Ahsahka Wastewater Treatment Plant
Orofino, ID · Clearwater County · Publicly Owned Treatment Works
- Average flow
- 0.02 MGD
- Design flow
- —
- NPDES permit
- ID0025224
- Effective
- Permit expires
- December 2026
- Population served
- 194
- CWNS 2022
Ahsahka Wastewater Treatment Plant is a publicly owned wastewater treatment works in Orofino, Clearwater County, Idaho treating an average of 0.02 million gallons per day, serving about 194 residents. It discharges under NPDES permit ID0025224 (effective), which expires in December 2026, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Ahsahka Wastewater Treatment Plant.
No verified contacts on file yet
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Nearby wastewater treatment plants in Idaho
Orofino · 1 mi away
—
Kendrick · 18 mi away
0.01 MGD
Nezperce · 18 mi away
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Juliaetta · 19 mi away
0.02 MGD
Culdesac · 19 mi away
0.03 MGD
Weippe · 20 mi away
—
Craigmont · 20 mi away
—
Elk River · 21 mi away
—
Ahsahka Wastewater Treatment Plant: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated November 28, 2025.