The Davis Police Department is staffed with about 60 sworn police officers, 45 support professionals, two K-9s and a…More fluctuating number of volunteers. Its mission is to maintain the highest quality of life and security for all who live, work, learn and visit in the city of Davis. </p> <p>The department works closely with the Davis Fire Department and the UC Davis Police Department as well as other Yolo County and regional law enforcement and criminal justice partners, according to Chief Landy Black.</p>