Pleasant Grove WWTP
Roseville, CA · Placer County · Publicly Owned Treatment Works
- Average flow
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- Design flow
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- NPDES permit
- CAZ293109
- Administratively continued
- Permit expires
- June 2020
- Population served
- 112,320
- CWNS 2022
Pleasant Grove WWTP is a publicly owned wastewater treatment works in Roseville, Placer County, California, serving about 112,320 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit CAZ293109 (administratively continued), which expires in June 2020.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
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- Effluent violations
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Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Pleasant Grove WWTP.
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Nearby wastewater treatment plants in California
Roseville · 5 mi away
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Lincoln · 6 mi away
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Auburn · 16 mi away
0.79 MGD
Woodland · 20 mi away
2.61 MGD
El Dorado Hills · 20 mi away
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Davis · 21 mi away
3.2 MGD
Olivehurst · 21 mi away
1.99 MGD
Auburn · 23 mi away
0.27 MGD
Pleasant Grove 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 August 1, 2026.