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(1) This chapter applies to greywater irrigation systems with design flows under three thousand five hundred gallons per day.
(2) This chapter does not apply to the reuse of greywater inside buildings regulated under the Uniform Plumbing Code as adopted in chapter 51-56 WAC.
[Statutory Authority: RCW 90.46.015. WSR 11-02-011, § 246-274-003, filed 12/28/10, effective 7/31/11.]