Beaverhead River Near Twin Bridges Mount
USGS Site No: 06018500 • Beaverhead River • Madison County, MT
Beaverhead River Near Twin Bridges Mount on the Beaverhead River is currently at 90 cfs (Low — 23th percentile for this date) . Gage height: 3.53 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 | 55 | |
| 25th | Low threshold | 96 | Today: 90 cfs |
| 50th (Median) | Normal (median) | 184 | |
| 75th | High threshold | 463 | |
| 95th | Very High threshold | 1,390 |
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 | 98 | — |
| May 27, 2026 | 110 | — |
| May 26, 2026 | 107 | — |
| May 25, 2026 | 100 | — |
| May 24, 2026 | 100 | — |
| May 23, 2026 | 104 | — |
| May 22, 2026 | 112 | — |
| May 21, 2026 | 97 | — |
| May 20, 2026 | 106 | — |
| May 19, 2026 | 103 | — |
| May 18, 2026 | 91 | — |
| May 17, 2026 | 80 | — |
| May 16, 2026 | 56 | — |
| May 15, 2026 | 49 | — |
| Apr 20, 2026 | 63 | — |
| Apr 19, 2026 | 74 | — |
| Apr 18, 2026 | 95 | — |
| Apr 17, 2026 | 85 | — |
| Apr 15, 2026 | 69 | — |
| Apr 14, 2026 | 73 | — |
| Apr 13, 2026 | 90 | — |
| Apr 12, 2026 | 93 | — |
| Apr 11, 2026 | 96 | — |
| Apr 10, 2026 | 86 | — |
| Apr 9, 2026 | 99 | — |
| Apr 8, 2026 | 106 | — |
| Apr 7, 2026 | 101 | — |
| Apr 6, 2026 | 124 | — |
| Apr 5, 2026 | 136 | — |
| Apr 4, 2026 | 139 | — |
Station Information
- USGS Site No
- 06018500
- State
- MT
- County
- Madison County
- Coordinates
- 45.3834, -112.4528
- Drainage Area
- 3,618 mi²
- Datum (ft)
- 4,809.2
- HUC Code
- 10020002
Flood Stage Thresholds
- Action Stage
- 6.0 ft
- Flood Stage
- 7.0 ft
- Moderate Flood
- 8.0 ft
- Major Flood
- 9.0 ft
Currently 3.47 ft below flood stage.
Recent Extremes
- Max discharge
-
298 cfsMay 15, 2025
- Min discharge
-
40 cfsJul 15, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Big Hole River Near Glen MountNormal6.4 mi · 2,520 cfs
-
Ruby River Near Twin Bridges MountVery Low10.4 mi · 20 cfs
-
Big Hole River below Hamilton Ditch near Twin Bridges, MountLow12.3 mi · 2,120 cfs
-
Beaverhead River at Twin Bridges, MountLow12.6 mi · 175 cfs
-
Beaverhead River at Dillon MountNormal15.1 mi · 148 cfs