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Whitewater River HUC8 18100201

A 3,889 km² sub-basin of the California region in CA. 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
63
Moderate
Drought index
68
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
60%
of 15 reporting
Median flow
194%
p10 of record
Water assets
789
60 springs · 646 wells

USGS gauges (16)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-10-196809/15p10
2026-10-186809/15p10
2026-10-176809/15p10
2026-10-166809/15p10
2026-10-156809/15p10
2026-10-146808/15p10
2026-10-136807/14p31
2026-10-126807/14p45
2026-10-1168010/15p10
2026-10-1068011/15p10
2026-10-0968012/15p10
2026-10-0868012/15p10
2026-10-0768012/15p10
2026-10-0668012/15p10

Top water assets