River gauges›Wisconsin
RIVER GAUGE · ROCK RIVER

Rock River at Watertown

Jefferson County, Wisconsin

Water level1.84 ft
Flow333 cfs
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action4 ft2,140 cfs
Minor flood5.5 ft3,980 cfs
Moderate flood6 ft4,710 cfs
Major flood6.5 ft5,480 cfs

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Jun 13, 20087.81 ft7,600 cfs
Jan 16, 19976.96 ft—
Apr 3, 19596.32 ft5,030 cfs

Flood map

See which streets and areas flood at each water level here. Open the flood map ↗

More on Rock River

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