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Chetco HUC8 17100312

A 2,007 km² sub-basin of the Pacific Northwest region in CA, OR. 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
44
Stressed
Drought index
131
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
43%
p9 of record
Water assets
79
49 springs · 17 wells

USGS gauges (1)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-10-2013101/1p9
2026-10-1913101/1p9
2026-10-1813101/1p10
2026-10-1713101/1p11
2026-10-1613101/1p12
2026-10-1513101/1p12
2026-10-1413101/1p12
2026-10-1313101/1p10
2026-10-1213101/1p12
2026-10-1113101/1p12
2026-10-1013101/1p17
2026-10-0913101/1p17
2026-10-0813101/1p17
2026-10-0713101/1p18

Top water assets