Results of the 2019–2021 School Seismic Safety Project Published

The latest results from the School Seismic Safety Project (SSSP) are the second phase of a statewide effort to systematically evaluate Washington school buildings for seismic performance. Many of Washington’s K–12 students attend schools that may not withstand earthquake shaking. Washington State ranks second in the nation for earthquake risk, and most of Washington’s public school […]

High-resolution lidar images of Washington’s geology now freely available

The Washington Geological Survey (WGS) has released 50 high-resolution lidar-derived images of the State’s geology and geomorphology through the Washington State DNR’s Flickr page. The images are available in 16:9 format (7,200 x 4,050 pixels) and 4:3 format (7,200 x 5,400 pixels). Ten of the images are new (see below) and 40 of them were […]

New Tsunami Hazard Maps of the Puget Sound and Adjacent Waters

We are pleased to announce the publication of new tsunami hazard maps for the Puget Sound and adjacent waters! Tsunami Hazard Maps of the Puget Sound and Adjacent Waters — Model Results From An Extended L1 Mw 9.0 Cascadia Subduction Zone Megathrust Earthquake Scenario New tsunami modeling using a large earthquake scenario along the Cascadia […]