MEDIAN FLOW RATE · 1 YEAR
10cfs 23.5% vs avg
Optimal band: 4–6 cfs
PERIOD HIGH
215cfs
PERIOD LOW
1cfs
RUNNABLE
33%
last 1 year in band
Precipitation History
Your History · SWAN CREEK AT SWAN CREEK, MD
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Station Location
39.5226, -76.1423Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-08 00:00 UTC
Site #01580700·USGS
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