Violation page
Clean Air Act violations in Wyoming
Wyoming facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
Recent actions
What the page calls out
Last recorded inspection: 2025-07-17. Total penalties on record: $845,000.
Last recorded inspection: 2025-08-19. Total penalties on record: $431,500.
Last recorded inspection: 2025-08-27. Total penalties on record: $415,258.
Facilities
Profiles tied to this violation theme
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Hf Sinclair Parco Refining Co Llc
Significant Violation across 12 of the last 12 quarters, with $431,500 in recorded penalties.
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Basin Electric Power Cooperative - Laramie River Station
Significant noncompliance across 8 of the last 12 quarters, with $45,000 in recorded penalties.
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Dyno Nobel Inc-cheyenne Plant
Significant Violation across 2 of the last 12 quarters, with $415,258 in recorded penalties.
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General Chemical
Significant Violation across 7 of the last 12 quarters, with $845,000 in recorded penalties.
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Granger Gas Plant
No Violation Identified with $50,000 in recorded penalties.
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Bucknum Bentonite Plant
No Violation Identified with $166,000 in recorded penalties.