Pima County Sheriff's detectives investigate a fatal vehicle collision north of Tucson on April 19, 2019.

One person was killed and another injured in a two-vehicle collision near North First Avenue and East Agave Drive, north of River Road, Friday afternoon, authorities say.

Pima County Sheriff's deputies were dispatched to the Catalina foothills crash at 4:06 p.m. 

The injured driver was taken to Banner University Medical Center. The second motorist was pronounced dead at the scene.

The cause of the crash is being investigated, a sheriff's department news release said.

Motorists should use an alternate route as severe delays will last for several hours.

Contact Star reporter Shaq Davis at 573-4218 or sdavis@tucson.com

On Twitter: @ShaqDavis1