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Combined sewer overflow (CSO) reported — Mayor and City Council of Cumberland, Aug 5, 2026

Ended (as reported) · Mayor and City Council of Cumberland

Source: Mayor and City Council of Cumberland via MDE Reported Sewer Overflows (New for 2023), Maryland Open Data Portal (Socrata stgj-u72u), record md0021598-20260805T2008-mill-race-elizabeth-st-oldtown-rd-bedford-st-n-mechanic-st-franklin-st-valley-st-avirett-st-walnut-pl, updated by the source Nov 2, 2026, 10:55 AM EST, retrieved 2026-11-03 02:31 UTC · Read the original notice

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1. Reported wastewater outlet

Operator named in the record: Mayor and City Council of Cumberland (federal wastewater discharge permit, NPDES, MD0021598). Outlet: “Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street, Walnut Place”. Location: 39.64660, -77.77180; 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: “Entered storm drains to the Potomac River & Wills Creek”. Not linked to a mapped water. name match too far (8.4 km)

3. Estimated downstream stretch

We estimate routes only on rivers before they become tidal. We do not estimate routes through tidal water or lakes.

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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

Aug 5, 2026, 8:08 PM EDT

Ended

Aug 5, 2026, 8:49 PM EDT

Detail provided by the source

Times known to the minute

Reported to the source

not given

Published

not given

Source last updated

Nov 2, 2026, 10:55 AM EST

Last retrieved by DirtyWaterWatch

2026-11-03 02:31 UTC

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

not stated

Volume

174,400 gallons (not stated whether estimated or measured)

Volume as reported

“174400 gallons”

Advice from Mayor and City Council of Cumberland

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

MDE Reported Sewer Overflows (New for 2023), Maryland Open Data Portal (Socrata stgj-u72u)

Source record number

md0021598-20260805T2008-mill-race-elizabeth-st-oldtown-rd-bedford-st-n-mechanic-st-franklin-st-valley-st-avirett-st-walnut-pl

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

{
  "row": {
    "overflow_type": "CSO",
    "facility_collection_system": "John J. DiFonzo (Cumberland) WRF & Collection System",
    "npdes_no": "MD0021598",
    "start_date": "08/05/2026",
    "start_time": "20:08:00",
    "duration_day": "0",
    "duration_hour": "0",
    "duration_minute": "41",
    "overflow_address": "Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street, Walnut Place",
    "zip": "21502",
    "owner_name": "Mayor and City Council of Cumberland",
    "discharge_volume": "174400",
    "overflow_cause": "heavy rains",
    "receiving_water": "Entered storm drains to the Potomac River & Wills Creek",
    "county": "Allegany",
    "penalty_id": "",
    "overflow_latitude": "39.6466",
    "overflow_longitude": "-77.7718",
    "id": "180"
  },
  "_ended_at_basis": "start + duration_day/hour/minute",
  "_coords": "as given",
  "_water": {
    "name_notes": [
      "'Potomac River' in Allegany/Garrett County read as the North Branch Potomac River (potomac-river-md begins at the confluence below Cumberland)",
      "'north branch potomac river': the point is not near any of the 1 Maryland waters with this name: not used"
    ],
    "why_none": "no Maryland water record matched the name"
  },
  "_discharger_basis": "permit/system id MD0021598",
  "_first_seen_at": "2026-11-03T02:28:49Z"
}