Wellsville (v) WWTP
Bolivar Road (Rte 417W), Wellsville, NY 14895 · Allegany County · Publicly Owned Treatment Works
- Average flow
- 1.17 MGD
- Design flow
- 2.2 MGD
- NPDES permit
- NY0020621
- Administratively continued
- Permit expires
- May 2020
- Population served
- 12,367
- CWNS 2022
Wellsville (v) WWTP is a publicly owned wastewater treatment works in Wellsville, Allegany County, New York treating an average of 1.17 million gallons per day against a permitted design capacity of 2.2 MGD, serving about 12,367 residents. It discharges under NPDES permit NY0020621 (administratively continued), which expires in May 2020, with 24 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in December 2008.
Treatment technology
2 treatment structures and unit processes identified at Wellsville (v) WWTP.
Available with a free Klarifi account
See the full treatment train at Wellsville (v) WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 24
- Effluent violations
- 20
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 Wellsville (v) WWTP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $500
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Dec 2008
Village of Wellsville WWTP
Administrative order · CWA, Information Request, Records, Entry · Unilateral Administrative Order Without Adjudication · Compliance actions $500
EPA's description of the case:
“Facility failed to respond to DMR QAQC 308 request. Facility given order to respond to request.”
Source: EPA ECHO, civil enforcement case 02-2009-3016.
Full case history with a free Klarifi account
Every action against Wellsville (v) WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Wellsville (v) WWTP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Wellsville (v) WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Belmont · 8 mi away
0.17 MGD
Friendship · 10 mi away
0.12 MGD
Bolivar · 12 mi away
0.29 MGD
Alfred · 13 mi away
0.41 MGD
Cuba · 18 mi away
0.44 MGD
Hornell · 20 mi away
3.26 MGD
Canisteo · 21 mi away
0.28 MGD
Troupsburg · 22 mi away
0.0067 MGD
Wellsville (v) 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 October 26, 2026; facility record last updated April 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms