North Branch Potomac River Near Cumberland, MD
USGS Site No: 01603000 • Potomac River • Allegany County, MD
North Branch Potomac River Near Cumberland, MD on the Potomac River is currently at 5,230 cfs (Very High — 100th percentile for this date) . Gage height: 6.51 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.
| Percentile | Label | CFS Threshold | Today's Flow |
|---|---|---|---|
| 10th | Very Low threshold | 324 | |
| 25th | Low threshold | 460 | |
| 50th (Median) | Normal (median) | 691 | |
| 75th | High threshold | 1,070 | |
| 95th | Very High threshold | 3,580 |
30-Day Hydrograph
Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 8,180 | — |
| May 27, 2026 | 7,650 | — |
| May 26, 2026 | 5,930 | — |
| May 25, 2026 | 4,530 | — |
| May 24, 2026 | 2,500 | — |
| May 23, 2026 | 2,240 | — |
| May 22, 2026 | 589 | — |
| May 21, 2026 | 474 | — |
| May 20, 2026 | 416 | — |
| May 19, 2026 | 416 | — |
| May 18, 2026 | 430 | — |
| May 17, 2026 | 666 | — |
| May 16, 2026 | 483 | — |
| May 15, 2026 | 473 | — |
| Apr 21, 2026 | 521 | — |
| Apr 20, 2026 | 754 | — |
| Apr 19, 2026 | 822 | — |
| Apr 18, 2026 | 633 | — |
| Apr 17, 2026 | 598 | — |
| Apr 16, 2026 | 613 | — |
| Apr 15, 2026 | 645 | — |
| Apr 14, 2026 | 643 | — |
| Apr 13, 2026 | 705 | — |
| Apr 12, 2026 | 727 | — |
| Apr 11, 2026 | 777 | — |
| Apr 10, 2026 | 803 | — |
| Apr 9, 2026 | 833 | — |
| Apr 8, 2026 | 895 | — |
| Apr 7, 2026 | 1,010 | — |
| Apr 6, 2026 | 1,230 | — |
Station Information
- USGS Site No
- 01603000
- State
- MD
- County
- Allegany County
- Coordinates
- 39.6218, -78.7734
- Drainage Area
- 877 mi²
- Datum (ft)
- 584.4
- HUC Code
- 020700020801
Flood Stage Thresholds
- Action Stage
- 12.0 ft
- Flood Stage
- 17.0 ft
- Moderate Flood
- 21.0 ft
- Major Flood
- 23.0 ft
Currently 10.49 ft below flood stage.
Recent Extremes
- Max discharge
-
25,800 cfsMay 14, 2025
- Min discharge
-
234 cfsJan 24, 2026
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Wills Creek Near Cumberland, MDHigh3.4 mi · 861 cfs
-
Town Creek Near Oldtown, MDHigh12.6 mi · 335 cfs
-
Patterson Creek Near Headsville, WVHigh12.6 mi · 476 cfs
-
Wills Creek Below Hyndman, PAHigh13.5 mi · 535 cfs
-
Georges Creek at Franklin, MDVery High16.9 mi · 220 cfs