Harry S. Truman Reservoir HUC8 10290105
A 3,117 km² sub-basin of the Missouri region in 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
64
Moderate
Drought index
237
Severe
Area in D2+
39.92%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
643%
p56 of record
Water assets
1,762
10 springs · 1,191 wells
USGS gauges (3)
- Weaubleau Creek near Weaubleau, MO069205200 cfsp30 · normal
- Osage River at Taberville, MO069182501,820 cfsp83 · above normal
- Osage River above Schell City, MO06918070769 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 237 | 39.92 | 0/2 | p56 |
| 2026-10-20 | 237 | 39.92 | 0/2 | p55 |
| 2026-10-19 | 237 | 39.92 | 0/2 | p54 |
| 2026-10-18 | 237 | 39.92 | 0/2 | p55 |
| 2026-10-17 | 237 | 39.92 | 0/2 | p49 |
| 2026-10-16 | 237 | 39.92 | 0/2 | p46 |
| 2026-10-15 | 224 | 28.32 | 0/2 | p43 |
| 2026-10-14 | 224 | 28.32 | 1/2 | p33 |
| 2026-10-13 | 224 | 28.32 | 1/2 | p34 |
| 2026-10-12 | 224 | 28.32 | 1/2 | p34 |
| 2026-10-11 | 224 | 28.32 | 1/2 | p33 |
| 2026-10-10 | 224 | 28.32 | 1/2 | p40 |
| 2026-10-09 | 224 | 28.32 | 1/2 | p49 |
| 2026-10-08 | 224 | 28.32 | 1/2 | p53 |
Top water assets
- 65Simms Creekriver
- 65Foreman Lake Damreservoir
- 65Lynn Achey Lakereservoir
- 65Little Clear Creekriver
- 65Sterett Creekriver
- 65Osage River At Taberville, Moriver
- 65Blanchard Lake Damreservoir
- 65Hog Sloughriver
- 65Weaubleau Creek Near Weaubleau, Moriver
- 65Beard Lake Damreservoir