USGS Streamgage 06437000
Belle Fourche River near Sturgis, SD
Belle Fourche River near Sturgis, SD is USGS streamgage 06437000, monitoring river discharge in hydrologic subbasin 10120202. It drains a watershed of about 5,798 square miles. Discharge records at this site go back to 1945. Typical flow runs near 263.2 cfs in July and 126.5 cfs in April, with the higher of the two arriving in July.
Gauge details
- Drainage area
- 5,798 sq mi
- Gauge elevation
- 2,540 ft
- Subbasin (HUC-8)
- 10120202
- Coordinates
- 44.51304, -103.13685
- USGS site number
- 06437000
- Records begin
- 1945-11-07 (81 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 73 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 | 9.5 | 28.8 | 245.5 | |
| February | 12.6 | 43.4 | 386.5 | |
| March | 24.8 | 96.7 | 1,029.5 | |
| April | 34.9 | 126.5 | 1,075.5 | |
| May | 52.5 | 230.8 | 1,741.6 | |
| June | 92.5 | 263.4 | 1,694.8 | |
| July | 136.6 | 263.2 | 601 | |
| August | 147.9 | 265.7 | 446.2 | |
| September | 87 | 226.9 | 366.5 | |
| October | 32.7 | 76.9 | 265 | |
| November | 27.4 | 52.1 | 214.7 | |
| December | 18.2 | 36.5 | 226.8 |
All values in cubic feet per second (cfs).