Upper Cimarron-Bluff HUC8 11040008
A 4,817 km² sub-basin of the Arkansas-White-Red region in KS, OK. 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
54
Moderate
Drought index
301
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
50%
of 2 reporting
Median flow
39%
p23 of record
Water assets
1,522
0 springs · 511 wells
USGS gauges (2)
- BLUFF C NR BUTTERMILK, KS071579401 cfsp12 · below normal
- Cimarron R near Buttermilk, KS071577401 cfsp34 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 301 | 100 | 1/2 | p23 |
Top water assets
- 78Lotspeich, Troy & Rebeccawell
- 76Lotspeich, Troy & Rebeccawell
- 76Lotspeich, Troy & Rebeccawell
- 73Mundell, Dick Wriver
- 73Lotspeich, R Ariver
- 73Mundell, Dick Wriver
- 73Lotspeich, Kennyriver
- 73Lotspeich, Kennyriver
- 73Lotspeich, R Ariver
- 73Seeger, Joyriver