Authorities are investigating a fatal accident that occurred in the 700 block of East 4th Street in Dell Rapids.

At 1:58 p.m. Sunday, the Minnehaha County Sheriff's Department and the Dell Rapids Fire Department were dispatched to an injury accident. A 44-year-old man lost control of an all-terrain vehicle while traveling on the road. The driver was not wearing a helmet and sustained life-threatening injuries.

The drive was transported to Avera Dell Rapids Hospital where he later died from his injuries.

The accident remains under investigation.