The event follows last week’s Big Sioux Stewardship Summit, where the conversation focused on environmental issues.

Keeping cattle waste out of the river that runs through the state’s largest city will cost about $11 million over the next ...

SIOUX FALLS, S.D. (KELO) — The Big Sioux River in Sioux Falls is sitting below average in terms of streamflow for this time of year, according to the United States Geological Survey (USGS).

SIOUX CITY (KTIV) - Pieces have arrived for the new pedestrian bridge over the Big Sioux River between Sioux City and North Sioux City. Several sections of the Big Sioux pedestrian bridge have ...