USGS Streamgage 12323250
Silver Bow Creek below Blacktail Creek, at Butte, MT
Silver Bow Creek below Blacktail Creek, at Butte, MT is USGS streamgage 12323250 in Montana, monitoring river discharge in hydrologic subbasin 17010201. It drains a watershed of about 125 square miles. Discharge records at this site go back to 1983. Typical flow runs near 19 cfs in July and 29.2 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Montana
- Drainage area
- 125 sq mi
- Gauge elevation
- 5,408 ft
- Subbasin (HUC-8)
- 17010201
- Coordinates
- 45.99917, -112.57732
- USGS site number
- 12323250
- Records begin
- 1983-10-01 (43 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 43 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 | 14.1 | 17 | 23.8 | |
| February | 14.6 | 18.1 | 25 | |
| March | 16.9 | 23.1 | 38.1 | |
| April | 18.5 | 29.2 | 47 | |
| May | 17.7 | 33.3 | 58.4 | |
| June | 16.3 | 28.4 | 73.6 | |
| July | 13.7 | 19 | 38.2 | |
| August | 13.4 | 17.2 | 29.3 | |
| September | 14.4 | 18.6 | 29.6 | |
| October | 15.5 | 20.4 | 29.9 | |
| November | 16 | 20.2 | 27.4 | |
| December | 15 | 17.8 | 23.8 |
All values in cubic feet per second (cfs).