Le Roy R Summerson WWTF
Cortland, NY · Cortland County · Publicly Owned Treatment Works
- Average flow
- 3.4 MGD
- Design flow
- —
- NPDES permit
- NY0027561
- Effective
- Permit expires
- April 2031
- Population served
- 22,881
- CWNS 2022
Le Roy R Summerson WWTF is a publicly owned wastewater treatment works in Cortland, Cortland County, New York treating an average of 3.4 million gallons per day, serving about 22,881 residents. Treatment on site includes clarifiers, biogas silos, biogas balloons. It discharges under NPDES permit NY0027561 (effective), which expires in April 2031, with 15 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
- 15
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Le Roy R Summerson WWTF, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Le Roy R Summerson WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Freeville · 11 mi away
0.04 MGD
Marathon · 13 mi away
0.07 MGD
Tully · 14 mi away
—
Moravia · 16 mi away
0.38 MGD
Ithaca · 20 mi away
1 MGD
Whitney Point · 21 mi away
0.05 MGD
Trumansburg · 25 mi away
0.19 MGD
Greene · 27 mi away
0.22 MGD
Le Roy R Summerson WWTF: 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 April 5, 2025.