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Lower Susquehanna-Swatara HUC8 02050305

A 4,860 km² sub-basin of the Mid-Atlantic region in PA. 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
74
Moderate
Drought index
59
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
7%
of 14 reporting
Median flow
174%
p70 of record
Water assets
5,386
127 springs · 5,149 wells

USGS gauges (17)

Recent conditions

DateDSCID2+ %Gauges lowFlow pct
2026-09-075901/14p70

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