Report not fully read reported — New Rochelle WWTP, Mar 12, 2026

Ongoing (as reported) · New Rochelle WWTP (NY DEC Sewage Pollution Right to Know)

Source: New Rochelle WWTP (NY DEC Sewage Pollution Right to Know), record 2402606316021440, reported Mar 12, 2026, 11:05 AM EDT, retrieved 2026-11-02 20:40 UTC · Read the original notice

Current status from this report

Earlier version. A later record from the same source replaces this one. The newest version sets the map status. read the newer version

A report is not a test of the water. See how we assign statuses.

Read the original notice · Report an error

1. Reported wastewater outlet

Operator named in the record: New Rochelle WWTP (federal wastewater discharge permit, NPDES, NY0026697). Outlet: “Pumping Station”. Location: 40.92600, -73.74590; location source: given in the source record.

Outfall: a pipe or outlet where wastewater enters a water body.

2. Waters named in the notice

The notice names: “Larchmont Harbor”. Not linked to a mapped water.

3. Estimated downstream stretch

We estimate routes only on rivers before they become tidal. We do not estimate routes through tidal water or lakes.

Map sources: water outlines and launches from OpenBoatLaunch and OpenStreetMap contributors (Open Database License); wastewater outlets from EPA and state records; downstream estimates by DirtyWaterWatch using U.S. Geological Survey maps and flow data. Base map: OpenFreeMap and OpenMapTiles.

Open on the main map

When it happened and when it was reported

Event and notice times use Eastern Time (EST or EDT). Retrieval times use Coordinated Universal Time (UTC).

Started: Mar 12, 2026, 2:15 AM EDT
Ended: ongoing, as last reported
Detail provided by the source: Times known to the minute
Reported to the source: Mar 12, 2026, 11:05 AM EDT
Published: Mar 12, 2026, 11:05 AM EDT
Source last updated: not given
Last retrieved by DirtyWaterWatch: 2026-11-02 20:40 UTC

What and how much

Type: Report not fully read
Status in the record: Ongoing (as reported)
Material: “Untreated”
Volume: “700 Gallons per Minute Estimated” (estimated)
Volume as reported: “700 Gallons per Minute Estimated”

Advice from New Rochelle WWTP (NY DEC Sewage Pollution Right to Know)

This report includes no advice. Check current local health notices.

Advice period: This report does not state a period. See the rule DirtyWaterWatch applies and its source.
Basis: not stated

Source and versions

Source: NY DEC Sewage Pollution Right to Know
Source record number: 2402606316021440
Original notice: Read the original notice
Earlier version: Read the earlier version
Later versions: version 2

Record details

Record details
Record identifier	ny-dec-sprtk:2402606316021440
Source identifier	ny-dec-sprtk
Source record number	2402606316021440
Earlier version	ny-dec-sprtk:2402400157595085
Type	Report not fully read
Status in the report	Ongoing (as reported)
Sewer operator identifier	ny-new-rochelle-sd
Sewer operator	New Rochelle WWTP
Federal wastewater discharge permit (NPDES)	NY0026697
Outlet number	Not provided
Outlet name	Pumping Station
Water named in the report	Larchmont Harbor
Linked waters	Not provided
How this report was linked to the water	not linked to a mapped water
Latitude	40.926
Longitude	-73.746
Location source	given in the source record
Location accuracy, in metres	Not provided
Started	Mar 12, 2026, 2:15 AM EDT (2026-03-12T02:15:00-04:00)
Ended	Not provided
Detail provided by the source	to the minute
Reported to the source	Mar 12, 2026, 11:05 AM EDT (2026-03-12T11:05:12-04:00)
Published	Mar 12, 2026, 11:05 AM EDT (2026-03-12T11:05:12-04:00)
Source last updated	Not provided
Last retrieved by DirtyWaterWatch	Nov 2, 2026, 3:40 PM EST (2026-11-02T20:40:35Z)
Material	Untreated
Volume, in gallons	Not provided
Volume as reported	700 Gallons per Minute Estimated
How volume was determined	estimated
Authority	New Rochelle WWTP (NY DEC Sewage Pollution Right to Know)
Advice	Not provided
Advice period, in hours	Not provided
Basis of the advice period	Not provided
Original notice	https://www.dec.ny.gov/fs/data/SPRTK_Data.xlsx

Original source data

{
  "row": {
    "notificationId": "2402606316021440",
    "sprtkAirDateTime": "03/12/2026 15:05:12",
    "notificationStatus": "Update",
    "facilityName": "New Rochelle WWTP NY0026697",
    "facilityId": "NY0026697",
    "countyName": "Westchester",
    "streetNumber": "1",
    "streetName": "Flint Avenue",
    "city": "Larchmont",
    "addressDescription": "Pumping Station",
    "latitude": "-73.7459",
    "longitude": "40.926",
    "sprtkStartDischargeDatetime": "03/12/2026 06:15:00",
    "sprtkEndDischargeDatetime": "03/13/2026 06:15:00",
    "dischargeDuration": "24 Hours - Ongoing",
    "surfaceWater": "Yes",
    "receivingWaterBody": "Larchmont Harbor",
    "quantity": "700 Gallons per Minute Estimated",
    "treatedState": "Untreated",
    "stepsToContain": "Discharge is being chlorinated at old regulator structure at intersection of Cherry Avenue., Lyons Place and Flint Avenue before discharge into Emergency Outfall #003. Mobilized emergency contractor to repair pipe break.",
    "geoaddress": "1 Flint Ave, Larchmont, NY 10538, USA",
    "impactedArea": "-",
    "dischargeReason": "Pipe Break - Flint Avenue Pumping Station Force Main Broke right outside of station building",
    "systemComponent": "-",
    "region": "3",
    "sprtkDischargeWaterFlow": "Manmade",
    "sprtkExplanation": "Flint Avenue Pumping Station Force Main Broke right outside of station building"
  },
  "_tab": "January 2026-August2026",
  "_row": 1099,
  "_time_basis": {
    "air": "UTC in the workbook (rows aired from late May 2025); converted to America/New_York",
    "start": "UTC in the workbook (rows aired from late May 2025); converted to America/New_York",
    "end": "UTC in the workbook (rows aired from late May 2025); converted to America/New_York"
  },
  "_projected_end": "2026-03-13T02:15:00-04:00",
  "_projected_end_note": "NY-Alert requires an expected end time on every notice; this one is a projection, not a reported end",
  "_coords": "latitude and longitude columns swapped; a street-address geocode chosen by the notifier",
  "_event_type_basis": "the notice does not say what kind of discharge this is",
  "_volume_note": "a rate, not a volume",
  "_chain": {
    "id": "key:NY0026697|1 flint avenue larchmont|2026-03-12T06:15Z",
    "basis": "facility + address + start",
    "position": 2,
    "of": 3,
    "head": "ny-dec-sprtk:2402400157595085",
    "latest": "ny-dec-sprtk:2418239996959085"
  }
}

Source: New Rochelle WWTP (NY DEC Sewage Pollution Right to Know), record 2402606316021440, reported Mar 12, 2026, 11:05 AM EDT, retrieved 2026-11-02 20:40 UTC · Read the original notice

Staff names, email addresses and phone numbers are removed from source data before it is stored.