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Milwaukee HUC8 04040003

A 2,276 km² sub-basin of the Great Lakes region in WI. 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
74
Moderate
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
20%
of 15 reporting
Median flow
128%
p58 of record
Water assets
1,926
8 springs · 1,395 wells

USGS gauges (15)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-10-20003/15p58
2026-10-19001/15p73
2026-10-18003/15p55
2026-10-17001/14p80
2026-10-16001/15p90
2026-10-15004/14p52
2026-10-14003/14p54
2026-10-13002/15p58
2026-10-12002/14p58
2026-10-11001/15p75
2026-10-10001/15p83
2026-10-09001/14p76
2026-10-08001/14p76
2026-10-07001/15p74

Top water assets