https://catalog.data.gov/dataset/spu-dww-aba-rem-underdrains-rain-gardens
City of Seattle - SPU DWW Aba Rem Underdrains & Rain Gardens
The DWW (Drainage and Waste Water) GSI (Green Stormwater Infrastructure) layer consists of line and polygon representations of the following features: Swales...
city of seattlespudwwabarem