Clark Matthew Halverson Jr., a 43-year-old man from Nampa, Idaho, has been missing since July 31, 2022. He was last seen about 12:00 p.m. swimming in the Payette River in Valley County near mile marker 89 on Highway 85. Witnesses reported seeing a man in the water who appeared to be in distress and called 911.

An extensive search was mounted Sunday and Monday that included land and air efforts and a drone. The Valley County Sheriff’s Office, Cascade Fire and EMS, Valley County Search and Rescue, Boise County Sheriff’s Office, Garden Valley Fire Protection District and the Cascade Rafting Company all took part. The active search was called off Monday afternoon pending any new information or sightings. Authorities believe Halverson may have drowned, but his body has not been recovered.

Halverson is described as a white male, 5 feet 11 inches, 240 pounds, brown hair, blue eyes, with a scar on his right ankle. He was last seen in a gray cutoff shirt and tan shorts. Anyone with information on his whereabouts is asked to contact the Valley County Sheriff’s Office at 208-382-5160.

Did anyone in the area around mile marker 89 that day see something that could help locate him?