Fort Randall Reservoir HUC8 10140101
A 11,053 km² sub-basin of the Missouri region in NE, 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
71
Moderate
Drought index
132
Moderate
Area in D2+
10.24%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
104%
p59 of record
Water assets
6,645
24 springs · 4,290 wells
USGS gauges (3)
- PLATTE CREEK NEAR PLATTE, SD064523200 cfsp32 · normal
- CEDAR CREEK NEAR PRESHO, SD064421300 cfsp86 · above normal
- CAMPBELL C NEAR LEE'S CORNER064427180 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 132 | 10.24 | 0/2 | p59 |
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