RIVER GAUGE · FOX RIVER
Fox River near Johnsburg
McHenry County, Illinois
Water level4.07 ft
Flow—
Last readingSep 16, 2026, 4:45 PM UTC (last recorded)
Action6 ft
Minor flood6.5 ft
Moderate flood7 ft
Major flood7.5 ft
The past week
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What floods at each level
- 4.5 ft
Fox Waterway Agency considers "no wake" order for the Fox River from Stratton Dam to Pistakee Lake.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jul 3, 1938 | 8.9 ft | — |
| Apr 5, 1960 | 7.55 ft | — |
| Apr 21, 2013 | 7.47 ft | — |
More on Fox River
UpstreamFox River at Lake Villa
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