Washington - 2012 State Policy Information Washington State Flag 

Below are results for Washington from the 2011/2012 Water Efficiency and Conservation State Scorecard survey.

Use the links below to jump to a specific question:

Q1. State Agencies Q8. Water Loss Q15. Implementation Requirements
Q2. Toilet Regulations   Q9. Permitting    Q16. State Funding for Conservation
Q3. Showerhead Regulations Q10. Drought Plans Q17. Technical Assistance
Q4. Urinal Regulations Q11. Conservation Plans Q18. Volumetric Billing  
Q5. Clothes Washer Regulations Q12. Authority to Approve Plans Q19. Metered Connections 
Q6. PRSV Regulations Q13. Plan Update Frequency Q20. ET Microclimate Information  
Q7. Building or Plumbing Codes Q14. Planning Framework Additional Information

 

 

 

 

 

 


  1. What state agency or agencies are in charge of drinking water conservation/efficiency?

    Department of Health's Office of Drinking Water

    Department of Ecology also has some authorities regarding water use efficiency.

  2. Does the state have a water consumption regulation for toilets that is more stringent than the federal standard?  

    No

  3. Does the state have a water consumption regulation for showerheads that is more stringent than the federal standard? 

    No
     
  4. Does the state have a water consumption regulation for urinals that is more stringent than the federal standard?

    No
      
  5. Does the state have a water consumption regulation for clothes washers that is more stringent than the federal standard? 

    No

  6. Does the state have a water consumption regulation for pre-rinse spray valves that is more stringent than the federal standard?  

    No

  7. Does the state have mandatory building or plumbing codes requiring water efficient products that exceed the federal standard? 

    No
     
  8. Does the state have any regulations or policies for water utilities regarding water loss in the utility distribution system?  

    Yes.

    WASH. ADMIN. CODE § 246-290-820

    "(1) … (b) Municipal water suppliers will be considered in compliance with this section if any of the following conditions are satisfied: (i) Distribution system leakage calculated in accordance with subsection (2) of this section is ten percent or less for the last three-year average; (ii) Distribution system leakage calculated under subsection (3) of this section meets the numerical standards for the approved alternative methodology for the last three-year average; (iii) For systems serving less than five hundred total connections, distribution system leakage calculated in accordance with subsection (2) of this section is twenty percent or less for the last three-year average and the steps outlined in subsection (5) of this section are completed; or (iv) A water loss control action plan has been developed and implemented under subsection (4) of this section and the system is meeting the implementation schedule... (4) If the average distribution system leakage for the last three years does not meet the standard calculated under subsection (1)(b)(i), (ii), or (iii) of this section, the municipal water supplier shall develop and implement a water loss control action plan... The following items shall be included in the water loss control action plan:..." 

    WASH. ADMIN. CODE § 246-290-820 Text 

  9. Does the state require conservation activities as part of its water permitting process or water right permit?

    No
     
     
  10. Does the state require preparation of drought emergency plans by water utilities or cities on any prescribed schedule?  

    Yes. 

    WASH. ADMIN. CODE § 246-290-100:  "(2) Purveyors . . . shall submit a water system plan for review and approval by the department . . . . (4) In order to demonstrate system capacity, the water system plan shall address the following elements, as a minimum, for a period of at least twenty years into the future: . . .  (f) Water resource analysis, including: . . . (iii) A water shortage response plan as a component of the reliability and emergency response requirements under WAC 246-290-420."  

    WASH. ADMIN. CODE § 246-290-100 Text
    WASH. ADMIN. CODE § 246-290-420 Text

  11. Does the state have a mandatory planning requirement for potable water conservation/efficiency separate from drought emergency plans?   

    Yes.

