William Macneider Trott Jr. was last seen Oct. 18 in Lakewood.

A Costa Mesa man suffering from depression remained missing today after disappearing in Lakewood, authorities said.

William Macneider Trott Jr. was last seen Oct. 18 at 8:51 p.m. in the 3700 block of East South Street in Lakewood, the Los Angeles Sheriff’s Department said.

Trott was described as white, 6 feet tall, about 200 pounds, with blue eyes and blond hair. He was last seen wearing a black shirt and blue jeans.

Anyone with information on his whereabouts was asked to call the LASD at 323-890-5500 or 911. Tipsters can also call Crime Stoppers at 800-222-8477.