River gauges›Oklahoma
RIVER GAUGE · ILLINOIS RIVER (AR OK)

Illinois River (AR OK) near Tahlequah

Cherokee County, Oklahoma

Water level4.92 ft
Flow300 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action9 ft
Minor flood11 ft
Moderate flood14 ft
Major flood18 ft

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Dec 28, 201530.69 ft126,000 cfs
Apr 30, 201729.29 ft108,000 cfs
May 9, 195027.94 ft150,000 cfs

More on Illinois River (AR OK)

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