Norwich (c) STP
Norwich, NY · Chenango County · Publicly Owned Treatment Works
- Average flow
- 0.76 MGD
- Design flow
- 2.5 MGD
- NPDES permit
- NY0021423
- Effective
- Permit expires
- February 2029
- Population served
- 7,892
- CWNS 2022
Norwich (c) STP is a publicly owned wastewater treatment works in Norwich, Chenango County, New York treating an average of 0.76 million gallons per day against a permitted design capacity of 2.5 MGD, serving about 7,892 residents. Treatment on site includes clarifiers, biogas silos, biogas balloons. It discharges under NPDES permit NY0021423 (effective), which expires in February 2029, with 43 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
- 43
- Effluent violations
- 43
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Norwich (c) STP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Norwich (c) STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Oxford · 7 mi away
0.06 MGD
Sherburne · 12 mi away
0.24 MGD
Sidney · 15 mi away
0.39 MGD
Greene · 18 mi away
0.22 MGD
Hamilton · 21 mi away
0.42 MGD
Oneonta · 22 mi away
1.49 MGD
Whitney Point · 26 mi away
0.05 MGD
Port Crane · 26 mi away
0.0012 MGD
Norwich (c) STP: 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 May 21, 2025.