County page
Sheridan County
Sheridan County currently shows 0 Superfund sites, 89 imported facility profiles, and 0 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Sheridan County.
The latest loaded TRI year is 2024, with 0 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
Facilities
Worst polluters and compliance pressure
Airport Terminal Building
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Buffalo Plant
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Hanft Pit (lqd Et1420)
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Little Goose Ranch Pit (lqd Et0729)
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Sherard Hydroelectric Generation Facility
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Sheridan Plant-croell Igp
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
L&h Industrial Aka Industrial Plating & Grinding Inc
Violation across 10 of the last 12 quarters in the imported ECHO record.
Parkman Bar
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Sheridan Powersports
Violation across 10 of the last 12 quarters in the imported ECHO record.
United Parcel Service--sheridan
No Violation Identified with $5,300,000 in recorded penalties.
Ranchester Wastewater Lagoons
Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.
Bear Lodge
Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.
Wagon Box Inn
Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.
Sheridan Va Medical Center
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Voa Independent Living Apartments
Significant Violation across 7 of the last 12 quarters in the imported ECHO record.
Big Horn School District 4 - Basin Schools
Significant Violation across 6 of the last 12 quarters in the imported ECHO record.
City of Sheridan Service Center
Violation Identified across 5 of the last 12 quarters in the imported ECHO record.
Clearmont Wastewater Lagoons
Significant noncompliance across 5 of the last 12 quarters in the imported ECHO record.
Dayton Wastewater Lagoon
Significant noncompliance across 5 of the last 12 quarters in the imported ECHO record.
Powder Horn Ww Plant (formerly Powder Horn Ranch Planned Unit)
Significant noncompliance across 5 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Lead | Metals and metal compounds | 1 | 0 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Wyoming
Wyoming facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Wyoming
Wyoming facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Wyoming
Wyoming facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.