Carpinteria Sanitary District
Carpinteria, CA · Santa Barbara County · Publicly Owned Treatment Works
- Average flow
- 1.22 MGD
- Design flow
- 2.5 MGD
- NPDES permit
- CA0047364
- Expired
- Permit expires
- September 2022
- Population served
- 15,241
- CWNS 2022
Carpinteria Sanitary District is a publicly owned wastewater treatment plant in Carpinteria, Santa Barbara County, California treating an average of 1.22 million gallons per day against a permitted design capacity of 2.5 MGD, serving about 15,241 residents. It discharges under NPDES permit CA0047364 (expired), which expires in September 2022, with 1 recorded violation 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
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Carpinteria Sanitary District.
No verified contacts on file yet
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Ventura · 13 mi away
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Goleta · 18 mi away
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Ventura · 18 mi away
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Oxnard · 26 mi away
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Camarillo · 31 mi away
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Carpinteria Sanitary District: 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 10, 2025.