EPA TRI Facility · Other
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range
Niland, CA · Parent: US Department of Defense
- Total releases
- 585.2K lbs
- Chemicals reported
- 5
- Latest report
- 2023
- Primary pathway
- Land Disposal
LAND Form-R mix
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range: how the 585.2K lbs splits
585.2K lbs across all reported pathways
- Land Disposal 577.6K lbs 98.7%
- Air Releases 7.6K lbs 1.3%
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range's 585.2K lbs Form-R total is LAND - land disposal is 98.7% of the bar. Next segment: air releases at 1.3%. Leading chemical by pounds: Copper.
MID volume LAND pathway CLEAN
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range is an EPA Toxics Release Inventory reporter in Niland, CA, in the other sector. It reported 149.4K lbs of releases across 4 chemicals in 2023, and 585.2K lbs in total across its 2019-2023 reporting years. That ranks 1,767 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range is pounds #42 and chemical-count #200 at 585.2K lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Mesquite Mine; Spreckels Sugar Co Inc.; US Navy Naval Air Facility el Centro; US Gypsum Co. Similar-scale Other peers outside California: US Marine Corps Base Hawaii Kaneohe Bay; US Navy Naval Air Station Jacksonville; US Army National Guard Camp Blanding Ranges; US Army National Guard Fort Pickett (ranges). Other US Department of Defense sites in this extract: U.S. Army Radford Army Ammunition Plant; US Army Holston Army Ammunition Plant; McIeast-Mcb Camlej Main Facility; US Marine Corps Mcb Camp Pendleton. Largest disclosed chemicals by pounds: Copper; Lead And Lead Compounds; Aluminum (fume or dust); Nitroglycerin.
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range stamps MID volume with a dominant LAND pathway (98.7% land disposal) across 5 chemicals. Cumulative Form-R extract: 585.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include US Marine Corps Base Hawaii Kaneohe Bay and US Navy Naval Air Station Jacksonville.
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
585K lbs Top 7% higher than 93% 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
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range inside Imperial's TRI pounds
Among the 632 Other facilities in this database, U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range reports the 50th-largest volume, placing it in the top 7.9% of its sector. This one site accounts for 40.5% of every pound reported in Imperial. Scale peers outside California include US Marine Corps Base Hawaii Kaneohe Bay and US Navy Naval Air Station Jacksonville.
County-dominant here means ≥25% of Imperial's reported pounds (1.4M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range's total reported releases rose from 130.6 thousand lb in 2022 to 149.4 thousand lb in 2023, based on EPA TRI filings.
- U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range's air releases rose from 917 lb in 2022 to 1.8 thousand lb in 2023, based on EPA TRI filings.
- U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range's land releases rose from 129.7 thousand lb in 2022 to 147.6 thousand lb in 2023, based on EPA TRI filings.
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range Form-R facts
Compare this facility
See how U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range stacks up against nearby facilities and the typical reporter.
5.2× more than the comparison
17% less 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 U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range releases toxic chemicals into the environment. Total: 585.2K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 58% (94.7K lbs to 149.4K lbs).
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range: annual Form-R pounds
MID site · LAND pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range year-over-year reported totals (increased by 58% 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 | 94.7K lbs | 5 |
| 2020 | 88.2K lbs | 4 |
| 2021 | 122.2K lbs | 5 |
| 2022 | 130.6K lbs | 4 |
| 2023 | 149.4K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Copper | 340.8K lbs | - |
| Lead And Lead Compounds | 244.4K lbs | - |
| Aluminum (fume or dust) | 0 lbs | - |
| Nitroglycerin | 0 lbs | - |
| Lead compounds | 0 lbs | - |
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range · LAND-pathway site
Nearest TRI Facilities to U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range
Closest other reporters in California - including Mesquite Mine, Spreckels Sugar Co Inc., US Navy Naval Air Facility el Centro, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Other Facilities
Other Other facilities with similar total release volumes (±80%), outside California - e.g. US Marine Corps Base Hawaii Kaneohe Bay, US Navy Naval Air Station Jacksonville, US Army National Guard Camp Blanding Ranges.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range on cumulative reported pounds (585.2K lbs) and distinct chemical count (5). Release-pound peers include Allied Power Group, Snyder's-Lance Inc., Ineos USA LLC. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of Puerto Rico 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).
Other US Department of Defense Facilities
Same-parent TRI sites ranked by reported releases - including U.S. Army Radford Army Ammunition Plant, US Army Holston Army Ammunition Plant, McIeast-Mcb Camlej Main Facility.
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 And Lead Compounds, Aluminum (fume or dust), Nitroglycerin; nearby reporters include Mesquite Mine. U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range stamps MID volume · LAND pathway · CLEAN 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 U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range TRI extract (MID · LAND · CLEAN · lead Copper) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range totals are self-reported EPCRA §313 estimates for Niland, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 928110 · Other. 40.5% of Imperial TRI pounds in this extract. Nearest ABS peer: Allied Power Group (Δ 6 lbs). Pounds ≠ exposure.
U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range stamps MID volume · LAND pathway · CLEAN · 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