Little Osage HUC8 10290103
A 1,505 km² sub-basin of the Missouri region in KS, MO. 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
76
Healthy
Drought index
138
Moderate
Area in D2+
1.65%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
185%
p52 of record
Water assets
648
0 springs · 131 wells
USGS gauges (2)
- Little Osage River at Horton, MO0691706017 cfsp52 · normal
- L OSAGE R AT FULTON, KS0691700012 cfsp53 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 138 | 1.65 | 0/2 | p52 |
| 2026-10-19 | 138 | 1.65 | 0/2 | p54 |
| 2026-10-18 | 138 | 1.65 | 0/2 | p57 |
| 2026-10-17 | 138 | 1.65 | 0/2 | p60 |
| 2026-10-16 | 138 | 1.65 | 0/2 | p68 |
| 2026-10-15 | 138 | 1.65 | 0/2 | p66 |
| 2026-10-14 | 138 | 1.65 | 0/2 | p51 |
| 2026-10-13 | 138 | 1.65 | 0/2 | p35 |
| 2026-10-12 | 138 | 1.65 | 0/2 | p39 |
| 2026-10-11 | 138 | 1.65 | 0/2 | p39 |
| 2026-10-10 | 138 | 1.65 | 0/2 | p39 |
| 2026-10-09 | 138 | 1.65 | 0/2 | p41 |
| 2026-10-08 | 138 | 1.65 | 0/2 | p44 |
| 2026-10-07 | 138 | 1.65 | 0/2 | p45 |
Top water assets
- 66Indian Creek Projectreservoir
- 66Bourbon Co. Water Supply Res.reservoir
- 66Hidden Valley Lakesreservoir
- 66Unnamed Damreservoir
- 66Timber Hills Lakereservoir
- 65Kysar Lakereservoir
- 65Duncan Creekriver
- 65L Osage R At Fulton, Ksriver
- 65Unnamed Damreservoir
- 65Unnamed Damreservoir