Established in 1831, the LaSalle County Sheriff's Office is a full-service law enforcement agency that operates a jail that provides detention facility for pretrial detainees and convicted criminals. The sheriff s office supports Drug Abuse Resistance Education (D.A.R.E.), which is an international education program that seeks to prevent the usage of illegal drugs, gang activities and violent behavior. The LaSalle County Sheriff's Office maintains a K-9 unit that handles cases related to drug intervention, tracking, and searches for persons, buildings and evidence. It also operates a communication center that responds to emergency and nonemergency law enforcement, fire and medical assistance calls. The LaSalle County Sheriff's Office is located in Ottawa, Ill.