Health and Safety Code §2000 et seq.

Powers and Functions: Conduct effective programs for the surveillance, prevention, abatement, and control of mosquitoes and other vectors.

Formation: Any territory, whether incorporated or unincorporated, whether contiguous or noncontiguous, and districts may not overlap.

22 Trustees, appointed by the Board of Supervisors or the 19 City Councils representing each City in Contra Costa County, to fixed 2-4 year terms.*

*Health and Safety Code §2024 (a): “..., the term of office for a member of the board of trustees shall be for a term of two or four years, at the discretion of the appointing authority”