North Branch Potomac River at Barnum, WV
USGS Site No: 01595800 • Potomac River • Mineral County, WV
North Branch Potomac River at Barnum, WV on the Potomac River is currently at 1,650 cfs (Very High — 104th percentile for this date) . Gage height: 4.99 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 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 | 109 | |
| 25th | Low threshold | 146 | |
| 50th (Median) | Normal (median) | 207 | |
| 75th | High threshold | 254 | |
| 95th | Very High threshold | 880 |
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 | 2,910 | — |
| May 27, 2026 | 2,860 | — |
| May 26, 2026 | 2,300 | — |
| May 25, 2026 | 863 | — |
| May 24, 2026 | 368 | — |
| May 23, 2026 | 275 | — |
| May 22, 2026 | 258 | — |
| May 21, 2026 | 254 | — |
| May 20, 2026 | 249 | — |
| May 19, 2026 | 245 | — |
| May 18, 2026 | 245 | — |
| May 17, 2026 | 244 | — |
| May 16, 2026 | 526 | — |
| May 15, 2026 | 245 | — |
| Apr 21, 2026 | 274 | — |
| Apr 20, 2026 | 276 | — |
| Apr 19, 2026 | 544 | — |
| Apr 18, 2026 | 553 | — |
| Apr 17, 2026 | 310 | — |
| Apr 16, 2026 | 310 | — |
| Apr 15, 2026 | 310 | — |
| Apr 14, 2026 | 310 | — |
| Apr 13, 2026 | 327 | — |
| Apr 12, 2026 | 365 | — |
| Apr 11, 2026 | 367 | — |
| Apr 10, 2026 | 366 | — |
| Apr 9, 2026 | 365 | — |
| Apr 8, 2026 | 366 | — |
| Apr 7, 2026 | 380 | — |
| Apr 6, 2026 | 408 | — |
Station Information
- USGS Site No
- 01595800
- State
- WV
- County
- Mineral County
- Coordinates
- 39.4451, -79.1108
- Drainage Area
- 266 mi²
- Datum (ft)
- 1,151.3
- HUC Code
- 020700020207
Recent Extremes
- Max discharge
-
4,020 cfsMay 29, 2025
- Min discharge
-
141 cfsJan 17, 2026
Computed from the local daily-values archive.
Nearby Gauges
-
North Branch Potomac River at Luke, MDVery High3.4 mi · 2,520 cfs
-
Savage Riv below Savage Riv Dam Near Bloomington, MDVery High4.0 mi · 729 cfs
-
Georges Creek at Franklin, MDVery High5.1 mi · 220 cfs
-
North Branch Potomac River at Kitzmiller, MDVery High5.2 mi · 839 cfs
-
Abram Creek at Oakmont, WVVery High6.5 mi · 144 cfs