USGS Streamgage 06098120
Birch Creek at Bullhead Bridge, near Valier, MT
Birch Creek at Bullhead Bridge, near Valier, MT is USGS streamgage 06098120 in Montana, monitoring river discharge in hydrologic subbasin 10030201. It drains a watershed of about 481 square miles. Discharge records at this site go back to 2020. Typical flow runs near 30.5 cfs in July and 23.7 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Montana
- Drainage area
- 481 sq mi
- Gauge elevation
- 3,507 ft
- Subbasin (HUC-8)
- 10030201
- Coordinates
- 48.3911, -112.31966
- USGS site number
- 06098120
- Records begin
- 2020-08-25 (6 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 6 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | — | 18.5 | — | |
| February | — | 19.5 | — | |
| March | — | 24.7 | — | |
| April | — | 23.7 | — | |
| May | — | 26.7 | — | |
| June | — | 35.9 | — | |
| July | — | 30.5 | — | |
| August | — | 24.5 | — | |
| September | — | 21.7 | — | |
| October | — | 32 | — | |
| November | — | 28.5 | — | |
| December | — | 16.9 | — |
All values in cubic feet per second (cfs).