Marsh Creek WWTP
Geneva, NY · Ontario County · Publicly Owned Treatment Works
- Average flow
- 2.19 MGD
- Design flow
- 6 MGD
- NPDES permit
- NY0027049
- Administratively continued
- Permit expires
- January 2018
- Population served
- 15,073
- CWNS 2022
Marsh Creek WWTP is a publicly owned wastewater treatment works in Geneva, Ontario County, New York treating an average of 2.19 million gallons per day against a permitted design capacity of 6 MGD, serving about 15,073 residents. Treatment on site includes clarifiers, biogas silos, biogas balloons. It discharges under NPDES permit NY0027049 (administratively continued), which expires in January 2018, with 5 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
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Marsh Creek WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Marsh Creek WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Waterloo · 6 mi away
1.43 MGD
Phelps · 7 mi away
0.11 MGD
Gorham · 10 mi away
0.03 MGD
Seneca Falls · 10 mi away
—
Clifton Springs · 10 mi away
0.19 MGD
Lyons · 13 mi away
0.23 MGD
Newark · 13 mi away
1.33 MGD
Romulus · 14 mi away
0.13 MGD
Marsh Creek WWTP: 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 6, 2025.