River gauges›South Dakota
RIVER GAUGE · CHEYENNE RIVER

Cheyenne River near Wasta

Pennington County, South Dakota

Water level0.17 ft
Flow49 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action11 ft19,800 cfs
Minor flood13 ft217,000 cfs
Moderate flood15 ft30,300 cfs
Major flood16 ft386,000 cfs

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
May 14, 192018 ft—
Mar 4, 198216.25 ft—
Jun 12, 191514.5 ft34,200 cfs

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