Maps and GIS

Interactive map of Puget Sound and the Salish Sea


GIS map layers on Pacific Northwest ERMA®

ERMA® is an online mapping tool that integrates both static and real-time data. Select the View Map button to see the map in a new browser tab.

Other GIS data resources

This list of Puget Sound area GIS data resources is adapted from the GIS data links published by the Washington State Department of Ecology.

Washington State

British Columbia

U.S. Regional

U.S. Federal