(1) The preliminary assessment shall be conducted under the authority of the county legislative authority(ies) and the department with assistance from affected state and local agencies and water purveyors.

(2) Notice that a preliminary assessment is being undertaken shall be made to all affected parties, those who have demonstrated an interest, and the local news media.

(3) The preliminary assessment shall be presented in report form, as short and factual as possible, and shall consider at least the following topics as they relate to public water systems in the potential critical water supply service area:

(a) Existing water systems, including:

(i) History of water quality, reliability and service,

(ii) General firefighting capability of the utilities, and

(iii) Identification of major facilities which need to be expanded, altered, or replaced.

(b) Availability and adequacy of future water source(s).

(c) Service area boundaries, including a map of established boundaries and identification of systems without established boundaries.

(d) Present growth rate.

(e) Status of water system planning, land use planning, and coordination, including a list of land use plans and policies adopted by local general purpose governments.

(4) Upon completion, the preliminary assessment shall be submitted to the county legislative authority(ies) and the department for review. A copy shall also be transmitted to all potentially affected water purveyors and appropriate news media.