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Blended discharge reported — CITY OF FITCHBURG, Sep 17, 2026

Ended (as reported) · CITY OF FITCHBURG (MassDEP sewage notification portal)

Source: CITY OF FITCHBURG (MassDEP sewage notification portal) via MassDEP CSO API behind the portal, record 51f5f431-f5a1-4619-b885-c274e91bd177, published Sep 18, 2026, 9:16 AM EDT, retrieved 2026-11-02 10:58 UTC · Read the original notice

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1. Reported wastewater outlet

Operator named in the record: CITY OF FITCHBURG (federal wastewater discharge permit, NPDES, MA0100986). Outlet: 063. Location: 42.54221, -71.74615; 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: “NORTH NASHUA RIVER”. DirtyWaterWatch links this report to North Nashua River, MA. Match basis: the water named in the report.

3. Estimated downstream stretch

No downstream estimate is available for this report.

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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

Sep 17, 2026, 9:00 PM EDT

Ended

Sep 17, 2026, 10:00 PM EDT

Detail provided by the source

Times known to the minute

Reported to the source

not given

Published

Sep 18, 2026, 9:16 AM EDT

Source last updated

not given

Last retrieved by DirtyWaterWatch

2026-11-02 10:58 UTC

What and how much

Type

Blended discharge: wastewater that skipped some treatment is mixed with treated wastewater.

Status in the record

Ended (as reported)

Material

“Partially Treated – Blended”

Volume

331,800 gallons (not stated whether estimated or measured)

Volume as reported

“331800”

Advice from CITY OF FITCHBURG (MassDEP sewage notification portal)

“Avoid contact with these water bodies for 48 hours after the discharge or overflow ceases due to increased health risks from bacteria and other pollutants. See website for more information on whether specific resource areas, such as bathing beaches, are affected.”

Advice period

48 hours

Basis

314 CMR 16.04(10)(g)

Status history from this report

• Discharge or advisory reported North Nashua River: Discharge reported ongoing, Sep 17, 2026, 9:00 PM EDT to Sep 17, 2026, 10:00 PM EDT
• Discharge or advisory reported North Nashua River: Post-discharge period applies, Sep 17, 2026, 10:00 PM EDT to Sep 19, 2026, 10:00 PM EDT
• Caution North Nashua River: Within the caution period after the reported end, Sep 19, 2026, 10:00 PM EDT to Sep 20, 2026, 10:00 PM EDT

Source: DirtyWaterWatch calculations using this report and the published status rules. Updated 2026-11-02 15:57 UTC.

Source and versions

Source

MassDEP CSO API behind the portal

Source record number

51f5f431-f5a1-4619-b885-c274e91bd177

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

{
  "incidentId": "51f5f431-f5a1-4619-b885-c274e91bd177",
  "incidentNumber": "26017559",
  "incidentDate": "2026-09-17T00:00:00",
  "incidentTime": "21:00",
  "amPm": null,
  "reporterClass": "Verified Data Report",
  "eventType": "Partially Treated – Blended",
  "permiteeClass": "CSO",
  "permiteeName": "CITY OF FITCHBURG",
  "permiteeId": "MA0100986",
  "outfallId": "063",
  "municipality": "FITCHBURG",
  "reportingType": null,
  "location": "Other",
  "latitude": "42.54220834",
  "longitude": "-71.74614849",
  "waterBody": "NORTH NASHUA RIVER",
  "waterBodyDescription": null,
  "volumnOfEvent": "331800",
  "rainfallData": "0.20",
  "hours": "1",
  "minutes": "0",
  "month": null,
  "year": null,
  "additionalInformation": null,
  "submittedDate": "2026-09-18T09:16:39.91",
  "parentIncidentId": null,
  "_report_class": "Verified Data Report",
  "_tz_assumed": "America/New_York (portal gives local clock time without zone)",
  "_ended_at_basis": "computed: started_at + verified duration 1 h 0 min (Verified Data Report)",
  "_water": {
    "no_slug": [
      "NORTH NASHUA RIVER (no slug)"
    ]
  },
  "_volume_note": "verified by permittee, reported to MassDEP (metered or modelled not stated)",
  "_advice_source": "required wording of 314 CMR 16.04(10)(g); the permittee's own advisory is only in an attachment the portal will not serve"
}