Wilson (v) STP
109 Ontario Street, Wilson, NY 14172 · Niagara County · Publicly Owned Treatment Works
- Average flow
- 0.21 MGD
- Design flow
- 0.31 MGD
- NPDES permit
- NY0020419
- Administratively continued
- Permit expires
- August 2019
- Population served
- 2,240
- CWNS 2022
Wilson (v) STP is a publicly owned wastewater treatment works in Wilson, Niagara County, New York treating an average of 0.21 million gallons per day against a permitted design capacity of 0.31 MGD, serving about 2,240 residents. It discharges under NPDES permit NY0020419 (administratively continued), which expires in August 2019, with 246 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Wilson (v) STP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 246
- Effluent violations
- 15
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Wilson (v) STP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in New York
Olcott · 8 mi away
0.87 MGD
Lockport · 11 mi away
12.92 MGD
Lewiston · 13 mi away
—
Gasport · 16 mi away
0.25 MGD
Middleport · 19 mi away
0.51 MGD
Grand Island · 19 mi away
3.32 MGD
North Tonawanda · 19 mi away
7.42 MGD
Niagara Falls · 20 mi away
27.15 MGD
Wilson (v) 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 October 26, 2026; facility record last updated November 15, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms