South Windsor Water Pollution Control Facility
South Windsor, CT · Hartford County · Publicly Owned Treatment Works
- Average flow
- 2.01 MGD
- Design flow
- 3.75 MGD
- NPDES permit
- CT0100510
- Effective
- Permit expires
- May 2030
- Population served
- 26,767
- CWNS 2022
South Windsor Water Pollution Control Facility is a publicly owned wastewater treatment works in South Windsor, Hartford County, Connecticut treating an average of 2.01 million gallons per day against a permitted design capacity of 3.75 MGD, serving about 26,767 residents. Treatment on site includes clarifiers, biogas silos. It discharges under NPDES permit CT0100510 (effective), which expires in May 2030, with 5 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
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
15 verified contacts for South Windsor Water Pollution Control Facility, with validated emails and direct phone numbers.
Unlock 15 verified contacts (12 more than shown)
Names, validated emails and direct phone numbers for decision-makers at South Windsor Water Pollution Control Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Connecticut
Manchester · 5 mi away
4.89 MGD
Glastonbury · 8 mi away
2.17 MGD
Simsbury · 10 mi away
1.58 MGD
Enfield · 10 mi away
3.01 MGD
Somers · 13 mi away
0.11 MGD
Canton · 15 mi away
0.49 MGD
New Hartford · 17 mi away
0.04 MGD
Portland · 18 mi away
0.24 MGD
South Windsor Water Pollution Control Facility: 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 February 15, 2025.