EPA TRI Facility · Other
US Naval Observatory
Washington, DC · Parent: US Department of Defense
- Total releases
- 26 lbs
- Chemicals reported
- 1
- Latest report
- 2021
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
US Naval Observatory: how the 26 lbs splits
26 lbs across all reported pathways
- Off-site Transfers 25 lbs 97.9%
- Air Releases 1 lbs 2.1%
US Naval Observatory's 26 lbs Form-R total is OFFSITE - off-site transfers is 97.9% of the bar. Next segment: air releases at 2.1%. Leading chemical by pounds: Mercury.
TRACE volume OFFSITE pathway CLEAN
US Naval Observatory is an EPA Toxics Release Inventory reporter in Washington, DC, in the other sector. It reported 26 lbs of releases across 1 chemical in 2021. That ranks 17,779 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In District of Columbia's 12 reporting TRI sites, pounds #1 is not chemical-count #1. US Naval Observatory is pounds #9 and chemical-count #12 at 26 lbs. US Army Corps of Engineers McMillan WTP Washington Aqueduc leads reported pounds (73.2K lbs) at 4 chemicals (chemical-count #2). Fort Totten Ready Mix Concrete leads chemical count at 5 chemicals (4.9K lbs, pounds #3). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: US Army Corps of Engineers Dalecarlia WTP; US Secret Service; US Army Corps of Engineers McMillan WTP Washington Aqueduc; US Department of the Treasury-Bureau of Engraving & Printing. Similar-scale Other peers outside District of Columbia: Baker Hughes Oilfield Operations; Mount Van Hoevenberg Sports Complex; Medford Air Tanker Base; U.S. Army Maine National Guard Bangor Training Site 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: Mercury.
US Naval Observatory stamps TRACE volume with a dominant OFFSITE pathway (97.9% off-site transfers) across 1 chemical. Cumulative Form-R extract: 26 lbs (2021–2021). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Baker Hughes Oilfield Operations and Mount Van Hoevenberg Sports Complex.
US Naval Observatory vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
26 lbs 32nd percentile higher than 32% 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 Naval Observatory in the Other sector extract
Among the 632 Other facilities in this database, US Naval Observatory reports the 523rd-largest volume (26 lbs). Scale peers outside District of Columbia include Baker Hughes Oilfield Operations and Mount Van Hoevenberg Sports Complex.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
US Naval Observatory Form-R facts
Compare this facility
See how US Naval Observatory stacks up against nearby facilities and the typical reporter.
99% less 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 US Naval Observatory releases toxic chemicals into the environment. Total: 26 lbs.
Chemical Releases
Aggregated across all reporting years (2021–2021). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Mercury | 26 lbs | - |
US Naval Observatory · OFFSITE-pathway site
Nearest TRI Facilities to US Naval Observatory
Closest other reporters in District of Columbia - including US Army Corps of Engineers Dalecarlia WTP, US Secret Service, US Army Corps of Engineers McMillan WTP Washington Aqueduc, ordered by distance.
Showing 8 of 11 other reporting facilities in District of Columbia.
Similar Other Facilities
Other Other facilities with similar total release volumes (±80%), outside District of Columbia - e.g. Baker Hughes Oilfield Operations, Mount Van Hoevenberg Sports Complex, Medford Air Tanker Base.
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 Mercury; nearby reporters include US Army Corps of Engineers Dalecarlia WTP. US Naval Observatory stamps TRACE 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 US Naval Observatory TRI extract (TRACE · OFFSITE · CLEAN · lead Mercury) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
US Naval Observatory totals are self-reported EPCRA §313 estimates for Washington, DC, latest year 2021. NAICS 561210 · Other. 0.0% of District Of Columbia TRI pounds in this extract. Nearest ABS peer: Nufarm Americas Inc. - Alsip (Δ 0 lbs). Pounds ≠ exposure.
US Naval Observatory stamps TRACE volume · OFFSITE pathway · CLEAN · lead Mercury. 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