River gauges›Indiana
RIVER GAUGE · BIG BLUE RIVER (IN)

Big Blue River (IN) at Carthage

Rush County, Indiana

Water level0.77 ft
Flow61 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action5 ft
Minor flood7 ft
Moderate flood10 ft
Major flood13 ft

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Mar 3, 196314.62 ft12,900 cfs
Jan 20, 195913.28 ft8,340 cfs
Nov 14, 199312.91 ft8,410 cfs

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