Dunkirk Water Filtration Plant
4700 W Lake Rd, Dunkirk, NY 14048 · Chautauqua County · Publicly Owned Treatment Works
- Average flow
- 2.55 MGD
- Design flow
- 3.3 MGD
- NPDES permit
- NY0026409
- Administratively continued
- Permit expires
- March 2018
- Population served
- 13,361
- CWNS 2022
Dunkirk Water Filtration Plant is a publicly owned wastewater treatment plant in Dunkirk, Chautauqua County, New York treating an average of 2.55 million gallons per day against a permitted design capacity of 3.3 MGD, serving about 13,361 residents. It discharges under NPDES permit NY0026409 (administratively continued), which expires in March 2018, with 10 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in April 2008.
Treatment technology
One treatment structure or unit process identified at Dunkirk Water Filtration Plant.
Available with a free Klarifi account
See the full treatment train at Dunkirk Water Filtration Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 10
- Effluent violations
- 10
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 Dunkirk Water Filtration Plant in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Penalties assessed
- $2,880
- all cases
- EPA inspections
- 2
- latest Apr 2016
Latest case · Apr 2008
City of Dunkirk Water Filtration Plant
Administrative order · CAA, Prevention of Accidental Release/Risk Management Plans (RMPs) · Final Order With Penalty · Penalty $2,880
EPA's description of the case:
“This case addresses a facility located in Dunkirk, NY which filed a Risk Management Plan (RMP) as required by the regulations, but the RMP submittal was deficient in several areas.”
Source: EPA ECHO, civil enforcement case 02-2008-1204.
Full case history with a free Klarifi account
Every action against Dunkirk Water Filtration Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Dunkirk Water Filtration Plant.
No verified contacts on file yet
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Nearby wastewater treatment plants in New York
Dunkirk · 2 mi away
—
Brocton · 8 mi away
0.23 MGD
Silver Creek · 10 mi away
0.86 MGD
Irving · 13 mi away
0.27 MGD
Westfield · 16 mi away
1.07 MGD
Dayton · 17 mi away
0.02 MGD
Cherry Creek · 19 mi away
0.03 MGD
Mayville · 19 mi away
0.42 MGD
Dunkirk Water Filtration Plant: 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 August 18, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms