Washington Administrative Code
Title 246 - Health, Department of
WATER SYSTEMS
Chapter 246-290 - Group A public water supplies
Part 8 - WATER USE EFFICIENCY
Section 246-290-830 - Water use efficiency goal setting
Current through Register Vol. 24-18, September 15, 2024
(1) The elected governing board or governing body of the public water system shall establish water use efficiency goals within one year of the effective date of this rule for systems serving one thousand or more total connections, and within two years of the effective date of this rule for systems serving less than one thousand total connections.
(2) Water use efficiency goals must be designed to enhance the efficient use of water by the water system's consumers.
(3) If a municipal water supplier determines that further reductions over current consumption levels are not reasonably achievable, the municipal water supplier shall provide justification that considers historic water use efficiency performance and investment and any other factors that support that determination. Justification must be provided in water use efficiency programs developed under WAC 246-290-810 and in water use efficiency performance reports developed under WAC 246-290-840.
(4) Municipal water suppliers must provide documentation when requested by the department and in water use efficiency programs developed under WAC 246-290-810 that demonstrates the following goal setting requirements have been met:
(5) Existing public processes may be used if all requirements listed under subsection (4) of this section are met.
(6) Water use efficiency goals must include:
(7) The elected governing board or governing body of the public water system shall evaluate and reestablish water use efficiency goals following the process identified in subsection (4) of this section at least every six years for purveyors required to develop a small water system management program under WAC 246-290-105 or as part of developing or updating a water system plan for purveyors required to submit a water system plan under WAC 246-290-100.
(8) Water use efficiency goals may be changed at any time in accordance with subsection (4) of this section. Changes to goals must be identified in the next performance report.
(9) Water use efficiency programs must be modified if any water use efficiency goal is not met. Program modifications must be designed to achieve the system's water use efficiency goals.
Statutory Authority: RCW 70.119A.180. 08-12-019, § 246-290-830, filed 5/28/08, effective 7/1/08; 07-02-025B, § 246-290-830, filed 12/22/06, effective 1/22/07.