Greenbrier River at Alderson, WV
USGS Site No: 03183500 • Greenbrier River • Monroe County, WV
Greenbrier River at Alderson, WV on the Greenbrier River is currently at 4,150 cfs (High — 86th percentile for this date) . Gage height: 4.92 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 | 302 | |
| 25th | Low threshold | 420 | |
| 50th (Median) | Normal (median) | 725 | |
| 75th | High threshold | 1,380 | |
| 95th | Very High threshold | 6,230 | Today: 4,150 cfs |
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 | 7,360 | — |
| May 27, 2026 | 10,300 | — |
| May 26, 2026 | 13,300 | — |
| May 25, 2026 | 7,200 | — |
| May 24, 2026 | 7,870 | — |
| May 23, 2026 | 6,260 | — |
| May 22, 2026 | 929 | — |
| May 21, 2026 | 500 | — |
| May 20, 2026 | 548 | — |
| May 19, 2026 | 611 | — |
| May 18, 2026 | 680 | — |
| May 17, 2026 | 753 | — |
| May 16, 2026 | 799 | — |
| May 15, 2026 | 858 | — |
| Apr 21, 2026 | 493 | — |
| Apr 20, 2026 | 533 | — |
| Apr 19, 2026 | 573 | — |
| Apr 18, 2026 | 623 | — |
| Apr 17, 2026 | 674 | — |
| Apr 16, 2026 | 728 | — |
| Apr 15, 2026 | 788 | — |
| Apr 14, 2026 | 859 | — |
| Apr 13, 2026 | 959 | — |
| Apr 12, 2026 | 1,080 | — |
| Apr 11, 2026 | 1,240 | — |
| Apr 10, 2026 | 1,430 | — |
| Apr 9, 2026 | 1,730 | — |
| Apr 8, 2026 | 2,190 | — |
| Apr 7, 2026 | 2,900 | — |
| Apr 6, 2026 | 2,460 | — |
Station Information
- USGS Site No
- 03183500
- State
- WV
- County
- Monroe County
- Coordinates
- 37.7243, -80.6415
- Drainage Area
- 1,328 mi²
- Datum (ft)
- 1,529.0
- HUC Code
- 05050003
Flood Stage Thresholds
- Action Stage
- 9.0 ft
- Flood Stage
- 14.0 ft
- Moderate Flood
- 16.0 ft
- Major Flood
- 19.0 ft
Currently 9.08 ft below flood stage.
Recent Extremes
- Max discharge
-
21,500 cfsFeb 21, 2026
- Min discharge
-
35 cfsSep 22, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Greenbrier River at Hilldale, WVHigh10.7 mi · 4,850 cfs
-
New River at Hinton, WVHigh14.2 mi · 11,400 cfs
-
Indian Creek at Red Sulphur Springs, WVNormal15.2 mi · 84 cfs
-
Anthony Creek Near Anthony, WVNormal23.0 mi · 203 cfs
-
Bluestone River Near Pipestem, WVHigh23.7 mi · 535 cfs