Simsbury Water Pollution Control Facility
Simsbury, CT · Hartford County · Publicly Owned Treatment Works
- Average flow
- 1.58 MGD
- Design flow
- 3.8 MGD
- NPDES permit
- CT0100919
- Expired
- Permit expires
- February 2024
- Population served
- 27,536
- CWNS 2022
Simsbury Water Pollution Control Facility is a publicly owned wastewater treatment works in Simsbury, Hartford County, Connecticut treating an average of 1.58 million gallons per day against a permitted design capacity of 3.8 MGD, serving about 27,536 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches, biogas silos. It discharges under NPDES permit CT0100919 (expired), which expires in February 2024, with 2 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
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
20 verified contacts for Simsbury Water Pollution Control Facility, with validated emails and direct phone numbers.
Unlock 20 verified contacts (17 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Simsbury Water Pollution Control Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Connecticut
Canton · 7 mi away
0.49 MGD
New Hartford · 8 mi away
0.04 MGD
South Windsor · 10 mi away
2.01 MGD
Enfield · 12 mi away
3.01 MGD
Manchester · 14 mi away
4.89 MGD
Winsted · 14 mi away
0.99 MGD
Glastonbury · 15 mi away
2.17 MGD
Somers · 17 mi away
0.11 MGD
Simsbury 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.