Upper Gasconade HUC8 10290201
A 4,630 km² sub-basin of the Missouri region in MO. 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
44
Stressed
Drought index
182
Moderate
Area in D2+
1.5%
0% exceptional (D4)
Gauges below normal
100%
of 3 reporting
Median flow
28%
p10 of record
Water assets
2,886
50 springs · 1,959 wells
USGS gauges (3)
- Roubidoux Creek above Fort Leonard Wood, MO069283002 cfsp7 · much below normal
- Gasconade River near Hazelgreen, MO0692800055 cfsp10 · much below normal
- Roubidoux Creek at Polla Rd bl Ft. Leonard Wood069284200 cfsp10 · below normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 182 | 1.5 | 3/3 | p10 |
Top water assets
- 66Freebird Damreservoir
- 66Lake Osage Damreservoir
- 65Lybyer Lake Damreservoir
- 65West Fork Roubidoux Creekriver
- 65Gasconade Riverriver
- 65Roubidoux Creek At Polla Rd Bl Ft. Leonard Woodriver
- 65Gasconade River Near Hazelgreen, Moriver
- 65Roubidoux Creekriver
- 65Roubidoux Creek Above Fort Leonard Wood, Moriver
- 65Prairie Creekriver