Combined sewer overflow (CSO) reported — Ogdensburg WWTP, Aug 13, 2026

Ended (as reported) · Ogdensburg WWTP (NY DEC Sewage Pollution Right to Know)

Source: Ogdensburg WWTP (NY DEC Sewage Pollution Right to Know), record 2684046932996267, reported Aug 14, 2026, 10:20 AM EDT, retrieved 2026-11-02 20:40 UTC · Read the original notice

Current status from this report

This report does not set a map status as of Nov 2, 2026, 4:26 PM EST. Check its dates and the status rules.

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

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1. Reported wastewater outlet

Operator named in the record: Ogdensburg WWTP (federal wastewater discharge permit, NPDES, NY0029831). Outlet: “In river bank at north end of Caroline St.”. Location: 44.70160, -75.49429; 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: “St. Lawrence”. DirtyWaterWatch links this report to St. Lawrence 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: Aug 13, 2026, 9:30 AM EDT
Ended: Aug 14, 2026, 9:30 AM EDT
Detail provided by the source: Times known to the minute
Reported to the source: Aug 14, 2026, 10:20 AM EDT
Published: Aug 14, 2026, 10:20 AM 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: Ended (as reported)
Material: “Untreated”
Volume: 628,870 gallons (estimated)
Volume as reported: “628,870 Gallons Estimated”

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

“Estimated based on other metered outfalls”
Ogdensburg 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

Status history from this report

Discharge or advisory reported St. Lawrence River: Discharge reported ongoing, Aug 13, 2026, 9:30 AM EDT to Aug 14, 2026, 9:30 AM EDT
Caution St. Lawrence River: Within the caution period after the reported end, Aug 14, 2026, 9:30 AM EDT to Aug 17, 2026, 9:30 AM EDT

Source: DirtyWaterWatch calculations using this report and the published status rules. Updated 2026-11-02 21:26 UTC.

Source and versions

Source: NY DEC Sewage Pollution Right to Know
Source record number: 2684046932996267
Original notice: Read the original notice
Earlier version: None: this is the first record
Later versions: None

Record details

Record details
Record identifier	ny-dec-sprtk:2684046932996267
Source identifier	ny-dec-sprtk
Source record number	2684046932996267
Earlier version	Not provided
Type	Combined sewer overflow (CSO)
Status in the report	Ended (as reported)
Sewer operator identifier	ny-ogdensburg
Sewer operator	Ogdensburg WWTP
Federal wastewater discharge permit (NPDES)	NY0029831
Outlet number	Not provided
Outlet name	In river bank at north end of Caroline St.
Water named in the report	St. Lawrence
Linked waters	st-lawrence-river-ny
How this report was linked to the water	the water named in the report
Latitude	44.702
Longitude	-75.494
Location source	given in the source record
Location accuracy, in metres	Not provided
Started	Aug 13, 2026, 9:30 AM EDT (2026-08-13T09:30:00-04:00)
Ended	Aug 14, 2026, 9:30 AM EDT (2026-08-14T09:30:00-04:00)
Detail provided by the source	to the minute
Reported to the source	Aug 14, 2026, 10:20 AM EDT (2026-08-14T10:20:39-04:00)
Published	Aug 14, 2026, 10:20 AM EDT (2026-08-14T10:20:39-04:00)
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	628,870
Volume as reported	628,870 Gallons Estimated
How volume was determined	estimated
Authority	Ogdensburg WWTP (NY DEC Sewage Pollution Right to Know)
Advice	Estimated based on other metered outfalls
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": "2684046932996267",
    "sprtkAirDateTime": "08/14/2026 14:20:39",
    "notificationStatus": "New",
    "facilityName": "Ogdensburg WWTP",
    "facilityId": "NY0029831",
    "countyName": "St. Lawrence",
    "streetNumber": "2",
    "streetName": "Caroline Street",
    "city": "Ogdensburg",
    "addressDescription": "In river bank at north end of Caroline St.",
    "latitude": "-75.49428976434861",
    "longitude": "44.70159980236383",
    "sprtkStartDischargeDatetime": "08/13/2026 13:30:00",
    "sprtkEndDischargeDatetime": "08/14/2026 13:30:00",
    "dischargeDuration": "Unknown Hours - Ended",
    "surfaceWater": "Yes",
    "receivingWaterBody": "St. Lawrence",
    "quantity": "628,870 Gallons Estimated",
    "treatedState": "Untreated",
    "stepsToContain": "Permitted CSO Discharge",
    "additionalInstructions": "Estimated based on other metered outfalls",
    "geoaddress": "2 Caroline St, Ogdensburg, NY 13669, USA",
    "impactedArea": "-",
    "dischargeReason": "Weather Conditions - Wet weather event resulting in collection system flow exceeding the treatment facility's capacity.",
    "systemComponent": "CSO Outfall -",
    "sprtkDischargeWaterFlow": "Manmade",
    "sprtkExplanation": "Wet weather event resulting in collection system flow exceeding the treatment facility's capacity.",
    "sprtkAdditionalInstructions": "Estimated based on other metered outfalls"
  },
  "_tab": "January 2026-August2026",
  "_row": 5068,
  "_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"
  },
  "_coords": "latitude and longitude columns swapped; a street-address geocode chosen by the notifier",
  "_event_type_basis": "a CSO outfall named in the system component",
  "_water": {
    "via": "receiving water name within New York (checked against the geocode)",
    "name_notes": [
      "'st lawrence river': the water record has no bounding box, so the point could not be checked"
    ]
  },
  "_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:NY0029831|2 caroline street ogdensburg|2026-08-13T13:30Z",
    "basis": "facility + address + start",
    "position": 1,
    "of": 1,
    "head": "ny-dec-sprtk:2684046932996267",
    "latest": "ny-dec-sprtk:2684046932996267",
    "notices": [
      {
        "id": "2684046932996267",
        "status": "New",
        "aired": "2026-08-14T10:20:39-04:00"
      }
    ]
  }
}

Source: Ogdensburg WWTP (NY DEC Sewage Pollution Right to Know), record 2684046932996267, reported Aug 14, 2026, 10:20 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.