EPA TRI Facility · Other
US Marine Corps Air Station Miramar
San Diego, CA · Parent: US Department of Defense
- Total releases
- 151.3K lbs
- Chemicals reported
- 5
- Carcinogens
- 3
- Primary pathway
- Land Disposal
LAND Form-R mix
US Marine Corps Air Station Miramar: how the 151.3K lbs splits
151.3K lbs across all reported pathways
- Land Disposal 140.4K lbs 92.8%
- Off-site Transfers 10.1K lbs 6.7%
- Air Releases 738 lbs 0.5%
US Marine Corps Air Station Miramar's 151.3K lbs Form-R total is LAND - land disposal is 92.8% of the bar. Next segment: off-site transfers at 6.7%. Leading chemical by pounds: Lead.
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 LAND pathway CARC-HEAVY
US Marine Corps Air Station Miramar is an EPA Toxics Release Inventory reporter in San Diego, CA, in the other sector. It reported 23.4K lbs of releases across 3 chemicals in 2023, and 151.3K lbs in total across its 2019-2023 reporting years. That ranks 3,743 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. US Marine Corps Air Station Miramar is pounds #115 and chemical-count #208 at 151.3K 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: Robertson's Ready Mix Carroll Canyon Plant 32; Vulcan Materials Carroll Canyon; Martin Marietta San Diego Aggregates LLC - Miramar Hma; Quikrete - San Diego Ca Plant. Similar-scale Other peers outside California: U.S. Doe Argonne National Laboratory; Union Carbide Corp Technology Park Operations; U.S. Dod, Usaf, Hill Afb Uttr Activities, Range; US Navy Camp Keller Small Arms Range. 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: Lead; Copper; Certain glycol ethers; Naphthalene.
US Marine Corps Air Station Miramar stamps MID volume with a dominant LAND pathway (92.8% land disposal) across 5 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 151.3K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include U.S. Doe Argonne National Laboratory and Union Carbide Corp Technology Park Operations.
US Marine Corps Air Station Miramar vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
151K lbs Top 14% higher than 86% 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 Marine Corps Air Station Miramar: Lead-led volume
Among the 632 Other facilities in this database, US Marine Corps Air Station Miramar reports the 102nd-largest volume, placing it in the top 16.1% of its sector. Its reported volume is concentrated rather than spread: Lead alone is 86.5% of the total. Carcinogen-classified chemicals make up 87.0% of the reported pounds, not just of the chemical count. Scale peers outside California include U.S. Doe Argonne National Laboratory and Union Carbide Corp Technology Park Operations.
Concentrated means ≥60% of US Marine Corps Air Station Miramar's pounds in one chemical - here Lead at 86.5%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- US Marine Corps Air Station Miramar's total reported releases rose from 19.5 thousand lb in 2022 to 23.4 thousand lb in 2023, based on EPA TRI filings.
- US Marine Corps Air Station Miramar's off-site transfers rose from 134 lb in 2022 to 522 lb in 2023, based on EPA TRI filings.
- US Marine Corps Air Station Miramar's air releases fell from 202 lb in 2022 to 114 lb in 2023, based on EPA TRI filings.
- US Marine Corps Air Station Miramar's land releases rose from 19.1 thousand lb in 2022 to 22.8 thousand lb in 2023, based on EPA TRI filings.
US Marine Corps Air Station Miramar Form-R facts
Compare this facility
See how US Marine Corps Air Station Miramar stacks up against nearby facilities and the typical reporter.
13363.3× more than the comparison
5.0× 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 Marine Corps Air Station Miramar releases toxic chemicals into the environment. Total: 151.3K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 45% (42.9K lbs to 23.4K lbs).
US Marine Corps Air Station Miramar: 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 US Marine Corps Air Station Miramar year-over-year reported totals (decreased by 45% 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: Lead.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 42.9K lbs | 3 |
| 2020 | 29.3K lbs | 2 |
| 2021 | 36.3K lbs | 4 |
| 2022 | 19.5K lbs | 3 |
| 2023 | 23.4K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 3 of 5 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead | 130.8K lbs | Carcinogen |
| Copper | 18.7K lbs | - |
| Certain glycol ethers | 1.0K lbs | - |
| Naphthalene | 587 lbs | Carcinogen |
| Ethylbenzene | 203 lbs | Carcinogen |
US Marine Corps Air Station Miramar · LAND-pathway site
Nearest TRI Facilities to US Marine Corps Air Station Miramar
Closest other reporters in California - including Robertson's Ready Mix Carroll Canyon Plant 32, Vulcan Materials Carroll Canyon, Martin Marietta San Diego Aggregates LLC - Miramar Hma, 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. U.S. Doe Argonne National Laboratory, Union Carbide Corp Technology Park Operations, U.S. Dod, Usaf, Hill Afb Uttr Activities, Range.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest US Marine Corps Air Station Miramar on cumulative reported pounds (151.3K lbs) and distinct chemical count (5). Release-pound peers include Trulite Glass & Aluminum Solutions, West Fraser US Ewp LLC - Nacogdoches Osb, U.S. Doe Argonne National Laboratory. 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.
- Trulite Glass & Aluminum Solutions Grenada, MS · Nonmetallic Mineral Product 151.4K lbs reported
- West Fraser US Ewp LLC - Nacogdoches Osb Nacogdoches, TX · Wood Products 151.5K lbs reported
- U.S. Doe Argonne National Laboratory Lemont, IL · Other 151.1K lbs reported
- Afton Chemical Corp Pasadena, TX · Chemicals 151.5K lbs reported
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 Lead, Copper, Certain glycol ethers, Naphthalene; nearby reporters include Robertson's Ready Mix Carroll Canyon Plant 32. US Marine Corps Air Station Miramar stamps MID volume · LAND pathway · CARC-HEAVY 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 Marine Corps Air Station Miramar TRI extract (MID · LAND · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
US Marine Corps Air Station Miramar totals are self-reported EPCRA §313 estimates for San Diego, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 928110 · Other. 2.4% of San Diego TRI pounds in this extract. Nearest ABS peer: Trulite Glass & Aluminum Solutions (Δ 131 lbs). Pounds ≠ exposure.
US Marine Corps Air Station Miramar stamps MID volume · LAND pathway · CARC-HEAVY · lead Lead. 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