Pleasant Grove WWTP
5051 Phillip Rd, Roseville, CA 95747 · 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. It discharges under NPDES permit CAZ293109 (administratively continued), which expires in June 2020.
Treatment technology
2 treatment structures and unit processes identified at Pleasant Grove WWTP.
Available with a free Klarifi account
See the full treatment train at Pleasant Grove WWTP: structures, unit processes and planned upgrades, with exact unit counts.
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
1.29 MGD
Sacramento · 20 mi away
16.24 MGD
Woodland · 20 mi away
3.86 MGD
El Dorado Hills · 20 mi away
1.97 MGD
Davis · 21 mi away
3.8 MGD
Olivehurst · 21 mi away
1.99 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 October 26, 2026; facility record last updated August 1, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms