Facility profile
Kennecott Utah Copper Corp. Smelter and Refinery
No Violation Identified with $211,351 in recorded penalties.
Noncompliance quarters
0
Counted from the imported ECHO record over the last 12 quarters.
Penalties
$211,351
Recorded enforcement amount carried into the facility page.
Last inspection
2025-06-04
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 | 136,327 lbs | 5,099 lbs | 19,077,125 lbs | 19,218,552 lbs |
| 2023 | 173,022 lbs | 5,811 lbs | 17,938,341 lbs | 18,117,174 lbs |
| 2024 | 239,747 lbs | 5,345 lbs | 16,389,027 lbs | 16,634,119 lbs |
Chemical breakdown
What this facility is reporting
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Copper compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Zinc compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Lead compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Arsenic compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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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.
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Nitrate compounds (water dissociable; reportable only when in aqueous solution)
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Antimony compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Nickel compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Selenium compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Ammonia
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Manganese compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Vanadium compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Cadmium compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Thallium compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Silver compounds
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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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.
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Thiourea
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Mercury 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
No Violation Identified with $211,351 in recorded penalties.