Skip to main content

Upper Salt HUC8 15060103

A 5,579 km² sub-basin of the Lower Colorado region in AZ. 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
56
Moderate
Drought index
189
Moderate
Area in D2+
7.25%
0% exceptional (D4)
Gauges below normal
63%
of 8 reporting
Median flow
54%
p16 of record
Water assets
2,841
6 springs · 261 wells

USGS gauges (9)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-09-071897.255/8p16

Top water assets