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New Rochelle STP

1 Le Fevre Lane, New Rochelle, NY 10801 · Westchester County · Publicly Owned Treatment Works

Average flow
11.16 MGD
Design flow
13.6 MGD
NPDES permit
NY0026697
Administratively continued
Permit expires
October 2017
Population served
86,009
CWNS 2022

New Rochelle STP is a publicly owned wastewater treatment works in New Rochelle, Westchester County, New York treating an average of 11.16 million gallons per day against a permitted design capacity of 13.6 MGD, serving about 86,009 residents. It discharges under NPDES permit NY0026697 (administratively continued), which expires in October 2017, with 1 recorded violation in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in June 1994.

Treatment technology

2 treatment structures and unit processes identified at New Rochelle STP.

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Compliance snapshot (last 3 years)

Total violations
1
Effluent violations
1

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 New Rochelle STP in EPA's ICIS system.

Formal actions
1
0 since FY2020
Penalties assessed
$1,000
all cases
EPA inspections
0
none on record

Latest case · Jun 1994

WESTCHESTER COUNTY DEF

Administrative order · CWA, Information Request, Records, Entry · Final Order With Penalty · Penalty $1,000

Source: EPA ECHO, civil enforcement case 02-1994-0065.

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Every action against New Rochelle STP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

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Key contacts

2 verified contacts for New Rochelle STP, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at New Rochelle STP, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in New York

Mamaroneck (v) Sanitary Sd

Mamaroneck · 3 mi away

12.11 MGD

Blind Brook Sd WWTP

Rye · 5 mi away

3.58 MGD

Village Of Great Neck STP

Great Neck · 9 mi away

2.54 MGD

Belgrave WPCP

Great Neck · 9 mi away

0.96 MGD

123.8 MGD

New Rochelle 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 May 21, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms


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