Find articles, maps, and other content tagged by any of the 21 watershed sub-basins in the Puget Sound area. The geospatial boundaries below represent the 4th level (8-digit) hydrologic unit boundaries of the Watershed Boundary Dataset (WBD) layer for Washington. Data source: The U.S. Department of Agriculture, Natural Resources Conservation Service.
There are many ways of defining the boundaries of the Puget Sound watershed. Hydrologic unit codes (HUCs) are nationally standardized divisions that are often used by conservation agencies and national organizations.
The Washington State Department of Ecology and other state natural resources agencies have divided the Washington into 62 "Water Resource Inventory Areas" or "WRIAs" to delineate the state's major watersheds.
An article published in the journal Society & Natural Resources in 2021 describes the results of a geographic literacy survey which shows residents of Washington and British Columbia are largely unfamiliar with the name Salish Sea. The authors discuss the implications of their findings for ecosystem recovery of the region.