Sacramento County Wastewater Treatment Plant
Elk Grove, CA · Sacramento County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 181 MGD
- NPDES permit
- CA0077682
- Expired
- Permit expires
- May 2026
- Population served
- 72,000
- CWNS 2022
Sacramento County Wastewater Treatment Plant is a publicly owned wastewater treatment works in Elk Grove, Sacramento County, California, serving about 72,000 residents. Treatment on site includes clarifiers, uncovered lagoons, carrousels / oxidation ditches, biogas silos, biogas balloons. It discharges under NPDES permit CA0077682 (expired), which expires in May 2026, with 6 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
- 6
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Elk Grove
Elk Grove's capital improvement plan lists 1 water, sewer and wastewater line items worth $3M starting 2025–2025. The largest budgeted items are shown here.
| Project | Budget | Years |
|---|---|---|
| Grant Line Business Park Sewer Line | $3,000,000 | 2025–2026 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
2 verified contacts for Sacramento County Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Sacramento County Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in California
Davis · 15 mi away
3.2 MGD
Davis · 16 mi away
1.47 MGD
Woodland · 20 mi away
2.61 MGD
Rio Vista · 22 mi away
0.32 MGD
Roseville · 22 mi away
—
Roseville · 24 mi away
—
Rio Vista · 24 mi away
0.5 MGD
Lodi · 25 mi away
—
Sacramento County Wastewater Treatment Plant: 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 18, 2026.