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Facility profile

Clean Harbors Grassy Mountain Llc

Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.

Significant noncompliance Hazardous Waste TRI + Clean Water Act + RCRA 110013709754 Tooele County
Noncompliance quarters
8

Counted from the imported ECHO record over the last 12 quarters.

Penalties
$0

Recorded enforcement amount carried into the facility page.

Last inspection
2025-10-28

Displayed as plain language instead of hidden in agency exports.

Trend
Watch

Reported on-site releases are lower in 2024 than in 2022.

Year Air Water Land Total
2022 634 lbs 0 lbs 14,353,610 lbs 14,354,244 lbs
2023 296 lbs 0 lbs 5,919,148 lbs 5,919,444 lbs
2024 502 lbs 0 lbs 11,332,707 lbs 11,333,209 lbs
Chemical breakdown

What this facility is reporting

  • land 2,749,262 lbs

    Copper compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 1,739,739 lbs

    Lead compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 1,249,452 lbs

    Aluminum oxide (fibrous forms)

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 1,009,188 lbs

    Selenium compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 765,430 lbs

    Chromium compounds (except for chromite ore mined in the Transvaal Region)

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 675,737 lbs

    Polychlorinated biphenyls

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 653,788 lbs

    Arsenic

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 480,569 lbs

    Ethylene glycol

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 340,418 lbs

    Nickel compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 231,665 lbs

    Zinc compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 229,790 lbs

    Asbestos (friable)

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 216,616 lbs

    Cadmium compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 156,870 lbs

    Barium compounds (except for barium sulfate (CAS No. 7727-43-7))

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 151,079 lbs

    Silver compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 144,688 lbs

    Vanadium compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 128,764 lbs

    Antimony compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 127,075 lbs

    Beryllium compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 127,045 lbs

    Thallium compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 56,973 lbs

    Nonylphenol Ethoxylates

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 38,442 lbs

    Nitric acid

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 19,529 lbs

    Manganese compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 14,217 lbs

    Hydrogen fluoride

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 12,983 lbs

    Polycyclic aromatic compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 11,554 lbs

    Pendimethalin

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 2,058 lbs

    Mercury compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 140 lbs

    Benzo[g, h, i]perylene

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 123 lbs

    Perfluorooctane sulfonic acid

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 12 lbs

    Chlordane

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

  • land 1 lbs

    Dioxin and dioxin-like compounds

    Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.

Enforcement layer

Why the ECHO-style detail matters

Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.

Significant noncompliance Last recorded inspection: 2025-10-28.