EPA TRI Facility · Chemicals
Nammo Defense Systems Inc
Mesa, AZ · Parent: Nammo Inc
- Total releases
- 3.9K lbs
- Chemicals reported
- 2
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Nammo Defense Systems Inc: how the 3.9K lbs splits
3.9K lbs across all reported pathways
- Off-site Transfers 3.9K lbs 99.4%
- Air Releases 22 lbs 0.6%
Nammo Defense Systems Inc's 3.9K lbs Form-R total is OFFSITE - off-site transfers is 99.4% of the bar. Next segment: air releases at 0.6%. Leading chemical by pounds: Lead And Lead Compounds.
LIGHT volume OFFSITE pathway CLEAN
Nammo Defense Systems Inc is an EPA Toxics Release Inventory reporter in Mesa, AZ, in the chemicals sector. It reported 1.1K lbs of releases across 1 chemical in 2023, and 3.9K lbs in total across its 2019-2023 reporting years. That ranks 11,629 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Arizona's 288 reporting TRI sites, pounds #1 is not chemical-count #1. Nammo Defense Systems Inc is pounds #131 and chemical-count #151 at 3.9K lbs. Freeport-McMoran Miami Inc leads reported pounds (129.3M lbs) at 17 chemicals (chemical-count #10). Freeport-McMoran Morenci Inc leads chemical count at 33 chemicals (36.9M lbs, pounds #4). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Higley Concrete Batch Plant; Cemex - Higley Plant; Boeing Co; Able Steel Fabricators Inc. Similar-scale Chemicals peers outside Arizona: Kureha Pga LLC; Shell Fowlerville; Res-Tek Inc.; Henkel US Operations Corp. Largest disclosed chemicals by pounds: Lead And Lead Compounds; Lead compounds.
Nammo Defense Systems Inc stamps LIGHT volume with a dominant OFFSITE pathway (99.4% off-site transfers) across 2 chemicals. Cumulative Form-R extract: 3.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Kureha Pga LLC and Shell Fowlerville.
Nammo Defense Systems Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.9K lbs Top 45% higher than 55% 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
Nammo Defense Systems Inc: Lead And Lead Compounds-led volume
Among the 3,917 Chemicals facilities in this database, Nammo Defense Systems Inc reports the 2,408th-largest volume (3.9K lbs). Its reported volume is concentrated rather than spread: Lead And Lead Compounds alone is 61.3% of the total. Scale peers outside Arizona include Kureha Pga LLC and Shell Fowlerville.
Concentrated means ≥60% of Nammo Defense Systems Inc's pounds in one chemical - here Lead And Lead Compounds at 61.3%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Nammo Defense Systems Inc's total reported releases rose from 310 lb in 2022 to 1.1 thousand lb in 2023, based on EPA TRI filings.
- Nammo Defense Systems Inc's off-site transfers rose from 307 lb in 2022 to 1.0 thousand lb in 2023, based on EPA TRI filings.
Nammo Defense Systems Inc Form-R facts
Compare this facility
See how Nammo Defense Systems Inc stacks up against nearby facilities and the typical reporter.
11.1× more than the comparison
About the same as 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 Nammo Defense Systems Inc releases toxic chemicals into the environment. Total: 3.9K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 130% (457 lbs to 1.1K lbs).
Nammo Defense Systems Inc: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Nammo Defense Systems Inc year-over-year reported totals (increased by 130% 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 And Lead Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 457 lbs | 1 |
| 2020 | 497 lbs | 1 |
| 2021 | 1.6K lbs | 1 |
| 2022 | 310 lbs | 1 |
| 2023 | 1.1K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead And Lead Compounds | 2.4K lbs | - |
| Lead compounds | 1.5K lbs | - |
Nammo Defense Systems Inc · OFFSITE-pathway site
Nearest TRI Facilities to Nammo Defense Systems Inc
Closest other reporters in Arizona - including Higley Concrete Batch Plant, Cemex - Higley Plant, Boeing Co, ordered by distance.
Showing 8 of 287 other reporting facilities in Arizona.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Arizona - e.g. Kureha Pga LLC, Shell Fowlerville, Res-Tek Inc..
Compare beyond Arizona
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Nammo Defense Systems Inc on cumulative reported pounds (3.9K lbs) and distinct chemical count (2). Release-pound peers include Erie Plating Co, US Army Corps of Engineers Dalecarlia WTP, Piad Precision Casting Corp. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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.
- Erie Plating Co Erie, PA · Fabricated Metals 3.9K lbs reported
- US Army Corps of Engineers Dalecarlia WTP Washington, DC · Other 3.9K lbs reported
- Piad Precision Casting Corp Greensburg, PA · Primary Metals 3.9K lbs reported
- Stanley Engineered Fastening LLC Danbury, CT · Fabricated Metals 3.9K lbs reported
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 Lead And Lead Compounds, Lead compounds; nearby reporters include Higley Concrete Batch Plant. Nammo Defense Systems Inc stamps LIGHT volume · OFFSITE 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 Nammo Defense Systems Inc TRI extract (LIGHT · OFFSITE · CLEAN · lead Lead And Lead Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Nammo Defense Systems Inc totals are self-reported EPCRA §313 estimates for Mesa, AZ, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325920 · Chemicals. 0.0% of Maricopa TRI pounds in this extract. Nearest ABS peer: Icp Construction (previously Arizona Polymer Flooring) (Δ 1 lbs). Pounds ≠ exposure.
Nammo Defense Systems Inc stamps LIGHT volume · OFFSITE pathway · CLEAN · lead Lead And Lead Compounds. 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