Treatment plant bypass reported — Massena (V) WWTP, Mar 7, 2026

Ongoing (as reported) · Massena (V) WWTP (NY DEC Sewage Pollution Right to Know)

Source: Massena (V) WWTP (NY DEC Sewage Pollution Right to Know), record 2397452355263206, reported Mar 7, 2026, 9:04 PM EST, 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: Massena (V) WWTP (federal wastewater discharge permit, NPDES, NY0031194). Outlet: “Bypass”. Location: 44.93570, -74.87460; 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: “Grasse River”. DirtyWaterWatch links this report to Grasse River, NY. Match basis: the water named in the report.

3. Estimated downstream stretch

No downstream estimate is available for this report.

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 7, 2026, 7:45 PM EST
Ended: ongoing, as last reported
Detail provided by the source: Times known to the minute
Reported to the source: Mar 7, 2026, 9:04 PM EST
Published: Mar 7, 2026, 9:04 PM EST
Source last updated: not given
Last retrieved by DirtyWaterWatch: 2026-11-02 20:40 UTC

What and how much

Type: Treatment bypass: wastewater skips one or more treatment steps.
Status in the record: Ongoing (as reported)
Material: “Untreated”
Volume: “Ongoing Gallons Actual” (estimated)
Volume as reported: “Ongoing Gallons Actual”

Advice from Massena (V) 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: 2397452355263206
Original notice: Read the original notice
Earlier version: None: this is the first record
Later versions: version 2

Record details

Record details
Record identifier	ny-dec-sprtk:2397452355263206
Source identifier	ny-dec-sprtk
Source record number	2397452355263206
Earlier version	Not provided
Type	Treatment plant bypass
Status in the report	Ongoing (as reported)
Sewer operator identifier	ny-massena
Sewer operator	Massena (V) WWTP
Federal wastewater discharge permit (NPDES)	NY0031194
Outlet number	Not provided
Outlet name	Bypass
Water named in the report	Grasse River
Linked waters	grasse-river-ny
How this report was linked to the water	the water named in the report
Latitude	44.936
Longitude	-74.875
Location source	given in the source record
Location accuracy, in metres	Not provided
Started	Mar 7, 2026, 7:45 PM EST (2026-03-07T19:45:00-05:00)
Ended	Not provided
Detail provided by the source	to the minute
Reported to the source	Mar 7, 2026, 9:04 PM EST (2026-03-07T21:04:58-05:00)
Published	Mar 7, 2026, 9:04 PM EST (2026-03-07T21:04:58-05:00)
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	Ongoing Gallons Actual
How volume was determined	estimated
Authority	Massena (V) 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": "2397452355263206",
    "sprtkAirDateTime": "03/08/2026 02:04:58",
    "notificationStatus": "New",
    "facilityName": "Massena (V) WWTP NY0031194",
    "facilityId": "NY0031194",
    "countyName": "St. Lawrence",
    "streetNumber": "302",
    "streetName": "E Orvis St.",
    "city": "Massena",
    "addressDescription": "Massena WWTP",
    "latitude": "-74.8746",
    "longitude": "44.9357",
    "sprtkStartDischargeDatetime": "03/08/2026 00:45:00",
    "sprtkEndDischargeDatetime": "03/08/2026 02:04:40",
    "dischargeDuration": "Ongoing Hours - Ongoing",
    "surfaceWater": "Yes",
    "receivingWaterBody": "Grasse River",
    "componentDescription": "Bypass",
    "quantity": "Ongoing Gallons Actual",
    "treatedState": "Untreated",
    "dischargeDescription": "Headworks at Massena WWTP can not handle the influent flow. Emerg. Bypass is active.",
    "stepsToContain": "Monitor",
    "additionalInstructions": "None",
    "geoaddress": "302 E Orvis St, Massena, NY 13662, USA",
    "impactedArea": "-",
    "dischargeReason": "Weather Conditions - Wet Weather conditions/ Snow melt",
    "systemComponent": "Plant Headworks - Bypass",
    "sprtkDischargeWaterFlow": "Manmade",
    "sprtkExplanation": "Wet Weather conditions/ Snow melt",
    "sprtkAdditionalInstructions": "None"
  },
  "_tab": "January 2026-August2026",
  "_row": 837,
  "_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": "2026-03-07T21:04:40-05:00",
  "_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": "untreated discharge at the treatment plant (component or notice text)",
  "_water": {
    "via": "receiving water name within New York (checked against the geocode)"
  },
  "_volume_note": "first (New) notice: NY-Alert requires a volume and an end time up front, so this figure is the notifier's estimate or placeholder, not a measured total",
  "_chain": {
    "id": "key:NY0031194|302 e orvis st massena|2026-03-08T00:45Z",
    "basis": "facility + address + start",
    "position": 1,
    "of": 2,
    "head": "ny-dec-sprtk:2397452355263206",
    "latest": "ny-dec-sprtk:2398861104519889"
  }
}

Source: Massena (V) WWTP (NY DEC Sewage Pollution Right to Know), record 2397452355263206, reported Mar 7, 2026, 9:04 PM EST, 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.