Le Roy R Summerson WWTF
251 Port Watson Street, Cortland, NY 13045 · Cortland County · Publicly Owned Treatment Works
- Average flow
- 5.66 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 5.66 million gallons per day, serving about 22,881 residents. It discharges under NPDES permit NY0027561 (effective), which expires in April 2031, with 17 recorded violations in the last three years. EPA has recorded 4 formal enforcement actions naming the plant, the latest in August 2016.
Treatment technology
3 treatment structures and unit processes identified at Le Roy R Summerson WWTF.
Available with a free Klarifi account
See the full treatment train at Le Roy R Summerson WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 17
- Effluent violations
- 14
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Le Roy R Summerson WWTF in EPA's ICIS system.
- Formal actions
- 4
- 0 since FY2020
- Penalties assessed
- $8,045
- all cases
- Compliance actions
- $6,500
- required by EPA orders
- EPA inspections
- 3
- latest Jul 2012
Latest case · Aug 2016
City of Cortland
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $4,500
EPA's description of the case:
“Respondent failed to comply with SPDES permit condition by failing to implement its industrial pretreatment program as approved. AO is issued for the City to correct the violations in a timely manner.”
Source: EPA ECHO, civil enforcement case 02-2016-3045.
Full case history with a free Klarifi account
Every action against Le Roy R Summerson WWTF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
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
0.05 MGD
Marathon · 13 mi away
0.11 MGD
Tully · 14 mi away
0.17 MGD
Moravia · 16 mi away
0.52 MGD
Ithaca · 20 mi away
1.55 MGD
Whitney Point · 21 mi away
0.09 MGD
Trumansburg · 25 mi away
0.18 MGD
Greene · 27 mi away
0.29 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 October 26, 2026; facility record last updated April 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms