EPA TRI Facility · Other

U.S. Dod Usaf Hill Afb

Hill Afb, UT · Parent: US Department of Defense

Total releases
231.9K lbs
Chemicals reported
6
Carcinogens
4
Primary pathway
Air Releases

AIR Form-R mix

U.S. Dod Usaf Hill Afb: how the 231.9K lbs splits

231.9K lbs across all reported pathways

  • Air Releases 206.9K lbs 89.2%
  • Off-site Transfers 25.0K lbs 10.8%

U.S. Dod Usaf Hill Afb's 231.9K lbs Form-R total is AIR - air releases is 89.2% of the bar. Next segment: off-site transfers at 10.8%. Leading chemical by pounds: Dichloromethane.

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 AIR pathway CARC-HEAVY

U.S. Dod Usaf Hill Afb is an EPA Toxics Release Inventory reporter in Hill Afb, UT, in the other sector. It reported 27.7K lbs of releases across 3 chemicals in 2023, and 231.9K lbs in total across its 2019-2023 reporting years. That ranks 2,984 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Utah's 220 reporting TRI sites, pounds #1 is not chemical-count #1. U.S. Dod Usaf Hill Afb is pounds #33 and chemical-count #46 at 231.9K lbs. Kennecott Utah Copper Mine Concentrators & Power Plant leads reported pounds (781.4M lbs) at 34 chemicals (chemical-count #4). Clean Harbors Aragonite LLC leads chemical count at 193 chemicals (13.3M lbs, pounds #6). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Shaw Clearfield LLC; Nexeo Solutions Llc-Clearfield; Bonnell Aluminum (clearfield) Inc.; Gcp Applied Technologies Inc. Similar-scale Other peers outside Utah: US Dod Usaf Camp Bullis Ranges; US Army National Guard Camp Perry Ranges; Fci el Reno; U.S. Army Pohakuloa Training Area - Range Facility. 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: Dichloromethane; Phenol; Ethylbenzene; Naphthalene.

View saved records
Verify at EPA TRI →

U.S. Dod Usaf Hill Afb stamps MID volume with a dominant AIR pathway (89.2% air releases) across 6 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 231.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include US Dod Usaf Camp Bullis Ranges and US Army National Guard Camp Perry Ranges.

#2,984 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

U.S. Dod Usaf Hill Afb vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

232K lbs Top 11% higher than 89% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

U.S. Dod Usaf Hill Afb: Dichloromethane-led volume

Among the 632 Other facilities in this database, U.S. Dod Usaf Hill Afb reports the 85th-largest volume, placing it in the top 13.4% of its sector. Its reported volume is concentrated rather than spread: Dichloromethane alone is 81.7% of the total. Carcinogen-classified chemicals make up 85.2% of the reported pounds, not just of the chemical count. Scale peers outside Utah include US Dod Usaf Camp Bullis Ranges and US Army National Guard Camp Perry Ranges.

Concentrated means ≥60% of U.S. Dod Usaf Hill Afb's pounds in one chemical - here Dichloromethane at 81.7%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • U.S. Dod Usaf Hill Afb's total reported releases rose from 27.1 thousand lb in 2022 to 27.7 thousand lb in 2023, based on EPA TRI filings.
  • U.S. Dod Usaf Hill Afb's off-site transfers rose from 680 lb in 2022 to 1.1 thousand lb in 2023, based on EPA TRI filings.
  • U.S. Dod Usaf Hill Afb's air releases rose from 26.4 thousand lb in 2022 to 26.6 thousand lb in 2023, based on EPA TRI filings.

U.S. Dod Usaf Hill Afb Form-R facts

Sector
Other
MID volume
231.9K lbs
AIR pathway
Air Releases
CARC-HEAVY chem count
6 · 4 carc.
Lead chemical
Dichloromethane

Compare this facility

See how U.S. Dod Usaf Hill Afb stacks up against nearby facilities and the typical reporter.

Total reported releases
U.S. Dod Usaf Hill Afb
231.9K lbs
Shaw Clearfield LLC
335 lbs

693.2× more than the comparison

Chemicals reported
U.S. Dod Usaf Hill Afb
6
Shaw Clearfield LLC
5

20% 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 U.S. Dod Usaf Hill Afb releases toxic chemicals into the environment. Total: 231.9K lbs.

Air Releases 206.9K lbs (89.2%)
Off-site Transfers 25.0K lbs (10.8%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 65% (79.6K lbs to 27.7K lbs).

U.S. Dod Usaf Hill Afb: annual Form-R pounds

MID site · AIR pathway · TRI years 2019–2023

million lbs

What this shows U.S. Dod Usaf Hill Afb year-over-year reported totals (decreased by 65% 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: Dichloromethane.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 79.6K lbs 5
2020 73.8K lbs 6
2021 23.8K lbs 3
2022 27.1K lbs 3
2023 27.7K lbs 3

Chemical Releases

Aggregated across all reporting years (2019–2023). 4 of 6 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Dichloromethane 189.5K lbs Carcinogen
Phenol 34.4K lbs -
Ethylbenzene 7.7K lbs Carcinogen
Naphthalene 161 lbs Carcinogen
Lead 125 lbs Carcinogen
Tetrabromobisphenol A 4 lbs -

U.S. Dod Usaf Hill Afb · AIR-pathway site

Hill Afb, UT
41.1170, -111.9988
County TRI context
Davis · 7.7% of county pounds
Parent company
US Department of Defense

Compare beyond Utah

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest U.S. Dod Usaf Hill Afb on cumulative reported pounds (231.9K lbs) and distinct chemical count (6). Release-pound peers include Berg Lacquer Co, Johns Manville, Enersys Energy Products Inc ( Formerly Hawker Energy). Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Dichloromethane, Phenol, Ethylbenzene, Naphthalene; nearby reporters include Shaw Clearfield LLC. U.S. Dod Usaf Hill Afb stamps MID volume · AIR 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 U.S. Dod Usaf Hill Afb TRI extract (MID · AIR · CARC-HEAVY · lead Dichloromethane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

U.S. Dod Usaf Hill Afb totals are self-reported EPCRA §313 estimates for Hill Afb, UT, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 928110 · Other. 7.7% of Davis TRI pounds in this extract. Nearest ABS peer: Berg Lacquer Co (Δ 151 lbs). Pounds ≠ exposure.

U.S. Dod Usaf Hill Afb stamps MID volume · AIR pathway · CARC-HEAVY · lead Dichloromethane. 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