Rivers in Minnesota
Bois de Sioux River at White Rock Dam
Below flood stage
3.43ftStage
Observed Sat, Oct 3, 5:30 AM CDT
- Flood stage
- 14.00 ft
- Record crest
- 16.90 ft1997
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 21.00 ft |
| Moderate flood | 19.00 ft |
| Minor flood | 14.00 ft |
| Action | 12.50 ft |
- 86.00 ftThe road at the dam site will be overtopped
- 84.00 ftThe water reaches the low steel on the bridge at the dam
- 80.00 ftThe gates on the dam will be overtopped
- 80.00 ftThe gates on the dam will be overtopped
- 21.00 ftMN 16 / SD 101st Street begins to flood.
- 19.00 ftWater reaches the bottom of the bridge on MN 16 / SD 101st Street
- 14.00 ftSignificant agricultural flooding begins near the town of White Rock.
- 12.50 ftThe parking lot immediately below the dam bgins to flood.
Crest history
73 crests on NOAA’s list since 1943.
| # | Date | Stage |
|---|---|---|
| 1 | April 20, 1997 | 16.90 ft |
| 2 | April 15, 2011 | 16.04 ft |
| 3 | April 12, 2019 | 15.80 ft |
| 4 | April 13, 2001 | 15.30 ft |
| 5 | April 20, 1969 | 15.07 ft |
| 6 | April 1, 2009 | 15.03 ft |
| 7 | April 3, 2010 | 12.85 ft |
| 8 | May 7, 1986 | 12.12 ft |
| 9 | April 8, 1994 | 11.88 ft |
| 10 | April 5, 1995 | 11.85 ft |
| 11 | March 10, 1998 | 11.81 ft |
| 12 | April 19, 1978 | 11.59 ft |
| 13 | August 4, 1993 | 11.52 ft |
| 14 | August 6, 1962 | 11.52 ft |
| 15 | July 7, 1991 | 11.14 ft |
| 16 | June 9, 1965 | 11.05 ft |
| 17 | April 14, 1984 | 11.00 ft |
| 18 | April 14, 1989 | 10.72 ft |
| 19 | June 30, 2005 | 10.67 ft |
| 20 | June 3, 1952 | 10.36 ft |
| 21 | May 6, 2007 | 10.29 ft |
| 22 | June 24, 2014 | 10.18 ft |
| 23 | April 12, 2006 | 10.16 ft |
| 24 | March 20, 2020 | 10.16 ft |
| 25 | May 4, 1979 | 10.15 ft |
Most recent crests
- August 21, 2025: 9.60 ft
- March 20, 2020: 10.16 ft
- April 12, 2019: 15.80 ft
- October 6, 2017: 10.15 ft
- February 24, 2017: 9.00 ft
- August 4, 2016: 6.09 ft
- May 22, 2015: 9.26 ft
- June 24, 2014: 10.18 ft
- March 9, 2012: 8.87 ft
- April 15, 2011: 16.04 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the North Central River Forecast Center. Forecasts are not available. Only observed stages are available for this point.
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.