River gauges›Ohio
RIVER GAUGE · GREAT MIAMI RIVER

Great Miami River at Sidney

Shelby County, Ohio

Water level1.36 ft
Flow165 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action8 ft
Minor flood10 ft
Moderate flood14.6 ft
Major flood18 ft

The past week

Loading chart…

What floods at each level

Highest crests on record

DateLevelFlow
Mar 24, 191319.6 ft44,000 cfs
Jan 20, 195915.91 ft—
Dec 22, 201315.61 ft14,913 cfs

More on Great Miami River

Get an alert when Great Miami River rises

Save this gauge in the free StormCast app and pick the level that matters to you. Your phone goes off when the water gets there.

A river gauge in the StormCast app

← All Ohio gauges · Search another river