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Lower James HUC8 10160011

A 9,429 km² sub-basin of the Missouri region in SD. 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
72
Moderate
Drought index
144
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 4 reporting
Median flow
75%
p42 of record
Water assets
7,864
8 springs · 6,163 wells

USGS gauges (5)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-10-2214400/4p42
2026-10-2114400/4p48
2026-10-2014400/4p42
2026-10-1914400/4p40
2026-10-1814400/4p47
2026-10-1714400/4p51
2026-10-1614400/4p51
2026-10-1514400/4p46
2026-10-1414400/4p42
2026-10-1314400/4p47
2026-10-1214400/4p47
2026-10-1114400/4p52
2026-10-1014400/4p52
2026-10-0914400/4p52

Top water assets