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Dunkirk Wastewater Treatment Facility

Wright Park Drive, Dunkirk, NY 14048 · Chautauqua County · Publicly Owned Treatment Works

Average flow
—
Design flow
6 MGD
NPDES permit
NY0027961
Effective
Permit expires
December 2026
Population served
12,365
CWNS 2022

Dunkirk Wastewater Treatment Facility is a publicly owned wastewater treatment works in Dunkirk, Chautauqua County, New York, serving about 12,365 residents. It discharges under NPDES permit NY0027961 (effective), which expires in December 2026, with 11 recorded violations in the last three years. EPA has recorded 6 formal enforcement actions naming the plant, the latest in August 2024.

Treatment technology

2 treatment structures and unit processes identified at Dunkirk Wastewater Treatment Facility.

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See the full treatment train at Dunkirk Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations
11
Effluent violations
11

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 Wastewater Treatment Facility in EPA's ICIS system.

Formal actions
6
2 since FY2020
Penalties assessed
$110,865
all cases
Compliance actions
$56,350
required by EPA orders
EPA inspections
1
latest Jun 2007

Latest case · Aug 2024

City of Dunkirk Waste Water Treatment Plant

Administrative order · CWA, Effluent Limitations - NPDES Toxic & Pretreatment Effluent Standards · Unilateral Administrative Order Without Adjudication · Compliance actions $54,050

EPA's description of the case:

“Respondent failed to implement its industrial pretreatment program as approved and in accordance with the General Pretreatment Regulations at 40 CFR 403.”

Source: EPA ECHO, civil enforcement case 02-2020-3025.

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Every action against Dunkirk Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

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Key contacts

3 verified contacts for Dunkirk Wastewater Treatment Facility, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Dunkirk Wastewater Treatment Facility, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in New York

Dunkirk Water Filtration Plant

Dunkirk · 2 mi away

2.55 MGD

Silver Creek (v) WWTP

Silver Creek · 8 mi away

0.86 MGD

Brocton (v) STP

Brocton · 10 mi away

0.23 MGD

0.27 MGD

South Dayton (v) WWTP

Dayton · 16 mi away

0.02 MGD

Big Sister Creek WRRF

Angola · 17 mi away

6.58 MGD

Westfield (v) WPCF

Westfield · 18 mi away

1.07 MGD

Cherry Creek (t) WWTP

Cherry Creek · 18 mi away

0.03 MGD

Dunkirk Wastewater Treatment Facility: 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 March 17, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms


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