Hornell City Water Pollution Control Plant
Hornell, NY · Steuben County · Publicly Owned Treatment Works
- Average flow
- 2.5 MGD
- Design flow
- 4 MGD
- NPDES permit
- NY0023647
- Effective
- Permit expires
- October 2026
- Population served
- 10,067
- CWNS 2022
Hornell City Water Pollution Control Plant is a publicly owned wastewater treatment works in Hornell, Steuben County, New York treating an average of 2.5 million gallons per day against a permitted design capacity of 4 MGD, serving about 10,067 residents. It discharges under NPDES permit NY0023647 (effective), which expires in October 2026, with 17 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 17
- Effluent violations
- 17
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Hornell City Water Pollution Control Plant, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Hornell City Water Pollution Control Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Canisteo · 4 mi away
0.1 MGD
Alfred · 7 mi away
0.3 MGD
Canaseraga · 12 mi away
0.02 MGD
Jasper · 15 mi away
0.01 MGD
Wayland · 17 mi away
0.09 MGD
Bath · 18 mi away
0.56 MGD
Dansville · 18 mi away
0.62 MGD
Troupsburg · 20 mi away
0.005 MGD
Hornell City Water Pollution Control 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 December 19, 2024.