Rivers in South Dakota

Keyapaha River near Keyapaha

Tripp County, South DakotaNWS PAHS2USGS 06464100Rapid City office

Below flood stage
4.52ftStage

Observed Wed, Sep 30, 4:00 PM CDT

Flood stage
10.00 ft
Record crest
13.70 ft1952

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood12.00 ft
Moderate flood11.00 ft
Minor flood10.00 ft
Action8.00 ft
  1. 10.00 ftFlood stage. Flooding of yards and agricultural land along the river.

Crest history

53 crests on NOAA’s list since 1952.

#DateStage
1April 1, 195213.70 ft
2March 23, 201911.36 ft
3February 18, 199711.29 ft
4March 12, 20119.73 ft
5May 11, 19999.48 ft
6February 20, 19979.48 ft
7February 20, 19829.45 ft
8March 4, 19949.23 ft
9May 29, 19958.79 ft
10March 14, 20118.75 ft
11March 4, 20188.65 ft
12March 7, 19938.58 ft
13February 10, 19968.57 ft
14March 9, 20078.39 ft
15June 5, 19918.30 ft
16June 5, 20148.29 ft
17April 21, 20188.21 ft
18March 10, 20108.16 ft
19April 26, 20018.16 ft
20February 14, 20177.98 ft
21May 28, 19967.97 ft
22June 10, 20237.97 ft
23May 3, 19837.95 ft
24June 10, 20047.92 ft
25June 7, 20087.86 ft

Most recent crests

  • October 15, 2023: 7.13 ft
  • June 10, 2023: 7.97 ft
  • May 2, 2022: 5.63 ft
  • February 11, 2022: 5.68 ft
  • March 21, 2021: 5.85 ft
  • July 25, 2020: 5.95 ft
  • February 4, 2020: 6.91 ft
  • March 23, 2019: 11.36 ft
  • April 21, 2018: 8.21 ft
  • March 4, 2018: 8.65 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Missouri Basin River Forecast Center. Forecasts are not available. Only observed stages are available for this point. Gauge reading may be affected by ice.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.