Treatment plant bypass reported — Oswego (C) West Side WWTF, Mar 31, 2026
Ongoing (as reported) · Oswego (C) West Side WWTF (NY DEC Sewage Pollution Right to Know)
Source: Oswego (C) West Side WWTF (NY DEC Sewage Pollution Right to Know), record 2431124899117938, reported Mar 31, 2026, 1:16 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.
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1. Reported wastewater outlet
Operator named in the record: Oswego (C) West Side WWTF (federal wastewater discharge permit, NPDES, NY0029106). Outlet: “2 Underground 72" Concrete Lines which convey Creek Water through the Wastewater Plant property.”. Location: 43.45570, -76.52810; 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: “Gardinier Creek”. 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.
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
- ongoing, as last reported
- 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
- Treatment bypass: wastewater skips one or more treatment steps.
- Status in the record
- Ongoing (as reported)
- Material
- “Untreated”
- Volume
- 20,000 gallons (estimated)
- Volume as reported
- “20,000 Gallons Estimated”
Advice from Oswego (C) West Side WWTF (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
- 2431124899117938
- Original notice
- Read the original notice
- Earlier version
- None: this is the first record
- Later versions
- version 2
Record details
| Record identifier | ny-dec-sprtk:2431124899117938 |
|---|---|
| Source identifier | ny-dec-sprtk |
| Source record number | 2431124899117938 |
| Earlier version | Not provided |
| Type | Treatment plant bypass |
| Status in the report | Ongoing (as reported) |
| Sewer operator identifier | ny-oswego-west |
| Sewer operator | Oswego (C) West Side WWTF |
| Federal wastewater discharge permit (NPDES) | NY0029106 |
| Outlet number | Not provided |
| Outlet name | 2 Underground 72" Concrete Lines which convey Creek Water through the Wastewater Plant property. |
| Water named in the report | Gardinier Creek |
| Linked waters | Not provided |
| How this report was linked to the water | not linked to a mapped water |
| Latitude | 43.456 |
| Longitude | -76.528 |
| Location source | given in the source record |
| Location accuracy, in metres | Not provided |
| Started | Mar 31, 2026, 7:00 AM EDT (2026-03-31T07:00:00-04:00) |
| Ended | Not provided |
| Detail provided by the source | to the minute |
| Reported to the source | Mar 31, 2026, 1:16 PM EDT (2026-03-31T13:16:59-04:00) |
| Published | Mar 31, 2026, 1:16 PM EDT (2026-03-31T13:16:59-04:00) |
| 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 | 20,000 |
| Volume as reported | 20,000 Gallons Estimated |
| How volume was determined | estimated |
| Authority | Oswego (C) West Side WWTF (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": "2431124899117938",
"sprtkAirDateTime": "03/31/2026 17:16:59",
"notificationStatus": "New",
"facilityName": "Oswego (C) West Side WWTF NY0029106",
"facilityId": "NY0029106",
"countyName": "Oswego",
"streetNumber": "2",
"streetName": "First Avenue",
"city": "Oswego",
"addressDescription": "Westside WWTP Main Facility",
"latitude": "-76.5281",
"longitude": "43.4557",
"sprtkStartDischargeDatetime": "03/31/2026 11:00:00",
"sprtkEndDischargeDatetime": "03/31/2026 18:00:00",
"dischargeDuration": "7 Hours - Ongoing",
"surfaceWater": "Yes",
"receivingWaterBody": "Gardinier Creek",
"componentDescription": "2 Underground 72\" Concrete Lines which convey Creek Water through the Wastewater Plant property.",
"quantity": "20,000 Gallons Estimated",
"treatedState": "Untreated",
"dischargeDescription": "Combined Sanitary/Stormwater",
"stepsToContain": "Maximum Flow being received into Headworks.",
"geoaddress": "2 1st Ave, Oswego, NY 13126, USA",
"impactedArea": "Fishing Area - Creek & North Shore of Lake Ontario Harbor",
"dischargeReason": "System Capacity - Maximum Flow being received into the Treatment Plant. Since the Plant cannot receive any additional flow, the flow is backing up into the Sanitary Sewer and flowing to Stormwater catch basins. Primary Tank Channel overflowing to Stormwater Basin, as well.",
"systemComponent": "Other - 2 Underground 72\" Concrete Lines which convey Creek Water through the Wastewater Plant property.",
"region": "7",
"sprtkDischargeWaterFlow": "Overland Flow",
"sprtkImpactAreaDesc": "Creek & North Shore of Lake Ontario Harbor",
"sprtkExplanation": "Maximum Flow being received into the Treatment Plant. Since the Plant cannot receive any additional flow, the flow is backing up into the Sanitary Sewer and flowing to Stormwater catch basins. Primary Tank Channel overflowing to Stormwater Basin, as well."
},
"_tab": "January 2026-August2026",
"_row": 1688,
"_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": "2026-03-31T14:00:00-04:00",
"_projected_end_note": "NY-Alert requires an expected end time on every notice; this one is a projection, not a reported end",
"_coords": "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)",
"_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:NY0029106|2 first avenue oswego|2026-03-31T11:00Z",
"basis": "facility + address + start",
"position": 1,
"of": 2,
"head": "ny-dec-sprtk:2431124899117938",
"latest": "ny-dec-sprtk:2436588097551103"
}
} Source: Oswego (C) West Side WWTF (NY DEC Sewage Pollution Right to Know), record 2431124899117938, reported Mar 31, 2026, 1:16 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.