UPDATE: From the SD Highway Patrol: The passing lane (left lane) is open to westbound traffic at mile marker 251, the scene of semi tractor-trailer rollover. Please us caution as you travel through the area.


 

Original story: The South Dakota Department of Transportation is reporting a hazardous materials spill just west of Chamberlain, South Dakota. Due to the spill traffic has come to a halt. Travelers or encouraged to find an alternate route.

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Westbound I-90 is expected to be closed for several hours.

I-90 eastbound remains open at this time.

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