Upper Cheyenne HUC8 10120103
A 3,721 km² sub-basin of the Missouri region in WY. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
57
Moderate
Drought index
202
Severe
Area in D2+
2.22%
0% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
2,744
4 springs · 367 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 202 | 2.22 | — | — |
| 2026-10-19 | 202 | 2.22 | — | — |
| 2026-10-18 | 202 | 2.22 | — | — |
| 2026-10-17 | 202 | 2.22 | — | — |
| 2026-10-16 | 202 | 2.22 | — | — |
| 2026-10-15 | 202 | 2.22 | — | — |
| 2026-10-14 | 202 | 2.22 | — | — |
| 2026-10-13 | 202 | 2.22 | — | — |
| 2026-10-12 | 202 | 2.22 | — | — |
| 2026-10-11 | 202 | 2.22 | — | — |
| 2026-10-10 | 202 | 2.22 | — | — |
| 2026-10-09 | 202 | 2.22 | — | — |
| 2026-10-08 | 202 | 2.22 | — | — |
| 2026-10-07 | 202 | 2.22 | — | — |
Top water assets
- 67Lodgepole Creekriver
- 67Black Thunder Creekriver
- 67Lodgepole Creekriver
- 67Cheyenne Riverriver
- 67Black Thunder Creekriver
- 67Cheyenne Riverriver
- 67Cheyenne Riverriver
- 67Cheyenne Riverriver
- 67Cheyenne Riverriver
- 67Snyder Creekriver