Typically a person who has been arrested will be held by the agency that arrested them if they have a jail facility.  For instance, someone arrested by the Seattle Police Department will usually be held in the Seattle Police Municipal jail. Someone arrested by the King County Sheriff’s Office will be held at the King County Detention Facility. People arrested by the Washington State Patrol will usually be held in the county jail where they were arrested. There are times, however, where a jail may house an inmate at a different facility. Read more here…