Harrah'S Northern California WWTP
Ione, CA · Amador County · Publicly Owned Treatment Works
- Average flow
- 0.01 MGD
- Design flow
- 0.08 MGD
- NPDES permit
- CA0049675
- Expired
- Permit expires
- February 2026
- Population served
- —
- CWNS 2022
Harrah'S Northern California WWTP is a publicly owned wastewater treatment works in Ione, Amador County, California treating an average of 0.01 million gallons per day against a permitted design capacity of 0.08 MGD. It discharges under NPDES permit CA0049675 (expired), which expires in February 2026, with 57 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
- 57
- Effluent violations
- 38
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Harrah'S Northern California WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in California
San Andreas · 13 mi away
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Cameron Park · 25 mi away
0.5 MGD
El Dorado Hills · 26 mi away
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Lodi · 29 mi away
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Copperopolis · 30 mi away
0.39 MGD
Placerville · 32 mi away
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Stockton · 33 mi away
29.2 MGD
Elk Grove · 33 mi away
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Harrah'S Northern California WWTP: 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 January 28, 2025.