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Upper Washita HUC8 11130302

A 8,311 km² sub-basin of the Arkansas-White-Red region in 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
33
Stressed
Drought index
439
Exceptional
Area in D2+
100%
39.39% exceptional (D4)
Gauges below normal
82%
of 11 reporting
Median flow
21%
p10 of record
Water assets
5,220
66 springs · 2,816 wells

USGS gauges (11)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-09-074391009/11p10

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