HAWARDEN, Iowa -- Additional flooding fears along the Big Sioux River eased Wednesday as predictions for the river's rise in Siouxland next week fell precipitously. At Hawarden, authorities called off ...

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: Its own ...

SIOUX FALLS, S.D. (KELO) – Volunteers weren’t afraid to dip their toes into the muddy waters of the Big Sioux River on Saturday morning in Sioux Falls. “Well, it’s a nice day. More hands make less of ...

SIOUX FALLS, S.D. (KELO) — An organization dedicated to protecting a local waterway is attempting to raise money for its cause. The Big Sioux River is starting to cut through the ice as Friends of the ...

Friends of the Big Sioux River will host its first fundraising gala, the River Revival, on September 19. The river is a primary source of drinking water and recreation for the Sioux Falls area. The ...

Jenny Kozak, a master's student at South Dakota Mines, pours Big Sioux River water into a collection bottle on Sept. 26 near Egan. The sample will be tested for PFAS compounds. (Makenzie Huber/South ...

SIOUX FALLS, S.D. (Dakota News Now) - The weekend following Earth Day carries an annual tradition for some volunteers in South Dakota: cleaning up one of the state’s biggest waterways. The Outdoor ...

A chart from the National Weather Service (NWS) shows the astounding leap in water level at the Big Sioux River in Sioux City, Iowa, as slow-moving storms triggered devastating floods over the weekend ...

Jenny Kozak (left), a master’s student at South Dakota Mines, pours Big Sioux River water into a collection bottle held by South Dakota Mines Associate Professor Lisa Kunza on Sept. 26 at Falls Park ...

SIOUX CITY (KTIV) - “Big Sioux River Days” are underway in Hawarden, Iowa. Besides some of the big events, like the 3-on-3 basketball tournament and “Color Run” on Saturday, Aug. 30, one of the ...

NORTH SIOUX CITY, S.D. (KTIV) - Burlington Northern Santa Fe says they have received the last permit they were waiting for and now have a timeline for demolishing the collapsed Big Sioux River rail ...