The critical missing was found in 30 of water. Dawson Hartwig was found deceased in 30 feet of water, officials said. Sheriff’s dive team members, assisted by the fire department, checked an area near a dock on the lake about midnight. Vic was recovered. Volunteers had helped scour the area on Saturday.Anyone with information about the incident is asked to call the San Bernardino County Sheriff’s Department at (909) 387-8313. Midnight, dive team members, assisted by SBCoFD, checked area near a dock. (KABC) — The body of a missing 20-year-old man was discovered overnight Saturday by divers in Lake Arrowhead, authorities said.Dawson Hartwig, the son of San Bernardino County Fire Department Chief Mark Hartwig, had last been seen about 5 p.m. Friday when he left a rented cabin near the lake and went for a walk. pic.twitter.com/KbvywtU92v— Doug Wolfe (@SBCSDdwolfe) January 29, 2017 No other information was immediately available. LAKE ARROWHEAD, Calif. He did not take a cellphone or other personal property with him.