RIVER GAUGE · KEYAPAHA RIVER
Keyapaha River at Wewala
Tripp County, South Dakota
Water level2.08 ft
Flow16 cfs
Last readingSep 16, 2026, 4:15 PM UTC (last recorded)
Action8 ft2,600 cfs
Minor flood10 ft4,125 cfs
Moderate flood12 ft5,369 cfs
Major flood13 ft6,138 cfs
The past week
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What floods at each level
- 17 ft
Water reaches the bottom of the Highway 183 bridge.
- 14 ft
Water reaches the top of the Highway 183 Bridge piers with water reaching the
- 13 ft
Major Flood Stage. Extensive flooding of agricultural land. Roads and structures along the river may be flooded.
- 12 ft
Moderate flood stage. Flooding may impact roads and structures along the river. Water may begin to reach the low steel of the bridge.
- 10 ft
Flood stage. Flooding of agricultural land. Near the Highway 183 bridge, flooding mainly occurs along the left bank.
- 8 ft
Flooding of low lying areas along the river.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Mar 24, 1950 | 13.5 ft | 2,500 cfs |
| Mar 30, 1952 | 13.08 ft | 5,430 cfs |
| Mar 23, 1960 | 10.56 ft | 4,210 cfs |
More on Keyapaha River
UpstreamKeyapaha River near Keyapaha
DownstreamKeya Paha River near Naper
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