The rising Big Sioux River destroyed a vital link between North Sioux City and Sioux City, the BNSF railroad bridge.

Construction is ongoing as concrete is replaced on Cliff Avenue between the Big Sioux River Bridge and Tomar Road. The $2 ...

The City of Sioux Falls will host its annual Big Sioux River Cleanup on Saturday. “We’re just asking for volunteers to come and help us to pick up trash and keep the river clean ...

SIOUX FALLS, S.D. (KELO) — The Big Sioux River is an integral resource in South Dakota and surrounding states. The River stretches 419 miles throughout the state and Iowa. Last August ...

The Big Sioux River has gotten cleaner in recent years, but Sioux Falls city officials are not satisfied. The city announced a series of programs Thursday to improve the river’s water quality ...

The Big Sioux River, the state's most populated river and the natural boundary that separates southeastern South Dakota from northwestern Iowa, has finally gotten what it so richly deserves ...

Another year’s worth of data collection shows how dirty the Big Sioux River can get, especially after heavy rainfall events. According to the Friends of the Big Sioux River 2021 Watershed Report ...

Up to 10 inches of rain fell in some areas, and the Big Sioux River ran so high near Sioux City that it caused the collapse of a railroad bridge after the span was submerged by the raging river on ...

In the hours before the bridge collapsed it was reported that the Big Sioux River had hit a major flood stage, meaning its water level had risen to a point where severe flooding was occurring.

Preliminary sampling data identified “forever chemicals” in the Big Sioux River in eastern South Dakota, flagging water ...

SIOUX CITY -- Scores of Riverside residents fled their homes Monday to escape the Big Sioux River as it climbed to record heights in the Sioux City neighborhood. Sioux City Fire Rescue went door ...

SIOUX FALLS – Keeping cattle waste out of the river that runs through the state’s largest city will cost about $11 million over the next five years, and the city ...