For the purpose of safeguarding the health, safety and welfare of the community, the county commission may establish or designate sites under the control of the county to be used as public disposal facilities. These sites shall be known as county solid waste facilities and are to be operated in accordance with state and federal standards, and county rules and regulations. The county commission designates the Blue Bench landfill, and the private collection stations, as the only solid waste facilities in the unincorporated areas of the county. The Blue Bench landfill shall be the only designated landfill in the county. (1998 Code § 8.20.090)