Moreau River near Whitehorse, SD

Flood conditions on the Moreau River near Whitehorse on March 20, 2011. Streamflow for this site set a new record high when the water level peaked on March 20, 2011. The new streamflow record of approximately 32,600 cubic feet per second (cfs) was recorded by the USGS streamgage at Moreau River near Whitehorse, breaking the previous March 23, 1997 record of 29,700 cfs for this location. Water level peaked at 26.59 feet, about 5 feet above the National Weather Service flood stage of 21 feet.