Clark Fork above Little Blackfoot River near Garrison Mount
USGS Site No: 12324400 • Clark Fork • Powell County, MT
Clark Fork above Little Blackfoot River near Garrison Mount on the Clark Fork is currently at 247 cfs (Low — 12th percentile for this date) . Gage height: 3.23 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 | 222 | |
| 25th | Low threshold | 434 | Today: 247 cfs |
| 50th (Median) | Normal (median) | 656 | |
| 75th | High threshold | 1,170 | |
| 95th | Very High threshold | 0 |
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 | 216 | — |
| May 27, 2026 | 190 | — |
| May 26, 2026 | 161 | — |
| May 25, 2026 | 147 | — |
| May 24, 2026 | 152 | — |
| May 23, 2026 | 168 | — |
| May 22, 2026 | 179 | — |
| May 21, 2026 | 182 | — |
| May 20, 2026 | 165 | — |
| May 19, 2026 | 170 | — |
| May 18, 2026 | 184 | — |
| May 17, 2026 | 187 | — |
| May 16, 2026 | 187 | — |
| May 15, 2026 | 195 | — |
| Apr 20, 2026 | 180 | — |
| Apr 19, 2026 | 197 | — |
| Apr 18, 2026 | 199 | — |
| Apr 17, 2026 | 204 | — |
| Apr 16, 2026 | 203 | — |
| Apr 15, 2026 | 206 | — |
| Apr 14, 2026 | 214 | — |
| Apr 13, 2026 | 214 | — |
| Apr 12, 2026 | 200 | — |
| Apr 11, 2026 | 193 | — |
| Apr 10, 2026 | 192 | — |
| Apr 9, 2026 | 193 | — |
| Apr 8, 2026 | 190 | — |
| Apr 7, 2026 | 199 | — |
| Apr 6, 2026 | 211 | — |
| Apr 5, 2026 | 214 | — |
Station Information
- USGS Site No
- 12324400
- State
- MT
- County
- Powell County
- Coordinates
- 46.5109, -112.7897
- Drainage Area
- 1,130 mi²
- Datum (ft)
- 4,350.0
- HUC Code
- 17010201
Recent Extremes
- Max discharge
-
483 cfsMay 31, 2025
- Min discharge
-
52 cfsSep 9, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Little Blackfoot River Near Garrison MountLow0.6 mi · 153 cfs
-
Clark Fork at Deer Lodge MountLow8.1 mi · 244 cfs
-
Clark Fork at Goldcreek MountLow8.6 mi · 466 cfs
-
Flint Creek Near Drummond MountNormal19.0 mi · 206 cfs
-
Lost Creek Near Galen, MountLow20.2 mi · 5 cfs