Upper Walnut River HUC8 11030017
A 2,513 km² sub-basin of the Arkansas-White-Red region in KS. 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
71
Moderate
Drought index
190
Moderate
Area in D2+
1.53%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
86%
p45 of record
Water assets
1,873
0 springs · 826 wells
USGS gauges (2)
- WHITEWATER R AT TOWANDA, KS0714707019 cfsp43 · normal
- WB WALNUT R NR EL DORADO, KS071468004 cfsp47 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 190 | 1.53 | 0/2 | p45 |
| 2026-10-20 | 190 | 1.53 | 0/2 | p49 |
| 2026-10-19 | 190 | 1.53 | 0/2 | p52 |
| 2026-10-18 | 190 | 1.53 | 0/2 | p58 |
| 2026-10-17 | 190 | 1.53 | 0/2 | p65 |
| 2026-10-16 | 190 | 1.53 | 0/2 | p78 |
| 2026-10-15 | 190 | 1.5 | 0/2 | p90 |
| 2026-10-14 | 190 | 1.5 | 0/2 | p66 |
| 2026-10-13 | 190 | 1.5 | 1/2 | p21 |
| 2026-10-12 | 190 | 1.5 | 1/2 | p28 |
| 2026-10-11 | 190 | 1.5 | 0/2 | p35 |
| 2026-10-10 | 190 | 1.5 | 1/2 | p32 |
| 2026-10-09 | 190 | 1.5 | 1/2 | p33 |
| 2026-10-08 | 201 | 11.56 | 0/2 | p36 |
Top water assets
- 66Santa Fe Lake Damreservoir
- 66El Dorado Damreservoir
- 66Mpd No 14reservoir
- 66Unnamed Damreservoir
- 66Frd No 15reservoir
- 66No. 17reservoir
- 66Frd No 2reservoir
- 66Frd No 24reservoir
- 66Frd No 20reservoir
- 66Augusta Waterworks Damreservoir