County page
Owyhee County
Owyhee County currently shows 0 Superfund sites, 36 imported facility profiles, and 3,725,231 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 Owyhee County.
The latest loaded TRI year is 2024, with 3,725,231 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
Us Ecology Idaho Inc
Violation Identified across 12 of the last 12 quarters, with $118,318 in recorded penalties.
Davis Aquaculture
Significant Violation across 12 of the last 12 quarters, with $45,250 in recorded penalties.
Diamond Creek Mill
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Arraina Inc
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Marsing Wwtp
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Black Sands Resort and Marina
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Bruneau Water and Sewer District Water
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Cj Strike Wma Headquarters
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Cottonwood Campground-treatment Plant
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Desert View Christian School
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Grand View Water and Sewer Association
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Hope House Owyhee
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Jacksons Food Store 176
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Pioneer Mobile Home Park
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Rimrock Jr Sr High School-treatment Plant
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
River Haven Rv Park
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Homedale Wwtp
Significant noncompliance across 10 of the last 12 quarters in the imported ECHO record.
Republic Services of Homedale
Significant noncompliance across 10 of the last 12 quarters in the imported ECHO record.
South Mountain Mine
Significant noncompliance across 10 of the last 12 quarters in the imported ECHO record.
Imc Nomad
Significant noncompliance across 9 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Zinc compounds | TRI-listed chemical | 1 | 1,029,010 lbs |
| Copper compounds | TRI-listed chemical | 1 | 488,400 lbs |
| Lead compounds | Metals and metal compounds | 1 | 424,153 lbs |
| Ethylene glycol | TRI-listed chemical | 1 | 322,449 lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 1 | 314,448 lbs |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | Metals and metal compounds | 1 | 150,241 lbs |
| Nickel compounds | Metals and metal compounds | 1 | 138,675 lbs |
| Manganese | TRI-listed chemical | 1 | 113,936 lbs |
| Zinc (fume or dust) | TRI-listed chemical | 1 | 74,282 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 1 | 70,159 lbs |
| n-Butyl alcohol | TRI-listed chemical | 1 | 63,355 lbs |
| Certain glycol ethers | TRI-listed chemical | 1 | 55,288 lbs |
| Nitric acid | TRI-listed chemical | 1 | 48,275 lbs |
| Mercury compounds | TRI-listed chemical | 1 | 42,483 lbs |
| Lithium carbonate | TRI-listed chemical | 1 | 41,215 lbs |
| 1, 2, 4-Trimethylbenzene | Volatile organic compound | 1 | 39,497 lbs |
| Methyl isobutyl ketone | TRI-listed chemical | 1 | 39,177 lbs |
| Diisocyanates | TRI-listed chemical | 1 | 28,584 lbs |
| Hydrogen fluoride | TRI-listed chemical | 1 | 25,096 lbs |
| Ammonia | TRI-listed chemical | 1 | 22,536 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.