Provides that a county, city, and town in which the district is located shall review a general comprehensive plan of a water supply system, or the water supply system portion of a combined general comprehensive plan, for consistency with its comprehensive plan and development regulations in accordance with the procedures and criteria of RCW 43.20.260 and any applicable rules adopted by the department of health. A general comprehensive plan for all other systems, or the nonwater supply system portion of a combined general comprehensive plan, shall be reviewed and approved in accordance with this act.