King CountyFor more information about this layer please see the GIS Data Catalog . Other Control (Polygon) Component Types---Bioretention Cell: Shallow depressions with a designed planting soil mix and a variety of plant material, including trees, shrubs, grasses, and/or other herbaceous plants. Bioretention cells may or may not have an under-drain and are not designed as a conveyance system.---Bioretention Planter: Feature a designed soil mix and a variety of plant material including trees, shrubs, grasses, and/or other herbaceous plants within a vertical walled container usually constructed from formed concrete, but could include other materials. Planter boxes are completely impervious and include a bottom (must include an under-drain). ---Permeable Pavement (Vegetated): Vegetated pavement that allows water to infiltrate to the ground.---Permeable Pavement (Non-Vegetated): Non-vegetated pavement that allows water to infiltrate to the ground. ---Rain Garden: Shallow depressions with a designed planting soil mix and a variety of plant material, including trees, shrubs, grasses, and/or other herbaceous plants.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/d0737df17f3a40cf9a0458697686a410_0engKing County GIS Open DataPublicControl Other Polygon [Washington (State)--King County]Web servicesWashington (State)--King CountyWashington (State)Last Modified: 2026-01-08