Sanitary sewer overflow (SSO) reported — Big Sister Creek WWTP - ECSD #2, Jun 14, 2026

Ended (as reported) · Big Sister Creek WWTP - ECSD #2 (NY DEC Sewage Pollution Right to Know)

Source: Big Sister Creek WWTP - ECSD #2 (NY DEC Sewage Pollution Right to Know), record 2560729832189187, reported Jun 15, 2026, 5:22 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: Big Sister Creek WWTP - ECSD #2 (federal wastewater discharge permit, NPDES, NY0022543). Outlet: “Manhole #211311”. Location: 42.70070, -79.00320; 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: “Pike Creek”. DirtyWaterWatch links this report to Lake Erie, NY. Match basis: the report's location, matched to the nearest tracked 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 14, 2026, 5:07 PM EDT
Ended: Jun 15, 2026, 2:04 AM EDT
Detail provided by the source: Times known to the minute
Reported to the source: Jun 15, 2026, 5:22 AM EDT
Published: Jun 15, 2026, 5:22 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: 372,893 gallons (estimated)
Volume as reported: “372,893 Gallons Estimated”

Advice from Big Sister Creek WWTP - ECSD #2 (NY DEC Sewage Pollution Right to Know)

“Event ended on 6/15/26 at 02:04 am with an estimated total discharge volume of 372,893 gallons.”
Big Sister Creek WWTP - ECSD #2 (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: 2560729832189187
Original notice: Read the original notice
Earlier version: Read the earlier version
Later versions: None

Record details

Record details
Record identifier	ny-dec-sprtk:2560729832189187
Source identifier	ny-dec-sprtk
Source record number	2560729832189187
Earlier version	ny-dec-sprtk:2560523673763759
Type	Sanitary sewer overflow (SSO)
Status in the report	Ended (as reported)
Sewer operator identifier	ny-big-sister-creek-wwtp-ecsd-2
Sewer operator	Big Sister Creek WWTP - ECSD #2
Federal wastewater discharge permit (NPDES)	NY0022543
Outlet number	Not provided
Outlet name	Manhole #211311
Water named in the report	Pike Creek
Linked waters	lake-erie-ny
How this report was linked to the water	the report's location, matched to the nearest tracked water
Latitude	42.701
Longitude	-79.003
Location source	given in the source record
Location accuracy, in metres	Not provided
Started	Jun 14, 2026, 5:07 PM EDT (2026-06-14T17:07:00-04:00)
Ended	Jun 15, 2026, 2:04 AM EDT (2026-06-15T02:04:00-04:00)
Detail provided by the source	to the minute
Reported to the source	Jun 15, 2026, 5:22 AM EDT (2026-06-15T05:22:10-04:00)
Published	Jun 15, 2026, 5:22 AM EDT (2026-06-15T05:22:10-04:00)
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	372,893
Volume as reported	372,893 Gallons Estimated
How volume was determined	estimated
Authority	Big Sister Creek WWTP - ECSD #2 (NY DEC Sewage Pollution Right to Know)
Advice	Event ended on 6/15/26 at 02:04 am with an estimated total discharge volume of 372,893 gallons.
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": "2560729832189187",
    "sprtkAirDateTime": "06/15/2026 09:22:10",
    "notificationStatus": "Close",
    "facilityName": "Big Sister Creek WWTP - ECSD  #2 NY0022543",
    "facilityId": "NY0022543",
    "countyName": "Erie",
    "streetNumber": "6860",
    "streetName": "Lake Shore Rd",
    "city": "Derby",
    "addressDescription": "Manhole#211311",
    "latitude": "-79.0032",
    "longitude": "42.7007",
    "sprtkStartDischargeDatetime": "06/14/2026 21:07:00",
    "sprtkEndDischargeDatetime": "06/15/2026 06:04:00",
    "dischargeDuration": "8.95 Hours - Ended",
    "surfaceWater": "Yes",
    "receivingWaterBody": "Pike Creek",
    "componentDescription": "Manhole #211311",
    "quantity": "372,893 Gallons Estimated",
    "treatedState": "Untreated",
    "dischargeDescription": "Sanitary sewer overflow. Event ended on 6/15/26 at 02:04 am with an estimated total discharge volume of 372,893 gallons.",
    "stepsToContain": "Maximize flow through treatment plant.",
    "additionalInstructions": "Event ended on 6/15/26 at 02:04 am with an estimated total discharge volume of 372,893 gallons.",
    "geoaddress": "6860 Lake Shore Rd, Derby, NY 14047, USA",
    "impactedArea": "Unknown -",
    "dischargeReason": "Weather Conditions - Heavy rainfall",
    "systemComponent": "Manhole - Manhole #211311",
    "region": "9",
    "sprtkDischargeWaterFlow": "Overland Flow",
    "sprtkExplanation": "Heavy rainfall",
    "sprtkAdditionalInstructions": "Event ended on 6/15/26 at 02:04 am with an estimated total discharge volume of 372,893 gallons."
  },
  "_tab": "January 2026-August2026",
  "_row": 3676,
  "_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",
  "_chain": {
    "id": "key:NY0022543|6860 lake shore rd derby|2026-06-14T21:07Z",
    "basis": "facility + address + start",
    "position": 2,
    "of": 2,
    "head": "ny-dec-sprtk:2560523673763759",
    "latest": "ny-dec-sprtk:2560729832189187",
    "notices": [
      {
        "id": "2560523673763759",
        "status": "New",
        "aired": "2026-06-14T17:12:16-04:00"
      },
      {
        "id": "2560729832189187",
        "status": "Close",
        "aired": "2026-06-15T05:22:10-04:00"
      }
    ]
  }
}

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