    WASH. ADMIN. CODE § 246-290-100:  "(2) Purveyors . . . shall submit a water system plan for review and approval by the department: (a) Systems having one thousand or more services. . . . (4) In order to demonstrate system capacity, the water system plan shall address the following elements, as a minimum, for a period of at least twenty years into the future: . . .  (f) Water resource analysis, including: (i) A water use efficiency program. Municipal water suppliers must meet the requirements in WAC 246-290-810. . . . (vii) For systems serving one thousand or more total connections, an evaluation of opportunities for the use of reclaimed water, where they exist . . . . (j) Financial program, including demonstration of financial viability by providing: . . . (iv) An evaluation that has considered:. . . (B) The feasibility of adopting and implementing a rate structure that encourages water demand efficiency."  

    Small water system management programs shall include, according to WASH. ADMIN. CODE § 246-290-105: "(g) A water use efficiency program.  Municipal water suppliers must meet the requirements in WAC 246-290-810 . . . . (l) An evaluation that has considered the feasibility of adopting and implementing a rate structure that encourages water demand efficiency." 

    WASH. ADMIN. CODE § 246-290-100 Text
    WASH. ADMIN. CODE § 246-290-105 Text
    WASH. ADMIN. CODE § 246-290-810 Text

  12. Does the state have the authority to approve or reject the conservation plans? 

    Yes.

    WASH. ADMIN. CODE § 246-290-100: "(10) The purveyor shall update the plan and obtain department approval at least every six years."

    WASH. ADMIN. CODE § 246-290-100 Text
     
  13. How often does the state require the water utilities to submit a potable water conservation plan (not part of a drought emergency plan)? 

    Every 6 years.

    WASH. ADMIN. CODE § 246-290-100: "(10) The purveyor shall update the plan and obtain department approval at least every six years."

    WASH. ADMIN. CODE § 246-290-100 Text

  14. If the state has a mandatory planning requirement for potable water conservation separate from drought emergency plans, is there a framework or prescribed methodology?

    Yes.

    WASH. ADMIN. CODE § 246-290-810 contains a list of what must be included in a water use efficiency program.

    WASH. ADMIN. CODE § 246-290-820 contains a system leakage standard and requirement.  

    WASH. ADMIN. CODE § 246-290-810 Text  
    WASH. ADMIN. CODE § 246-290-820 Text 
      
      
  15. Does the state require water utilities to implement conservation measures, beyond just the preparation and submittal of plans? 

    Yes.

    Yes, WASH. ADMIN. CODE § 246-290-810(3):

    "Municipal water suppliers shall develop and implement a water use efficiency program which includes sufficient cost-effective water use efficiency measures to meet the water use efficiency goals developed under WAC 246-290-830."  W

    ASH. ADMIN. CODE § 246-290-830:

    "(1) The elected governing board or governing body of the public water system shall establish water use efficiency goals . . . . (6) Water use efficiency goals must include: . . . . (d) Implementation schedule for each water use efficiency measure selected under WAC 246-290-810(4) . . . (7) The governing board or governing body of the public water system shall evaluate and reestablish water use efficiency goals . . .  at least every six years and as part of a water system plan approval . . . ."

    WASH. ADMIN. CODE § 246-290-810 Text
    WASH. ADMIN. CODE § 246-290-830 Text 

  16. Does the state offer financial assistance to utilities, cities, or counties for urban water conservation programs such as a revolving loan fund? Grants?  Bonds?  Appropriations?

    Nothing beyond the DWSRF and CWSRF.
     
  17. Does the state offer technical assistance for urban water conservation programs? 

    Yes, through the Office of Drinking Water
     
  18. Does the state require volumetric billing?

    No
     
     
  19. What percentage or number of publicly supplied water connections (residential and nonresidential) are metered in your state?
     
  20. Does the state provide statewide ET microclimate information for urban landscapes?  

    No

Additional Information: 

Cooperative Conservation: A Report on the Implementation of Washington’s Water Use Efficiency Rule (2012) Partnership for Water Conservation

Revised Code of Washington 70.119A.180 Water Use efficiency requirements - Rules

Water Use Efficiency Guidebook