Sanitary sewer overflow (SSO) reported — Thompson (T) Kiamesha Lake STP, Jun 29, 2026

Ended (as reported) · Thompson (T) Kiamesha Lake STP (NY DEC Sewage Pollution Right to Know)

Source: Thompson (T) Kiamesha Lake STP (NY DEC Sewage Pollution Right to Know), record 2593474662722370, reported Jun 29, 2026, 10:12 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.

Read the original notice · Report an error

1. Reported wastewater outlet

Operator named in the record: Thompson (T) Kiamesha Lake STP (federal wastewater discharge permit, NPDES, NY0030724). Outlet: “Force Main”. Location: 41.68430, -74.66860; 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 no water. 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.

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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: Jun 29, 2026, 7:00 AM EDT
Ended: Jun 29, 2026, 10:00 AM EDT
Detail provided by the source: Times known to the minute
Reported to the source: Jun 29, 2026, 10:12 AM EDT
Published: Jun 29, 2026, 10:12 AM EDT
Source last updated: not given
Last retrieved by DirtyWaterWatch: 2026-11-02 20:40 UTC

What and how much

Type: Sanitary sewer overflow (SSO): sewage spills from a sewer meant to carry sewage separately from rainwater.
Status in the record: Ended (as reported)
Material: “Untreated”
Volume: 100 gallons (estimated)
Volume as reported: “100 Gallons Estimated”

Advice from Thompson (T) Kiamesha Lake STP (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: 2593474662722370
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:2593474662722370
Source identifier	ny-dec-sprtk
Source record number	2593474662722370
Earlier version	Not provided
Type	Sanitary sewer overflow (SSO)
Status in the report	Ended (as reported)
Sewer operator identifier	ny-thompson-t-kiamesha-lake-stp
Sewer operator	Thompson (T) Kiamesha Lake STP
Federal wastewater discharge permit (NPDES)	NY0030724
Outlet number	Not provided
Outlet name	Force Main
Water named in the report	Not provided
Linked waters	Not provided
How this report was linked to the water	not linked to a mapped water
Latitude	41.684
Longitude	-74.669
Location source	given in the source record
Location accuracy, in metres	Not provided
Started	Jun 29, 2026, 7:00 AM EDT (2026-06-29T07:00:00-04:00)
Ended	Jun 29, 2026, 10:00 AM EDT (2026-06-29T10:00:00-04:00)
Detail provided by the source	to the minute
Reported to the source	Jun 29, 2026, 10:12 AM EDT (2026-06-29T10:12:01-04:00)
Published	Jun 29, 2026, 10:12 AM EDT (2026-06-29T10:12:01-04:00)
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	100
Volume as reported	100 Gallons Estimated
How volume was determined	estimated
Authority	Thompson (T) Kiamesha Lake STP (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": "2593474662722370",
    "sprtkAirDateTime": "06/29/2026 14:12:01",
    "notificationStatus": "New",
    "facilityName": "Thompson (T) Kiamesha Lake STP NY0030724",
    "facilityId": "NY0030724",
    "countyName": "Sullivan",
    "streetNumber": "357",
    "streetName": "Fraser",
    "city": "Kiamesha Lake",
    "addressDescription": "Force Main",
    "latitude": "-74.6686",
    "longitude": "41.6843",
    "sprtkStartDischargeDatetime": "06/29/2026 11:00:00",
    "sprtkEndDischargeDatetime": "06/29/2026 14:00:00",
    "dischargeDuration": "3 Hours - Ended",
    "surfaceWater": "No",
    "receivingWaterBody": "None",
    "componentDescription": "Force Main",
    "quantity": "100 Gallons Estimated",
    "treatedState": "Untreated",
    "stepsToContain": "The pump station was shut off and the Town began hauling wastewater from the pump station.  The pipe is being excavated and repaired by Town staff.",
    "geoaddress": "357 Fraser Rd, Monticello, NY 12701, USA",
    "impactedArea": "Unknown -",
    "dischargeReason": "Pipe Break - The force main has a crack in it",
    "systemComponent": "Pipe - Force Main",
    "region": "3",
    "sprtkDischargeWaterFlow": "Overland Flow",
    "sprtkExplanation": "The force main has a crack in it"
  },
  "_tab": "January 2026-August2026",
  "_row": 4037,
  "_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": "untreated discharge from a collection-system component",
  "_water": {
    "why_none": "the notifier says the discharge does not reach surface water"
  },
  "_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:NY0030724|357 fraser kiamesha lake|2026-06-29T11:00Z",
    "basis": "facility + address + start",
    "position": 1,
    "of": 1,
    "head": "ny-dec-sprtk:2593474662722370",
    "latest": "ny-dec-sprtk:2593474662722370",
    "notices": [
      {
        "id": "2593474662722370",
        "status": "New",
        "aired": "2026-06-29T10:12:01-04:00"
      }
    ]
  }
}

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