It's been 12 days since 22 year old Steven Mainwaring's family last heard from him. Steven is an Oregon State University student and Oregon Air National Guardsman from Klamath Falls who went missing on December 18th, 2022. His family is anxious to get answers and to find him.

Mainwaring's phone last pinged off of a cell tower near Alsea, Oregon, but so far searches of the area have turned up nothing.

The Corvallis Police Department, Benton County Sherriff's Office, Alsea Fire, and the Oregon Air National Guard are involved in the search for Mainwaring.

Steven Mainwaring is approximately 6 feet 2 inches tall, weighs 175 pounds, has green eyes and blond hair.

He was driving a 1994 blue Ford Bronco with Oregon plates 196LRU.

Here are photos of his vehicle so you can be on the lookout for it:

If you have any information about Steven Mainwaring, or have seen him or his truck recently, please contact the Benton County Sheriff's office at 541-766-6911.