I remain fascinated by Governor Dennis Daugaard's decision to close I-29 and turn Exit 4 into a levee to divert flood water from the Big Sioux River into McCook Lake. While the action proved unnecessary—the Big Sioux crested earlier and…
Posts tagged as “McCook Lake”
Some mighty emergency civil engineering will not be tested. Governor Dennis Daugaard announces that the Big Sioux River crested this morning at North Sioux City, earlier and lower than expected. KETV meteorologist Kyle Gravlin posts this chart of the river's…