Flood ImpactsIf you notice any errors in the below information, please contact our Webmaster
86
The road at the dam site will be overtopped
84
The water reaches the low steel on the bridge at the dam
80
The gates on the dam will be overtopped
80
The gates on the dam will be overtopped
21
MN 16 / SD 101st Street begins to flood.
19
Water reaches the bottom of the bridge on MN 16 / SD 101st Street
14
Significant agricultural flooding begins near the town of White Rock.
12.5
The parking lot immediately below the dam bgins to flood.
Flood Categories (in feet)
Major Flood Stage: |
21 |
Moderate Flood Stage: |
19 |
Flood Stage: |
14 |
Action Stage: |
12.5 |
Low Stage (in feet): |
-9999 |
Historic Crests
(1) 16.90 ft on 04/20/1997
(2) 16.04 ft on 04/15/2011
(3) 15.80 ft on 04/12/2019
Show More Historic Crests
(P): Preliminary values subject to further review.
Recent Crests
(1) 10.16 ft on 03/20/2020
(2) 15.80 ft on 04/12/2019
(3) 10.15 ft on 10/06/2017
Show More Recent Crests
(P): Preliminary values subject to further review.
Low Water Records
Currently none available.