County page
Custer County
Custer County currently shows 0 Superfund sites, 29 imported facility profiles, and 1,043,544 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 Custer County.
The latest loaded TRI year is 2024, with 1,043,544 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
Thompson Creek Mine
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Garden Creek Farms
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Lost River Trout Hatchery
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Mackay Wwtp
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Living Waters Ranch
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Mountain Village Lodge and Restaurant
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
North Gate Inn
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Papa Brunees
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Rod and Gun Club
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Stanley Baking Company
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Stanley Kasino Club
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Idpr Yankee Fork Historic Area
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Stanley High Country Inn
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Idaho Department of Fish and Game - Mackay State Fish Hatchery
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Hecla Mining Company Grouse Creek Unit
Violation Identified across 4 of the last 12 quarters in the imported ECHO record.
Stanley Community Library
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Sawtooth State Fish Hatchery
Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Challis Mine
Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Meridian Beartrack Company - Beartrack Mine
Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Challis City Water
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 1 | 1,043,544 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Idaho
Idaho facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Idaho
Idaho facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Idaho
Idaho facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.