Combined sewer overflow (CSO) reported — Amsterdam (C) WWTP, Aug 7, 2026
Ended (as reported) · Amsterdam (C) WWTP (NY DEC Sewage Pollution Right to Know)
Source: Amsterdam (C) WWTP (NY DEC Sewage Pollution Right to Know), record 2666282948316001, reported Aug 8, 2026, 6:14 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.
Latest conditions, not at the time of this report:At the Mohawk River near Little Falls NY gauge, 7.4 kilometres from the nearest boat launch on Mohawk River: flow 736 cubic feet per second (Nov 2, 2026, 3:30 PM EST). Conditions are measured at the gauge, not at this spot, and do not change the status.Conditions on Mohawk River
Source: U.S. Geological Survey via Water Data for the Nation, gauge 01347000, reading Nov 2, 2026, 3:30 PM EST, retrieved 2026-11-02 21:22 UTC. Gauge chosen by DirtyWaterWatch. · Readings and history at USGS
Read the original notice · Report an error
1. Reported wastewater outlet
Operator named in the record: Amsterdam (C) WWTP (federal wastewater discharge permit, NPDES, NY0020290). Outlet: not stated. Location: 42.93030, -74.18330; 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: “Mohawk river”. DirtyWaterWatch links this report to Mohawk 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.
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
- Ended
- Detail provided by the source
- Times known to the minute
- Reported to the source
- Published
- Source last updated
- not given
- Last retrieved by DirtyWaterWatch
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
- 119,000 gallons (estimated)
- Volume as reported
- “119,000 Gallons Estimated”
Advice from Amsterdam (C) 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
Status history from this report
- Discharge or advisory reported Mohawk River: Discharge reported ongoing, Aug 7, 2026, 6:55 PM EDT to Aug 7, 2026, 9:20 PM EDT
- Caution Mohawk River: Within the caution period after the reported end, Aug 7, 2026, 9:20 PM EDT to Aug 10, 2026, 9:20 PM 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
- 2666282948316001
- Original notice
- Read the original notice
- Earlier version
- Read the earlier version
- Later versions
- None
Record details
| Record identifier | ny-dec-sprtk:2666282948316001 |
|---|---|
| Source identifier | ny-dec-sprtk |
| Source record number | 2666282948316001 |
| Earlier version | ny-dec-sprtk:2666214228842493 |
| Type | Combined sewer overflow (CSO) |
| Status in the report | Ended (as reported) |
| Sewer operator identifier | ny-amsterdam |
| Sewer operator | Amsterdam (C) WWTP |
| Federal wastewater discharge permit (NPDES) | NY0020290 |
| Outlet number | Not provided |
| Outlet name | Not provided |
| Water named in the report | Mohawk river |
| Linked waters | mohawk-river-ny |
| How this report was linked to the water | the water named in the report |
| Latitude | 42.93 |
| Longitude | -74.183 |
| Location source | given in the source record |
| Location accuracy, in metres | Not provided |
| Started | Aug 7, 2026, 6:55 PM EDT (2026-08-07T18:55:00-04:00) |
| Ended | Aug 7, 2026, 9:20 PM EDT (2026-08-07T21:20:00-04:00) |
| Detail provided by the source | to the minute |
| Reported to the source | Aug 8, 2026, 6:14 AM EDT (2026-08-08T06:14:16-04:00) |
| Published | Aug 8, 2026, 6:14 AM EDT (2026-08-08T06:14:16-04:00) |
| 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 | 119,000 |
| Volume as reported | 119,000 Gallons Estimated |
| How volume was determined | estimated |
| Authority | Amsterdam (C) 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": "2666282948316001",
"sprtkAirDateTime": "08/08/2026 10:14:16",
"notificationStatus": "Update",
"facilityName": "Amsterdam (C) WWTP",
"facilityId": "NY0020290",
"countyName": "Montgomery",
"streetNumber": "46",
"streetName": "swan",
"city": "amsterdam",
"latitude": "-74.1833",
"longitude": "42.9303",
"sprtkStartDischargeDatetime": "08/07/2026 22:55:00",
"sprtkEndDischargeDatetime": "08/08/2026 01:20:00",
"dischargeDuration": "145 Minutes - Ended",
"surfaceWater": "Yes",
"receivingWaterBody": "Mohawk river",
"quantity": "119,000 Gallons Estimated",
"treatedState": "Untreated",
"stepsToContain": "All equipment at the station is in working order, stopped two pumps to reduce flow at the plant.",
"geoaddress": "46 Swan St, Amsterdam, NY 12010, USA",
"impactedArea": "-",
"dischargeReason": "Weather Conditions - heavy rain",
"systemComponent": "-",
"region": "4",
"sprtkDischargeWaterFlow": "Manmade",
"sprtkExplanation": "heavy rain"
},
"_tab": "January 2026-August2026",
"_row": 4968,
"_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": "inferred: untreated wet-weather discharge from a CSO permittee, no component given (could also be a sanitary overflow or plant bypass)",
"_water": {
"via": "receiving water name within New York (checked against the geocode)"
},
"_chain": {
"id": "key:NY0020290|46 swan amsterdam|2026-08-07T22:55Z",
"basis": "facility + address + start",
"position": 2,
"of": 2,
"head": "ny-dec-sprtk:2666214228842493",
"latest": "ny-dec-sprtk:2666282948316001",
"notices": [
{
"id": "2666214228842493",
"status": "New",
"aired": "2026-08-07T19:41:57-04:00"
},
{
"id": "2666282948316001",
"status": "Update",
"aired": "2026-08-08T06:14:16-04:00"
}
]
}
} Source: Amsterdam (C) WWTP (NY DEC Sewage Pollution Right to Know), record 2666282948316001, reported Aug 8, 2026, 6:14 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.