MEDIAN FLOW RATE · 30 DAY
149cfs 4.2% vs avg
Optimal band: 133–179 cfs
PERIOD HIGH
1,912cfs
PERIOD LOW
88cfs
RUNNABLE
23%
last 30 day in band
Gauge Height
1.31ft
Water Temperature
54.9°F
Weather Map
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Your History · Perkiomen Creek at Graterford, PA
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Station Location
40.2295, -75.4516Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-10-18 00:00 UTC
Site #01473000·USGS
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