GLENDALE, Wis. (CBS 58) -- Glendale police are searching for a missing/endangered man last seen around 1 a.m. Monday, Jan. 29. 

Officials say 31-year-old Eugeniu Matcin, of Illinois, was last seen sitting in a hot tub at a home on W. Riverview Drive in Glendale. 

Matcin's family contacted police after they were unable to locate him. Authorities searched on land, with a drone, and using a K-9 but have not located the man.  

A search of the Milwaukee River, behind the residence, was also conducted with negative results. 

Matcin is described as 5'7", 190 pounds, with short, black hair and a beard. He was last seen wearing red shorts. 

Anyone with information is asked to contact the Glendale Police Department at 414-228-1753.