Clark Fork Above Missoula Mount
USGS Site No: 12340500 • Clark Fork • Missoula County, MT
Clark Fork Above Missoula Mount on the Clark Fork is currently at 8,690 cfs (Normal — 54th percentile for this date) . Gage height: 6.21 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 | 3,640 | |
| 25th | Low threshold | 5,640 | |
| 50th (Median) | Normal (median) | 8,300 | |
| 75th | High threshold | 10,500 | Today: 8,690 cfs |
| 95th | Very High threshold | 18,400 |
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 | 7,590 | — |
| May 27, 2026 | 6,450 | — |
| May 26, 2026 | 5,540 | — |
| May 25, 2026 | 4,940 | — |
| May 24, 2026 | 4,720 | — |
| May 23, 2026 | 4,870 | — |
| May 22, 2026 | 5,210 | — |
| May 21, 2026 | 5,500 | — |
| May 20, 2026 | 5,660 | — |
| May 19, 2026 | 6,160 | — |
| May 18, 2026 | 6,820 | — |
| May 17, 2026 | 7,520 | — |
| May 16, 2026 | 8,300 | — |
| May 15, 2026 | 9,290 | — |
| Apr 20, 2026 | 5,590 | — |
| Apr 19, 2026 | 5,850 | — |
| Apr 18, 2026 | 6,260 | — |
| Apr 17, 2026 | 6,710 | — |
| Apr 16, 2026 | 7,090 | — |
| Apr 15, 2026 | 7,220 | — |
| Apr 14, 2026 | 7,340 | — |
| Apr 13, 2026 | 7,190 | — |
| Apr 12, 2026 | 6,640 | — |
| Apr 11, 2026 | 6,120 | — |
| Apr 10, 2026 | 5,900 | — |
| Apr 9, 2026 | 5,780 | — |
| Apr 8, 2026 | 5,510 | — |
| Apr 7, 2026 | 5,140 | — |
| Apr 6, 2026 | 5,000 | — |
| Apr 5, 2026 | 5,090 | — |
Station Information
- USGS Site No
- 12340500
- State
- MT
- County
- Missoula County
- Coordinates
- 46.8768, -113.9321
- Drainage Area
- 6,021 mi²
- Datum (ft)
- 3,198.3
- HUC Code
- 17010204
Flood Stage Thresholds
- Action Stage
- 7.0 ft
- Flood Stage
- 7.5 ft
- Moderate Flood
- 11.0 ft
- Major Flood
- 13.0 ft
Currently 1.29 ft below flood stage.
Recent Extremes
- Max discharge
-
9,290 cfsMay 15, 2026
- Min discharge
-
580 cfsSep 9, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Bitterroot River Near Missoula MountHigh6.6 mi · 11,400 cfs
-
Clark Fork at Turah Bridge near Bonner MountNormal6.6 mi · 2,400 cfs
-
Blackfoot River Near Bonner MountHigh8.4 mi · 6,540 cfs
-
Clark Fork Below Missoula MountNormal9.3 mi · 19,300 cfs
-
Rock Creek Near Clinton MountNormal15.9 mi · 1,750 cfs