EPA TRI Facility · Hazardous Waste
Clean Harbors Grassy Mountain LLC
Grantsville, UT · Parent: Clean Harbors Inc
- Total releases
- 32.4M lbs
- Chemicals reported
- 44
- Carcinogens
- 13
- Primary pathway
- Land Disposal
LAND Form-R mix
Clean Harbors Grassy Mountain LLC: how the 32.4M lbs splits
32.4M lbs across all reported pathways
- Land Disposal 32.4M lbs 99.9%
- Off-site Transfers 46.2K lbs 0.1%
- Air Releases 1.5K lbs <0.1%
Clean Harbors Grassy Mountain LLC's 32.4M lbs Form-R total is LAND - land disposal is 99.9% of the bar. Next segment: off-site transfers at 0.1%. Leading chemical by pounds: Lead And Lead Compounds.
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.
HEAVY volume LAND pathway CARC-MID
Clean Harbors Grassy Mountain LLC is an EPA Toxics Release Inventory reporter in Grantsville, UT, in the hazardous waste sector. It reported 5.9M lbs of releases across 25 chemicals in 2023, and 32.4M lbs in total across its 2019-2023 reporting years. That ranks 57 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. Clean Harbors Grassy Mountain LLC is pounds #3 and chemical-count #2 at 32.4M 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Energysolutions LLC; Clean Harbors Aragonite LLC; U.S. Dod, Usaf, Hill Afb Uttr Activities, Range; Cargill Salt. Similar-scale Hazardous Waste peers outside Utah: US Ecology Texas Inc; Max Environmental -- Yukon Facility; Vickery Environmental Inc.; Chemical Waste Management - la Ke Charles Facility. Other Clean Harbors Inc sites in this extract: Clean Harbors Buttonwillow LLC; Clean Harbors el Dorado LLC; Clean Harbors Lone Mountain LLC Lone Mountain Facility; Safety-Kleen Systems Inc.. Largest disclosed chemicals by pounds: Lead And Lead Compounds; Aluminum oxide (fibrous forms); Asbestos (friable); Ethylene glycol.
Clean Harbors Grassy Mountain LLC stamps HEAVY volume with a dominant LAND pathway (99.9% land disposal) across 44 chemicals · 13 carcinogen-classified. Cumulative Form-R extract: 32.4M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include US Ecology Texas Inc and Max Environmental -- Yukon Facility.
Clean Harbors Grassy Mountain LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
32M lbs Top 1% higher than 100% 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
Clean Harbors Grassy Mountain LLC inside Tooele's TRI pounds
Among the 261 Hazardous Waste facilities in this database, Clean Harbors Grassy Mountain LLC reports the 8th-largest volume, placing it in the top 3.1% of its sector. This one site accounts for 36.4% of every pound reported in Tooele. Scale peers outside Utah include US Ecology Texas Inc and Max Environmental -- Yukon Facility.
County-dominant here means ≥25% of Tooele's reported pounds (89.1M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Clean Harbors Grassy Mountain LLC's total reported releases fell from 14.4 million lb in 2022 to 5.9 million lb in 2023, based on EPA TRI filings.
- Clean Harbors Grassy Mountain LLC's off-site transfers fell from 24.9 thousand lb in 2022 to 7.5 thousand lb in 2023, based on EPA TRI filings.
- Clean Harbors Grassy Mountain LLC's land releases fell from 14.4 million lb in 2022 to 5.9 million lb in 2023, based on EPA TRI filings.
- Clean Harbors Grassy Mountain LLC's air releases fell from 634 lb in 2022 to 296 lb in 2023, based on EPA TRI filings.
Clean Harbors Grassy Mountain LLC Form-R facts
Compare this facility
See how Clean Harbors Grassy Mountain LLC stacks up against nearby facilities and the typical reporter.
2.1× more than the comparison
4.9× 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 Clean Harbors Grassy Mountain LLC releases toxic chemicals into the environment. Total: 32.4M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 74% (3.4M lbs to 5.9M lbs).
Clean Harbors Grassy Mountain LLC: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019 3
- 2020 5
- 2021 4
- 2022
- 2023
What this shows Clean Harbors Grassy Mountain LLC year-over-year reported totals (increased by 74% 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 | 3.4M lbs | 16 |
| 2020 | 4.7M lbs | 17 |
| 2021 | 4.0M lbs | 25 |
| 2022 | 14.4M lbs | 28 |
| 2023 | 5.9M lbs | 25 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 13 of 44 chemicals are carcinogens. Sorted by total release volume.
Clean Harbors Grassy Mountain LLC · LAND-pathway site
Nearest TRI Facilities to Clean Harbors Grassy Mountain LLC
Closest other reporters in Utah - including Energysolutions LLC, Clean Harbors Aragonite LLC, U.S. Dod, Usaf, Hill Afb Uttr Activities, Range, ordered by distance.
Showing 8 of 219 other reporting facilities in Utah.
Similar Hazardous Waste Facilities
Other Hazardous Waste facilities with similar total release volumes (±80%), outside Utah - e.g. US Ecology Texas Inc, Max Environmental -- Yukon Facility, Vickery Environmental Inc..
Compare beyond Utah
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Clean Harbors Grassy Mountain LLC on cumulative reported pounds (32.4M lbs) and distinct chemical count (44). Release-pound peers include Harrison Power Station, Dyno Nobel- St.helens Plant, Outokumpu Stainless USA LLC. Chemical-count peers include Valero Refining Co - Tennessee L.L.C., Basf Corp, Diamond Shamrock Refining Co LP. 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.
- Harrison Power Station Haywood, WV · Electric Utilities 32.5M lbs reported
- Dyno Nobel- St.helens Plant Deer Island, OR · Chemicals 32.0M lbs reported
- Outokumpu Stainless USA LLC Calvert, AL · Primary Metals 32.0M lbs reported
- Cleveland-Cliffs Cleveland Works LLC Cleveland, OH · Primary Metals 31.2M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Clean Harbors Inc Facilities
Same-parent TRI sites ranked by reported releases - including Clean Harbors Buttonwillow LLC, Clean Harbors el Dorado LLC, Clean Harbors Lone Mountain LLC Lone Mountain 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 And Lead Compounds, Aluminum oxide (fibrous forms), Asbestos (friable), Ethylene glycol; nearby reporters include Energysolutions LLC. Clean Harbors Grassy Mountain LLC stamps HEAVY volume · LAND pathway · CARC-MID 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 Clean Harbors Grassy Mountain LLC TRI extract (HEAVY · LAND · CARC-MID · lead Lead And Lead Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Clean Harbors Grassy Mountain LLC totals are self-reported EPCRA §313 estimates for Grantsville, UT, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 562211 · Hazardous Waste. 36.4% of Tooele TRI pounds in this extract. Nearest ABS peer: Harrison Power Station (Δ 21.4K lbs). Pounds ≠ exposure.
Clean Harbors Grassy Mountain LLC stamps HEAVY volume · LAND pathway · CARC-MID · 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