EPA TRI Facility · Other
US Dod-Naval Submarine Base New London
Groton, CT · Parent: US Department of Defense
- Total releases
- 758 lbs
- Chemicals reported
- 1
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
US Dod-Naval Submarine Base New London: how the 786 lbs splits
786 lbs across all reported pathways
- Off-site Transfers 744 lbs 94.5%
- Water Discharges 43 lbs 5.4%
- Air Releases 0 lbs <0.1%
- Land Disposal 0 lbs <0.1%
US Dod-Naval Submarine Base New London's 786 lbs Form-R total is OFFSITE - off-site transfers is 94.5% of the bar. Next segment: water discharges at 5.4%. Leading chemical by pounds: Lead.
TRACE volume OFFSITE pathway CARC-HEAVY
US Dod-Naval Submarine Base New London is an EPA Toxics Release Inventory reporter in Groton, CT, in the other sector. It reported 29 lbs of releases across 1 chemical in 2024, and 758 lbs in total across its 2019-2024 reporting years. That ranks 14,250 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Connecticut's 240 reporting TRI sites, pounds #1 is not chemical-count #1. US Dod-Naval Submarine Base New London is pounds #141 and chemical-count #207 at 758 lbs. Clean Harbors of Connecticut Inc leads reported pounds (1.5M lbs) at 15 chemicals (chemical-count #2). Allnex USA Inc. Wallingford Ct Site leads chemical count at 19 chemicals (436.7K lbs, pounds #3). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: US Coast Guard Academy; Sheffield Pharmaceuticals LLC; Electric Boat Corp; Pcc Structurals. Similar-scale Other peers outside Connecticut: Federal Correctional Institution Beckley; U.S. Dod Usaf Wright-Patterson Afb Oh; Marine Corps Mountain Warfare Training Center; Federal Prison Camp. 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.
US Dod-Naval Submarine Base New London stamps TRACE volume with a dominant OFFSITE pathway (94.5% off-site transfers) across 1 chemical · 1 carcinogen-classified. Cumulative Form-R extract: 758 lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Federal Correctional Institution Beckley and U.S. Dod Usaf Wright-Patterson Afb Oh.
US Dod-Naval Submarine Base New London vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
758 lbs 45th percentile higher than 45% 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 Dod-Naval Submarine Base New London in the Other sector extract
Among the 632 Other facilities in this database, US Dod-Naval Submarine Base New London reports the 412th-largest volume (758 lbs). Scale peers outside Connecticut include Federal Correctional Institution Beckley and U.S. Dod Usaf Wright-Patterson Afb Oh.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- US Dod-Naval Submarine Base New London's total reported releases fell from 260 lb in 2022 to 39 lb in 2023, based on EPA TRI filings.
- US Dod-Naval Submarine Base New London's water releases fell from 10 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- US Dod-Naval Submarine Base New London's off-site transfers fell from 250 lb in 2022 to 39 lb in 2023, based on EPA TRI filings.
US Dod-Naval Submarine Base New London Form-R facts
Compare this facility
See how US Dod-Naval Submarine Base New London stacks up against nearby facilities and the typical reporter.
23.4× more than the comparison
50% 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 US Dod-Naval Submarine Base New London releases toxic chemicals into the environment. Total: 786 lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 75% (113 lbs to 29 lbs).
US Dod-Naval Submarine Base New London: annual Form-R pounds
TRACE site · OFFSITE pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows US Dod-Naval Submarine Base New London year-over-year reported totals (decreased by 75% 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: Lead.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 113 lbs | 1 |
| 2020 | 128 lbs | 1 |
| 2021 | 217 lbs | 1 |
| 2022 | 260 lbs | 1 |
| 2023 | 39 lbs | 1 |
| 2024 | 29 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 1 of 1 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead | 786 lbs | Carcinogen |
US Dod-Naval Submarine Base New London · OFFSITE-pathway site
Nearest TRI Facilities to US Dod-Naval Submarine Base New London
Closest other reporters in Connecticut - including US Coast Guard Academy, Sheffield Pharmaceuticals LLC, Electric Boat Corp, ordered by distance.
Showing 8 of 239 other reporting facilities in Connecticut.
Similar Other Facilities
Other Other facilities with similar total release volumes (±80%), outside Connecticut - e.g. Federal Correctional Institution Beckley, U.S. Dod Usaf Wright-Patterson Afb Oh, Marine Corps Mountain Warfare Training Center.
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; nearby reporters include US Coast Guard Academy. US Dod-Naval Submarine Base New London stamps TRACE volume · OFFSITE 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 Dod-Naval Submarine Base New London TRI extract (TRACE · OFFSITE · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
US Dod-Naval Submarine Base New London totals are self-reported EPCRA §313 estimates for Groton, CT, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 928110 · Other. 0.2% of New London TRI pounds in this extract. Nearest ABS peer: Wm. T. Burnett & Co. (Δ 0 lbs). Pounds ≠ exposure.
US Dod-Naval Submarine Base New London stamps TRACE volume · OFFSITE 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