Copper Cove Wwrf
Copperopolis, CA · Calaveras County · Publicly Owned Treatment Works
- Average flow
- 0.39 MGD
- Design flow
- 0.95 MGD
- NPDES permit
- CA0084620
- Effective
- Permit expires
- May 2028
- Population served
- —
- CWNS 2022
Copper Cove Wwrf is a publicly owned wastewater treatment plant in Copperopolis, Calaveras County, California treating an average of 0.39 million gallons per day against a permitted design capacity of 0.95 MGD. Treatment on site includes aerated lagoons, uncovered lagoons, biogas silos. It discharges under NPDES permit CA0084620 (effective), which expires in May 2028, with 5 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Copper Cove Wwrf.
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Manteca · 36 mi away
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Stockton · 39 mi away
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Atwater · 44 mi away
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Lodi · 44 mi away
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Tracy · 45 mi away
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Copper Cove Wwrf: 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 7, 2025.