MEDIAN FLOW RATE · 1 YEAR
5cfs 6.7% vs avg
Optimal band: 6–8 cfs
PERIOD HIGH
406cfs
PERIOD LOW
1cfs
RUNNABLE
11%
last 1 year in band
Gauge Height
0.82ft
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Your History · LONG RUN NEAR LEMONT, IL
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Station Location
41.6426, -87.9994Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-09-01 00:00 UTC
Site #05537500·USGS
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