MEDIAN FLOW RATE · 1 YEAR
228cfs 44.2% vs avg
Optimal band: 122–164 cfs
PERIOD HIGH
3,573cfs
PERIOD LOW
72cfs
RUNNABLE
28%
last 1 year in band
Precipitation History
Your History · Perkiomen Creek at Graterford, PA
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Station Location
40.2295, -75.4516Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-05 00:00 UTC
Site #01473000·USGS
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