Combined sewer overflow (CSO) reported — Niagara Falls (C) WWTP, Apr 25, 2026

Ongoing (as reported) · Niagara Falls (C) WWTP (NY DEC Sewage Pollution Right to Know)

Source: Niagara Falls (C) WWTP (NY DEC Sewage Pollution Right to Know), record 2457478818696842, reported Apr 25, 2026, 9:31 PM 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: Niagara Falls (C) WWTP (federal wastewater discharge permit, NPDES, NY0026336). Outlet: 006 “GPS CSO 006”. Location: 43.09944, -79.06055; location source: from the state's or EPA's outfall layer.

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

2. Waters named in the notice

The notice names: “Lower Niagara River”. DirtyWaterWatch links this report to Niagara River, NY. Match basis: the outlet's permit and number in EPA and state records.

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: Apr 25, 2026, 1:45 AM EDT
Ended: ongoing, as last reported
Detail provided by the source: Times known to the minute
Reported to the source: Apr 25, 2026, 9:31 PM EDT
Published: Apr 25, 2026, 9:31 PM EDT
Source last updated: not given
Last retrieved by DirtyWaterWatch: 2026-11-02 20:40 UTC

What and how much

Type: Combined sewer overflow (CSO): sewage mixed with rainwater spills from a shared sewer system.
Status in the record: Ongoing (as reported)
Material: “Untreated”
Volume: 8 million gallons (estimated)
Volume as reported: “8,000,000 Gallons Estimated”

Advice from Niagara Falls (C) WWTP (NY DEC Sewage Pollution Right to Know)

“A more accurate flow total will be calculated when the wet weather event concludes”
Niagara Falls (C) WWTP (NY DEC Sewage Pollution Right to Know)

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: 2457478818696842
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:2457478818696842
Source identifier	ny-dec-sprtk
Source record number	2457478818696842
Earlier version	ny-dec-sprtk:2472494023951035
Type	Combined sewer overflow (CSO)
Status in the report	Ongoing (as reported)
Sewer operator identifier	ny-niagara-falls-water-board
Sewer operator	Niagara Falls (C) WWTP
Federal wastewater discharge permit (NPDES)	NY0026336
Outlet number	006
Outlet name	GPS CSO 006
Water named in the report	Lower Niagara River
Linked waters	niagara-river-ny
How this report was linked to the water	the outlet's permit and number in EPA and state records
Latitude	43.099
Longitude	-79.061
Location source	from the state's or EPA's outfall layer
Location accuracy, in metres	Not provided
Started	Apr 25, 2026, 1:45 AM EDT (2026-04-25T01:45:00-04:00)
Ended	Not provided
Detail provided by the source	to the minute
Reported to the source	Apr 25, 2026, 9:31 PM EDT (2026-04-25T21:31:12-04:00)
Published	Apr 25, 2026, 9:31 PM EDT (2026-04-25T21:31:12-04:00)
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	8,000,000
Volume as reported	8,000,000 Gallons Estimated
How volume was determined	estimated
Authority	Niagara Falls (C) WWTP (NY DEC Sewage Pollution Right to Know)
Advice	A more accurate flow total will be calculated when the wet weather event concludes
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": "2457478818696842",
    "sprtkAirDateTime": "04/26/2026 01:31:12",
    "notificationStatus": "Update",
    "facilityName": "Niagara Falls (C) WWTP",
    "facilityId": "NY0026336",
    "countyName": "Niagara",
    "streetNumber": "1099",
    "streetName": "Whirlpool Street",
    "city": "Niagara Falls",
    "addressDescription": "Niagara Gorge",
    "latitude": "-79.0581",
    "longitude": "43.099",
    "sprtkStartDischargeDatetime": "04/25/2026 05:45:00",
    "sprtkEndDischargeDatetime": "04/27/2026 01:00:00",
    "dischargeDuration": "Ongoing Hours - Ongoing",
    "surfaceWater": "Yes",
    "receivingWaterBody": "Lower Niagara River",
    "componentDescription": "GPS CSO 006",
    "quantity": "8,000,000 Gallons Estimated",
    "treatedState": "Untreated",
    "dischargeDescription": "Rainwater, wastewater",
    "stepsToContain": "Wet weather plan in place, system at capacity, permitted CSO discharge",
    "additionalInstructions": "A more accurate flow total will be calculated when the wet weather event concludes",
    "geoaddress": "611 Ashland Ave, Niagara Falls, NY 14301, USA",
    "impactedArea": "Boat Launch,Boat Launch,Boat Launch,Boat Launch,Fishing Area,Fishing Area,Fishing Area,Fishing Area,Other,Other,Other,Other,Park,Park,Park,Park,Unknown,Unknown,Unknown,Unknown - Lower Niagara River",
    "dischargeReason": "System Capacity,System Capacity,System Capacity,System Capacity,System Capacity,System Capacity,System Capacity,System Capacity,System Capacity,System Capacity,Weather Conditions,Weather Conditions,Weather Conditions,Weather Conditions,Weather Conditions,Weather Conditions,Weather Conditions,Weather Conditions,Weather Conditions,Weather Conditions - Rainfall, System at capacity",
    "systemComponent": "CSO Outfall,CSO Outfall,CSO Outfall,CSO Outfall,CSO Outfall,CSO Outfall,CSO Outfall,CSO Outfall,CSO Outfall,CSO Outfall,Pump Station,Pump Station,Pump Station,Pump Station,Pump Station,Pump Station,Pump Station,Pump Station,Pump Station,Pump Station - GPS CSO 006",
    "region": "9",
    "sprtkDischargeWaterFlow": "Manmade",
    "sprtkImpactAreaDesc": "Lower Niagara River",
    "sprtkExplanation": "Rainfall, System at capacity",
    "sprtkAdditionalInstructions": "A more accurate flow total will be calculated when the wet weather event concludes"
  },
  "_tab": "January 2026-August2026",
  "_row": 2697,
  "_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": "2026-04-26T21:00:00-04:00",
  "_projected_end_note": "NY-Alert requires an expected end time on every notice; this one is a projection, not a reported end",
  "_coords": "EPA ECHO CSO inventory NY0026336 outfall 006",
  "_event_type_basis": "a CSO outfall named in the system component",
  "_water": {
    "via": "ECHO CSO inventory (outfalls-mid-atlantic)",
    "echo_outfall": "006",
    "echo_match": "geometry+name",
    "echo_receiving_water": "Niagara River"
  },
  "_coords_notice": {
    "lat": 43.099,
    "lon": -79.0581,
    "note": "latitude and longitude columns swapped"
  },
  "_chain": {
    "id": "key:NY0026336|1099 whirlpool street niagara falls|2026-04-25T05:45Z",
    "basis": "facility + address + start",
    "position": 2,
    "of": 3,
    "head": "ny-dec-sprtk:2472494023951035",
    "latest": "ny-dec-sprtk:2457307020075791"
  }
}

Source: Niagara Falls (C) WWTP (NY DEC Sewage Pollution Right to Know), record 2457478818696842, reported Apr 25, 2026, 9:31 PM 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.