fell from 414.7 thousand lb in 2022 to 37.6 thousand lb in 2023, based on EPA TRI filings.
- US Army McAlester Army Ammunition Plant's air releases rose from 830 lb in 2022 to 3.0 thousand lb in 2023, based on EPA TRI filings.
- US Army McAlester Army Ammunition Plant's land releases fell from 413.9 thousand lb in 2022 to 34.6 thousand lb in 2023, based on EPA TRI filings.
- US Army McAlester Army Ammunition Plant's chemicals reported rose from 7 in 2022 to 9 in 2023, based on EPA TRI filings.
US Army McAlester Army Ammunition Plant Form-R facts
Compare this facility
See how US Army McAlester Army Ammunition Plant stacks up against nearby facilities and the typical reporter.
28972.2× more than the comparison
9.0× 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 US Army McAlester Army Ammunition Plant releases toxic chemicals into the environment. Total: 1.0M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 88% (314.3K lbs to 37.6K lbs).
US Army McAlester Army Ammunition Plant: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows US Army McAlester Army Ammunition Plant year-over-year reported totals (decreased by 88% 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: Copper.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 314.3K lbs | 7 |
| 2020 | 69.2K lbs | 7 |
| 2021 | 176.3K lbs | 6 |
| 2022 | 414.7K lbs | 7 |
| 2023 | 37.6K lbs | 9 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 2 of 9 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Copper | 976.1K lbs | - |
| Lead | 21.8K lbs | Carcinogen |
| Lead compounds | 10.1K lbs | - |
| Zinc (fume or dust) | 1.9K lbs | - |
| Nickel | 1.7K lbs | Carcinogen |
| Chromium | 650 lbs | - |
| Nitroglycerin | 5 lbs | - |
| Dinitrotoluene (mixed isomers) | 1 lbs | - |
| Dibutyl phthalate | 0 lbs | - |
US Army McAlester Army Ammunition Plant · LAND-pathway site
Nearest TRI Facilities to US Army McAlester Army Ammunition Plant
Closest other reporters in Oklahoma - including Choctaw Defense McAlester, Eurecat US, Dura-Line, ordered by distance.
Showing 8 of 349 other reporting facilities in Oklahoma.
Similar Other Facilities
Other Other facilities with similar total release volumes (±80%), outside Oklahoma - e.g. US Army Fort Irwin National Training Center, Doyon Utilities Ft Wainwright Ak, U.S. Ceramics.
Compare beyond Oklahoma
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest US Army McAlester Army Ammunition Plant on cumulative reported pounds (1.0M lbs) and distinct chemical count (9). Release-pound peers include US Army Lake City Army Ammunition Plant, Westlake Petrochemicals Ethylene, W2 Fuel LLC. Chemical-count peers include Viatris Pharmaceuticals LLC, Prepa - San Juan Steam Plant, Solutia 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Viatris Pharmaceuticals LLC Barceloneta, PR · Chemicals 9 chemicals
- Prepa - San Juan Steam Plant Puerto Nuevo, PR · Electric Utilities 9 chemicals
- Solutia Inc Springfield, MA · Plastics and Rubber 9 chemicals
- O'Connell Oil Co Merrill Road Facility Pittsfield, MA · Petroleum Bulk Terminals 9 chemicals
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 Copper, Lead, Lead compounds, Zinc (fume or dust); nearby reporters include Choctaw Defense McAlester. US Army McAlester Army Ammunition Plant stamps HEAVY volume · LAND 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 US Army McAlester Army Ammunition Plant TRI extract (HEAVY · LAND · CARC-LEAN · lead Copper) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
US Army McAlester Army Ammunition Plant totals are self-reported EPCRA §313 estimates for Mcalester, OK, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 928110 · Other. 52.4% of Pittsburg TRI pounds in this extract. Nearest ABS peer: US Army Lake City Army Ammunition Plant (Δ 13 lbs). Pounds ≠ exposure.
US Army McAlester Army Ammunition Plant stamps HEAVY volume · LAND pathway · CARC-LEAN · lead Copper. 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