White HUC8 15010011
A 7,448 km² sub-basin of the Lower Colorado region in NV. 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
53
Moderate
Drought index
300
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
50%
of 2 reporting
Median flow
97%
p40 of record
Water assets
826
91 springs · 302 wells
USGS gauges (2)
- HOT CK NR SUNNYSIDE, NV0941555813 cfsp24 · below normal
- PRESTON BIG SPRG NR PRESTON, NV094155108 cfsp56 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 300 | 100 | 1/2 | p40 |
| 2026-10-20 | 300 | 100 | 1/2 | p40 |
| 2026-10-19 | 300 | 100 | 1/2 | p40 |
| 2026-10-18 | 300 | 100 | 1/2 | p41 |
| 2026-10-17 | 300 | 100 | 1/2 | p42 |
| 2026-10-16 | 300 | 100 | 1/2 | p40 |
| 2026-10-15 | 300 | 100 | 1/2 | p42 |
| 2026-10-14 | 300 | 100 | 1/2 | p41 |
| 2026-10-13 | 300 | 100 | 0/2 | p42 |
| 2026-10-12 | 300 | 100 | 0/2 | p42 |
| 2026-10-11 | 300 | 100 | 1/2 | p35 |
| 2026-10-10 | 300 | 100 | 1/2 | p38 |
| 2026-10-09 | 300 | 100 | 1/2 | p38 |
| 2026-10-08 | 300 | 100 | 1/2 | p38 |
Top water assets
- 69White Riverriver
- 69White Riverriver
- 69Jakes Washriver
- 69White Riverriver
- 69Jakes Washriver
- 69White Riverriver
- 69Smith Creekriver
- 69Preston Big Sprg Nr Preston, Nvriver
- 69Hot Ck Nr Sunnyside, Nvriver
- 69White Riverriver