Agency RSS

Names Released In Minnehaha County Fatal Crash

FOR IMMEDIATE RELEASE: Thursday, Oct. 22, 2020

CONTACT: Tony Mangan, Public Information Officer, 605-280-5648


Names Released In Minnehaha County Fatal Crash



What:  One-vehicle crash

Where:  Intersection of South Dakota Highway 42 and 483rd Avenue

              One-half mile east of Rowena, S.D.

When:   1:56 p.m., Sunday, Oct. 18, 2020


Driver No 1: Autumn Dimit, 33, Rapid City, S.D., Fatal Injuries

Passengers:  Zachary Ziegler, 34, Fort Thompson, S.D., Serious Non-Life Threatening Injuries

                      Tia Laroche, 26, Fort Pierre, S.D., Serious Non-Life Threatening Injuries

Vehicle: 2001 Ford Explorer


ROWENA, S.D. – A Rapid City, S.D. woman has been identified as the person who died Sunday afternoon in a one-vehicle crash near Rowena.


A 2001 Ford Explorer was eastbound on South Dakota Highway 42, near the intersection with 483rd Avenue, when the vehicle left the roadway and rolled. Autumn Dimit, the 33-year-old driver, was pronounced dead at the scene.


The two passengers, 34-year-old Zachary Ziegler of Fort Thompson, S.D., and 26-year-old Tia Laroche of Fort Pierre, S.D., were thrown from the vehicle and sustained serious non-life threatening injuries. Both were taken by ambulance to a Sioux Falls hospital.


None of the three occupants were wearing seat belts.


South Dakota Highway Patrol continues to investigate the crash. All information is only preliminary at this time.


The Highway Patrol is part of the South Dakota Department of Public Safety.




Note: Records of state-reportable crashes are now available at http://www.safesd.gov/. Records should be available about 10 days after the investigation is complete.