EPA TRI Facility · Other
US Navy Portsmouth Naval Shipyard
Kittery, ME · Parent: US Department of Defense
- Total releases
- 95.1K lbs
- Chemicals reported
- 5
- Carcinogens
- 2
- Primary pathway
- Air Releases
MIXED Form-R mix
US Navy Portsmouth Naval Shipyard: how the 95.9K lbs splits
95.9K lbs across all reported pathways
- Air Releases 55.1K lbs 57.5%
- Off-site Transfers 40.8K lbs 42.5%
- Water Discharges 10 lbs <0.1%
US Navy Portsmouth Naval Shipyard's 95.9K lbs Form-R total is MIXED - air releases is 57.5% of the bar. Next segment: off-site transfers at 42.5%. Leading chemical by pounds: n-Butyl alcohol.
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.
LIGHT volume MIXED pathway CARC-LEAN
US Navy Portsmouth Naval Shipyard is an EPA Toxics Release Inventory reporter in Kittery, ME, in the other sector. It reported 799 lbs of releases across 2 chemicals in 2024, and 95.1K lbs in total across its 2019-2024 reporting years. That ranks 4,700 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Maine's 81 reporting TRI sites, Sappi N.a. Inc. - Somerset Operations leads both reported pounds (10.6M lbs) and chemical count (31 chemicals). The two rankings do not invert in this pool. Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Hussey Seating Co; Pike Industries Inc. - Wells; Pratt & Whitney; Polyvantis Sanford LLC. Similar-scale Other peers outside Maine: US Dod Usaf Cannon Afb Melrose Range; U.s/ Navy Naval Support Activity Northwest Annex Base; U.S. Dod Usaf Moody Afb Small Arms & Grand Bay Ranges; Precision Painting. 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: n-Butyl alcohol; Xylene (mixed isomers); Lead; Lead compounds.
US Navy Portsmouth Naval Shipyard is a LIGHT · MIXED-pathway Form-R site in Kittery, ME: 95.1K lbs across 5 chemicals (2 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment air releases at 57.5%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include US Dod Usaf Cannon Afb Melrose Range and U.s/ Navy Naval Support Activity Northwest Annex Base.
US Navy Portsmouth Naval Shipyard vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
95K lbs Top 18% higher than 82% 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 Navy Portsmouth Naval Shipyard inside York's TRI pounds
Among the 632 Other facilities in this database, US Navy Portsmouth Naval Shipyard reports the 131st-largest volume, placing it in the top 20.7% of its sector. This one site accounts for 52.2% of every pound reported in York. Scale peers outside Maine include US Dod Usaf Cannon Afb Melrose Range and U.s/ Navy Naval Support Activity Northwest Annex Base.
County-dominant here means ≥25% of York's reported pounds (182.1K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- US Navy Portsmouth Naval Shipyard's total reported releases rose from 10.5 thousand lb in 2022 to 34.5 thousand lb in 2023, based on EPA TRI filings.
- US Navy Portsmouth Naval Shipyard's air releases rose from 6.7 thousand lb in 2022 to 28.9 thousand lb in 2023, based on EPA TRI filings.
- US Navy Portsmouth Naval Shipyard's chemicals reported rose from 2 in 2022 to 4 in 2023, based on EPA TRI filings.
- US Navy Portsmouth Naval Shipyard's off-site transfers rose from 3.8 thousand lb in 2022 to 5.5 thousand lb in 2023, based on EPA TRI filings.
US Navy Portsmouth Naval Shipyard Form-R facts
Compare this facility
See how US Navy Portsmouth Naval Shipyard stacks up against nearby facilities and the typical reporter.
1297.1× 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 Navy Portsmouth Naval Shipyard releases toxic chemicals into the environment. Total: 95.9K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 84% (5.0K lbs to 799 lbs).
US Navy Portsmouth Naval Shipyard: annual Form-R pounds
LIGHT site · MIXED pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows US Navy Portsmouth Naval Shipyard year-over-year reported totals (decreased by 84% 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: n-Butyl alcohol.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 5.0K lbs | 2 |
| 2020 | 39.7K lbs | 3 |
| 2021 | 5.3K lbs | 1 |
| 2022 | 10.5K lbs | 2 |
| 2023 | 34.5K lbs | 4 |
| 2024 | 799 lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 2 of 5 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Butyl alcohol | 38.9K lbs | - |
| Xylene (mixed isomers) | 30.0K lbs | - |
| Lead | 20.0K lbs | Carcinogen |
| Lead compounds | 5.0K lbs | - |
| Nickel | 2.0K lbs | Carcinogen |
US Navy Portsmouth Naval Shipyard in York
Nearest TRI Facilities to US Navy Portsmouth Naval Shipyard
Closest other reporters in Maine - including Hussey Seating Co, Pike Industries Inc. - Wells, Pratt & Whitney, ordered by distance.
Showing 8 of 80 other reporting facilities in Maine.
Similar Other Facilities
Other Other facilities with similar total release volumes (±80%), outside Maine - e.g. US Dod Usaf Cannon Afb Melrose Range, U.s/ Navy Naval Support Activity Northwest Annex Base, U.S. Dod Usaf Moody Afb Small Arms & Grand Bay Ranges.
Compare beyond Maine
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest US Navy Portsmouth Naval Shipyard on cumulative reported pounds (95.1K lbs) and distinct chemical count (5). Release-pound peers include American Distillation Inc, Kraft Heinz Foods Co, California Dairies Inc Fresno. 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 n-Butyl alcohol, Xylene (mixed isomers), Lead, Lead compounds; nearby reporters include Hussey Seating Co. US Navy Portsmouth Naval Shipyard stamps LIGHT 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 US Navy Portsmouth Naval Shipyard TRI extract (LIGHT · MIXED · CARC-LEAN · lead n-Butyl alcohol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
US Navy Portsmouth Naval Shipyard totals are self-reported EPCRA §313 estimates for Kittery, ME, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 928110 · Other. 52.2% of York TRI pounds in this extract. Nearest ABS peer: American Distillation Inc (Δ 5 lbs). Pounds ≠ exposure.
US Navy Portsmouth Naval Shipyard stamps LIGHT · MIXED pathway (air releases leads at 57.5%). 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