General abbreviations and acronyms
Seattle Mun. Code § 23.60A.970
in effectBMPs - Best management practices DBH - Diameter at breast height DNR - Washington State Department of Natural Resources Ecology - Department of Ecology MHHW - Mean higher high water MLLW - Mean lower low water NPDES - National Pollutant Discharge Elimination System OHW - Ordinary high water RCW - Revised Code of Washington SDCI - Seattle Department of Construction and Inspections SFR - Single-family residence SMA - Shoreline Management Act SMC - Seattle Municipal Code SMP - Shoreline Master Program SPU - Seattle Public Utilities USACE - U.S. Army Corps of Engineers USEPA - U.S. Environmental Protection Agency WAC - Washington Administrative Code WDFW - Washington Department of Fish and Wildlife WRIA - Water Resource Inventory Area (Ord. 124919 , § 158, 2015; Ord. 124750 , § 78, 2015; Ord. 124105 , § 3, 2013.)
Source: Seattle Municipal Code (Municode library)URL: https://library.municode.com/wa/seattle/codes/municipal_codeFetched: 7/25/2026