UPDATED 2:02 p.m.
CHAMBERLAIN, S.D. (KELO) — Interstate 90 is now reopen west of Chamberlain, the South Dakota Department of Transportation announced around 12:30 p.m. Monday.
Travelers heading west on Interstate 90 can expect delays Monday morning.
The South Dakota Department of Transportation announced I-90 westbound is closed at Chamberlain for a hazardous materials spill. Authorities expect it will remain closed for several hours and motorists should plan an alternate route.
I-90 eastbound remains open. Get the latest updates at safetravelusa.com/sd/.