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Mckenzie HUC8 17090004

A 3,468 km² sub-basin of the Pacific Northwest region in OR. 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
50
Moderate
Drought index
355
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
31%
of 16 reporting
Median flow
95%
p37 of record
Water assets
461
46 springs · 96 wells

USGS gauges (28)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-09-073551005/16p37

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