MEDIAN FLOW RATE · 30 DAY
139cfs 179.5% vs avg
Optimal band: 14–20 cfs
PERIOD HIGH
809cfs
PERIOD LOW
1cfs
RUNNABLE
10%
last 30 day in band
Precipitation History
Your History · SAWMILL CREEK NEAR LEMONT, IL
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Station Location
41.7078, -87.9628Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-06 00:00 UTC
Site #05533400·USGS
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