The 2019 State Department of Ecology Stormwater Management Manual for Western Washington, as amended by Sections 1 through 6 of Appendix 1 of the Western Washington Phase II Municipal Stormwater Permit, as now or hereafter amended, is hereby adopted as the City’s minimum stormwater regulations and as a technical reference manual and is hereinafter referred to as the “Stormwater Manual.” (Ord. 2315, 2016; Ord. 2440, 2022)