NORTH BRANCH CHICAGO RIVER AT NILES, IL

ILLINOIS42.0122°N, -87.7958°W Updated 30 min ago

FLOW RATE

126cfs

GAUGE HT

1.76ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

126cfs 45.8% vs avg

Optimal band: 107–145 cfs

PERIOD HIGH

208cfs

PERIOD LOW

33.6cfs

RUNNABLE

38%

last 1 day in band

Gauge Height

1.76ft

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42.0122, -87.7958

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DATA · USGS · NOAA · NWSUPDATED 2026-09-01 12:30 UTC

Site #05536000·USGS

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