USGS Streamgage 06408650
Cheyenne River near Scenic, SD
Cheyenne River near Scenic, SD is USGS streamgage 06408650, monitoring river discharge in hydrologic subbasin 10120109. It drains a watershed of about 11,208 square miles. Discharge records at this site go back to 2007. Typical flow runs near 110.7 cfs in July and 164.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 11,208 sq mi
- Gauge elevation
- 2,445 ft
- Subbasin (HUC-8)
- 10120109
- Coordinates
- 43.89804, -102.64406
- USGS site number
- 06408650
- Records begin
- 2007-04-01 (19 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 19 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 | 44.1 | 84.7 | 180 | |
| February | 53.5 | 95.7 | 200.9 | |
| March | 70.2 | 127.7 | 1,301.7 | |
| April | 68.5 | 164.3 | 842.4 | |
| May | 68.2 | 173.7 | 2,706.1 | |
| June | 64 | 146 | 2,482.3 | |
| July | 49.5 | 110.7 | 1,086.4 | |
| August | 45.6 | 97.4 | 485.7 | |
| September | 50.8 | 86.4 | 241.4 | |
| October | 52.8 | 86.6 | 487 | |
| November | 50.6 | 89.3 | 212 | |
| December | 40.9 | 84 | 193.3 |
All values in cubic feet per second (cfs).