A Spearfish man died in a single vehicle crash Saturday evening near I-90 exit 10 and US 85 in Spearfish.
Preliminary crash information indicates Mark Alan Anderson, the driver of a 2012 Toyota Highlander, was traveling west on I-90 and took Exit 10 to the intersection with US 85. The vehicle continued westbound across US 85, entering the west ditch, vaulted a fence, then went into the Brook View Road ditch where it overturned and came to rest on its roof. The driver was ejected.
Anderson was transported to Spearfish Monument Health where he was pronounced deceased.
The South Dakota Highway Patrol is investigating the crash. All information released so far is only preliminary.
The Highway Patrol is an agency of the South Dakota Department of Public Safety.
In Touch 7/31/26
July 31, 2026
Sgt. Mike Law with the Aberdeen Police Department joins us to talk about the upcoming “National Night Out”…
