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Maryland / Waters /

North Branch Potomac River

River in Maryland, past Cumberland, Rawlings, Spring Gap and Westernport

Current status

No current status shown

No current status is assigned to this water outline. Check the water page for reports and any estimated downstream stretches. Why this status, and its source

This badge describes the water outline. Check the downstream stretches on the map and below for discharge statuses.

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.

Square boat markers mark boat launches listed by OpenBoatLaunch.

Bookmark this water page and check it before each trip · Report a missing notice or error

About this status

No current status shown: no report we track sets a status on this water now; how statuses work

Sources checked: MDE Reported Sewer Overflows (New for 2023), Maryland Open Data Portal (Socrata stgj-u72u) (last successful check 2026-11-03 02:31 UTC). Status by DirtyWaterWatch, updated 2026-11-03 02:43 UTC. · Updated

Estimated downstream stretches on North Branch Potomac River

No downstream stretch has a current status here as of Nov 2, 2026, 9:43 PM EST. Check the reports below.

The last 90 days

Last 90 days, hour by hour. Red: discharge or advisory reported. Amber: caution. Hatched amber: end not confirmed. Grey: no current status on the water outline. Purple hatching: source update overdue.
  • Caution: to
    2 reports: Allegany County DPW 1, Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    2 reports: Allegany County DPW 1, Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Caution: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Caution: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Caution: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Caution: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Caution: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Caution: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Caution: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

  • Discharge or advisory reported: to
    1 report: Mayor and City Council of Cumberland 1
    Show records

    The records are also in the report table on this page.

Source: DirtyWaterWatch calculations using the reports named above and the published status rules. Updated 2026-11-03 02:43 UTC.

Reported discharges over time

Historical charts are not available here. See the reports and sources on this page.

Reports linked to North Branch Potomac River

Combined sewer overflow (CSO): sewage mixed with rainwater spills from a shared sewer system. Sanitary sewer overflow (SSO): sewage spills from a sewer meant to carry sewage separately from rainwater.

Reports linked to North Branch Potomac River, newest first
WhenReportStatus
to Oct 12, 8:20 AMMayor and City Council of Cumberland · WWTP, Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street, Walnut Place · CSO · 22.26 million gallons report · notice · mapended
to Oct 12, 3:30 PMAllegany County DPW · Cresaptown Pump Station · SSO · 91,500 gallons report · notice · mapended
to Sep 22, 3:24 AMMayor and City Council of Cumberland · Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street, Walnut Place · CSO · 3.17 million gallons report · notice · mapended
to 11:41 AMMayor and City Council of Cumberland · North Mechanic Street, Mill Race, Oldtown Road, Bedford Street, Franklin Street, Valley Street, Avirett Street · CSO · 182,000 gallons report · notice · mapended
to 9:19 PMMayor and City Council of Cumberland · Mill Race, Elizabeth Street, Oldtown Road, Bedford Road, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street, Walnut Place · CSO · 1.41 million gallons report · notice · mapended
to 8:26 PMMayor and City Council of Cumberland · Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street, Walnut Place · CSO · 2.52 million gallons report · notice · mapended
to Aug 15, 3:31 AMMayor and City Council of Cumberland · Valley Street, Mill Race, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Avirett Street · CSO · 66,400 gallons report · notice · mapended
to Aug 11, 3:10 AMMayor and City Council of Cumberland · Elizabeth Street & Valley Street · CSO · 5,300 gallons report · notice · mapended
to 2:38 PMMayor and City Council of Cumberland · Valley Street, Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Avirett Street, Walnut Place · CSO · 750,600 gallons report · notice · mapended
to 6:44 PMMayor and City Council of Cumberland · Valley Street, Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Avirett Street · CSO · 63,300 gallons report · notice · mapended
to 4:38 PMMayor and City Council of Cumberland · Valley Street, Mill Race, Oldtown Road, N. Mechanic Street, Franklin Street, Avirett Street · CSO · 46,500 gallons report · notice · mapended
to 10:45 PMMayor and City Council of Cumberland · Elizabeth St, Oldtown Road, Bedford Street, Valley Street, Avirett Street · CSO · 142,600 gallons report · notice · mapended
to Jul 8, 5:00 AMAllegany County DPW · Cresaptown Pump Station & MH-20 on Darrows Lane · SSO · 72,000 gallons report · notice · mapended
to 7:29 PMMayor and City Council of Cumberland · Franklin Street, WWTP, Mill Race, Elizabeth Street, Oldown Road, Bedford Street, N. Mechanic Street, Valley Street, Avirett Street, Walnut Place · CSO · 7.55 million gallons report · notice · mapended
to 1:56 PMMayor and City Council of Cumberland · Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street · CSO · 108,500 gallons report · notice · mapended
to 7:19 PMAllegany County DPW · 8 CSO locations · CSO · 223,500 gallons report · notice · mapended
to 5:38 AMMayor and City Council of Cumberland · Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street · CSO · 87,100 gallons report · notice · mapended
to 11:21 PMMayor and City Council of Cumberland · Mill Race, Oldtown Road, Bedford Street, N. Mechanic Street, Valley Street, Avirett Street, Walnut Place · CSO · 207,600 gallons report · notice · mapended
to 9:34 AMMayor and City Council of Cumberland · Valley Street, Mill Race, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Avirett Street, Walnut Place · CSO · 150,200 gallons report · notice · mapended
to 1:24 AMMayor and City Council of Cumberland · Oldtown Road & Bedford Street · CSO · 11,900 gallons report · notice · mapended
to 11:59 PMMayor and City Council of Cumberland · Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, North Mechanic Street, Franklin Street, Valley Street, Avirett Street, Walnut Place · CSO · 6.1 million gallons report · notice · mapended
to May 23, 3:53 PMMayor and City Council of Cumberland · WWTP, Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street · CSO · 3.95 million gallons report · notice · mapended
to 12:56 PMMayor and City Council of Cumberland · Mill Race, Elizabeth Street, Oldtown Road, Bedford Street, N. Mechanic Street, Franklin Street, Valley Street, Avirett Street · CSO · 489,500 gallons report · notice · mapended
to 3:29 PMMayor and City Council of Cumberland · Walnut Place, Mill Race, Oldtown Road, Bedford Street, Valley Street, Avirett Street · CSO · 138,700 gallons report · notice · mapended
to 2:00 PMTown of Luke · State Rt 135, Pratt St · SSO · 5 gallons report · notice · mapended

Sources: MDE Reported Sewer Overflows (New for 2023), Maryland Open Data Portal (Socrata stgj-u72u), retrieved 2026-11-03 02:31 UTC. A report's record id and times show when you hover or focus its "report" link.

Download these reports as CSV

Showing the latest 25 records of 169 records.See them all with filters.

All reports in Maryland by year: 2026 (36 here) · 2025 (52 here) · 2024 (44 here) · 2023 (37 here)

Wastewater outlets on this water

Outfall: a pipe or outlet where wastewater enters a water body.

No wastewater outlet in our records is linked to this water.

Boat launches

Source: OpenBoatLaunch launch records (public agency data and OpenStreetMap, Open Database License). · North Branch Potomac River on OpenBoatLaunch

Nearby waters

Sources covering this water

169 records linked to this water. Updated .