Fox River at McHenry (Stratton Lock and Dam) Tailwater, IL

MCHENRY COUNTY, IL42.3092°N, -88.2514°W Updated 1 hr ago

FLOW RATE

2,520cfs

GAUGE HT

3.42ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

2,520cfs

Optimal band: 1,998–2,703 cfs

PERIOD HIGH

2,540cfs

PERIOD LOW

2,240cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

3.42ft

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42.3092, -88.2514

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DATA · NOAA NWPS · NOAA · NWSUPDATED 2026-09-22 04:15 UTC

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