River gauges›Ohio
RIVER GAUGE · MAHONING RIVER

Mahoning River at Youngstown

Mahoning County, Ohio

Water level3.49 ft
Flow438 cfs
Last readingSep 16, 2026, 4:15 PM UTC (last recorded)
Action10 ft
Minor flood14 ft12,797 cfs
Moderate flood16 ft14,800 cfs
Major flood20.5 ft19,742 cfs

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Mar 25, 191326.5 ft42,500 cfs
Jan 21, 195918.6 ft—
Jul 22, 200317.49 ft—

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