Snake HUC8 10160008
A 4,409 km² sub-basin of the Missouri region in SD. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
61
Moderate
Drought index
141
Moderate
Area in D2+
7.58%
0% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
3,667
4 springs · 2,486 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 141 | 7.58 | — | — |
Top water assets
- 76Everett Quamwell
- 76Edwin Haselhorstwell
- 76John Blain St Clairwell
- 76Wayne Palmerwell
- 76Larry Krausewell
- 76Otto Krausewell
- 76Jerald/Dennis Kamenwell
- 76Boekelheide Farms Incwell
- 76John Braunwell
- 76Gordon Biermanwell