Administrative Personnel

Chief Turu VanderWiel 


Turu VanderWiel was appointed Chief of Police for Sonora Police Department on May 22nd, 2018.  Chief VanderWiel born and raised in the Sonora community and is a veteran of the United States Army.  He began his law-enforcement career with the Tuolumne County Sheriff’s Department in 1999 and was hired as a Patrol Officer for the City of Sonora in 2004. He was promoted to Sergeant a year later and rose through the ranks to his current position.  He holds an Associate’s Degree in Technology and a Bachelor of Science Degree in Criminal Justice Management.

Sergeant Tim Wertz


Tim Wertz was hired as a Sergeant with the Sonora Police Department in February 2017.  Tim moved to Tuolumne County in 1982 and graduated from Summerville High School in 1989.  Tim began his law enforcement career with the Tuolumne County Sheriff’s Department in 1992 where he has continued to work for the past 25 years.  Tim has held such positions as; Jail Deputy, Patrol Deputy, Field Training Officer, Corporal, Boat Patrol, K9 Handler, and Investigator.  Tim was also a member of the SWAT team for 14 of these years.

Sergeant Curtis Hankins


Curtis and his family moved to our area shortly after he accepted a job as a Police Officer with Sonora Police Department in April of 2017.  Curtis has extensive law enforcement experience; serving over 18 years between the Upland Police Department and the San Bernardino Police Department.  He has held such assignments as Field Training Officer, Hostage Negotiator, Firearms Instructor and Background Investigator. Curtis was promoted to Sergeant with the Sonora Police Department in May 2018.