Oswego (c) West Side WWTF
Oswego, NY · Oswego County · Publicly Owned Treatment Works
- Average flow
- 2.1 MGD
- Design flow
- 8 MGD
- NPDES permit
- NY0029106
- Effective
- Permit expires
- April 2031
- Population served
- 17,989
- CWNS 2022
Oswego (c) West Side WWTF is a publicly owned wastewater treatment works in Oswego, Oswego County, New York treating an average of 2.1 million gallons per day against a permitted design capacity of 8 MGD, serving about 17,989 residents. It discharges under NPDES permit NY0029106 (effective), which expires in April 2031, with 30 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
- 30
- Effluent violations
- 23
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
7 verified contacts for Oswego (c) West Side WWTF, with validated emails and direct phone numbers.
Unlock 7 verified contacts (4 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Oswego (c) West Side WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Oswego · 2 mi away
—
Oswego · 3 mi away
0.003 MGD
Minetto · 4 mi away
0.07 MGD
Fulton · 10 mi away
0.49 MGD
Mexico · 14 mi away
0.12 MGD
Red Creek · 17 mi away
0.22 MGD
Phoenix · 19 mi away
0.2 MGD
Parish · 20 mi away
0.02 MGD
Oswego (c) West Side 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 March 16, 2025.