The state increased its speed limit from 75 to 80 in 2015. Since then, fatalities in crashes on highways and interstates have ...

The South Dakota Highway Patrol updated residents around 7 o’clock Saturday night on Facebook saying U.S. Highway 14A is not passable and the cliffside is not stable.

Low-level airplane flights begin as soon as late July over the Black Hills and Bear Lodge areas of Wyoming and South Dakota ...

South Dakota is a crucial part of the 2,500-mile pipeline across five states -- including Iowa -- estimated to cost $8.9 billion. Skip to content . Subscribe Today. Public Notices.

YANKTON, S.D. -- South Dakota Department of Transportation officials say South Dakota Highway 46 is now open at the Iowa state line by Hawarden, Iowa.