Chemung Co Sd#1 STP
Elmira, NY · Chemung County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 12.2 MGD
- NPDES permit
- NY0036986
- Effective
- Permit expires
- September 2026
- Population served
- 40,364
- CWNS 2022
Chemung Co Sd#1 STP is a publicly owned wastewater treatment works in Elmira, Chemung County, New York, serving about 40,364 residents. Treatment on site includes clarifiers, biogas silos. It discharges under NPDES permit NY0036986 (effective), which expires in September 2026, with 169 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
- 169
- Effluent violations
- 157
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
12 verified contacts for Chemung Co Sd#1 STP, with validated emails and direct phone numbers.
Unlock 12 verified contacts (9 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Chemung Co Sd#1 STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Corning · 11 mi away
0.06 MGD
Corning · 12 mi away
0.81 MGD
Chemung · 12 mi away
0.00095 MGD
Painted Post · 15 mi away
0.14 MGD
Painted Post · 15 mi away
0.68 MGD
Waverly · 17 mi away
0.29 MGD
Watkins Glen · 18 mi away
0.39 MGD
Nichols · 25 mi away
0.11 MGD
Chemung Co Sd#1 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 March 2, 2025.