RIVER GAUGE · SOUTH FORK BAD RIVER
South Fork Bad River near Cottonwood
Jackson County, South Dakota
Water level3.59 ft
Flow0 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action10 ft856 cfs
Minor flood12 ft1,680 cfs
Moderate flood16 ft8,415 cfs
Major flood18 ft15,700 cfs
The past week
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What floods at each level
- 18 ft
Major flood stage. Extensive flooding of agricultural land and inundation of structures and roads.
- 16 ft
Moderate flood stage. Extensive flooding of agricultural land with some inundation of structures and roads possible.
- 12 ft
Flood stage. Flooding of agricultural land begins.
- 10 ft
Action stage. Low land flooding along Cottonwood Creek especially along the east side of the river.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 30, 1991 | 17.89 ft | 15,200 cfs |
| May 27, 1996 | 16.71 ft | 7,100 cfs |
| May 21, 2019 | 16.59 ft | 10,300 cfs |
More on South Fork Bad River
DownstreamBad River (SD) near Midland
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