Missing Since: 1999-05-07 Location: Knights Landing, California
Illerich was last seen leaving her family’s residence in Knights Landing, California on May 7, 1999. It is believed that she departed between 9:30 a.m. and 1:00 p.m. that day. Authorities believe Illerich took a 9-millimeter semi-automatic pistol with her when she left her residence. She was driving her dark blue 1991 Mazda pickup truck with a White camper shell and the California license plate number 4H09021. A photo of Illerich’s truck is posted with this case summary. Illerich has never been seen again and her vehicle has never been located. Illerich frequently visited the following areas in 1999: Bucks Lake near Quincy, California; Feather River Canyon; Point Reyes; and Sacramento, California. Her case remains unsolved. Investigating Agency Sutter County Sheriff’s Department 530-822-7313 Source Information Sutter County Sheriff’s Department California Attorney General’s Office Updated 1 time since October 12, 2004. Last updated May 31, 2008; medical conditions updated.