Cow HUC8 11030011
A 2,480 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
48
Stressed
Drought index
195
Moderate
Area in D2+
16.52%
0% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
39%
p21 of record
Water assets
1,326
0 springs · 1,006 wells
USGS gauges (1)
- COW C NR LYONS, KS071433003 cfsp21 · below normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 195 | 16.52 | 1/1 | p21 |
| 2026-10-20 | 195 | 16.52 | 1/1 | p16 |
| 2026-10-19 | 195 | 16.52 | 1/1 | p17 |
| 2026-10-18 | 195 | 16.52 | 1/1 | p19 |
| 2026-10-17 | 195 | 16.52 | 1/1 | p15 |
| 2026-10-16 | 195 | 16.52 | 1/1 | p14 |
| 2026-10-15 | 195 | 16.76 | 1/1 | p21 |
| 2026-10-14 | 195 | 16.76 | 1/1 | p14 |
| 2026-10-13 | 195 | 16.76 | 1/1 | p15 |
| 2026-10-12 | 195 | 16.76 | 1/1 | p18 |
| 2026-10-11 | 195 | 16.76 | 1/1 | p23 |
| 2026-10-10 | 195 | 16.76 | 1/1 | p19 |
| 2026-10-09 | 195 | 16.76 | 1/1 | p24 |
| 2026-10-08 | 276 | 76.06 | 0/1 | p30 |
Top water assets
- 65Unnamed Damreservoir
- 65Cow C Nr Lyons, Ksriver
- 65Unnamed Damreservoir
- 65J.L. Hamilton Stockwater Damreservoir
- 65Unnamed Damreservoir
- 65Cow Creekriver
- 65Unnamed Damreservoir
- 65Unnamed Damreservoir
- 65Unnamed Damreservoir
- 65Cow Creekriver