Valencia Wwrp
Valencia, CA · Los Angeles County · Publicly Owned Treatment Works
- Average flow
- 14.1 MGD
- Design flow
- 21.6 MGD
- NPDES permit
- CA0054216
- Effective
- Permit expires
- June 2027
- Population served
- 168,637
- CWNS 2022
Valencia Wwrp is a publicly owned wastewater treatment plant in Valencia, Los Angeles County, California treating an average of 14.1 million gallons per day against a permitted design capacity of 21.6 MGD, serving about 168,637 residents. Treatment on site includes biogas silos. It discharges under NPDES permit CA0054216 (effective), which expires in June 2027, with 5 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Biogas silos
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Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
4 verified contacts for Valencia Wwrp, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Valencia Wwrp, plus the full compliance history and discharge data.
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Camarillo · 24 mi away
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Malibu · 28 mi away
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Camarillo · 28 mi away
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Valencia Wwrp: 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 May 5, 2025.