Washington Geological Survey
   

WHAT'S NEW

 
Major update to our 1:24,000 surface geology GIS data

On January 30 we appended more than 60 new quadrangles to our 1:24,000-scale surface geology GIS dataset. Click here to view the data on the Geologic Information Portal or here to download a zip file.

 
New fact sheet for the Earth Resource Program

On January 18 we published a fact sheet describing the work and objectives of the recently formed Earth Resource Program. Click here to download the fact sheet as a pdf.

 
New WALERT debris flow report on the Nakia Creek Fire

On January 18 we published a WALERT report that provides an assessment of debris flow hazard following the 2023 Nakia Creek Fire. Click here to download the report as a pdf.

 
New Mines and Minerals database

On January 10 we released a database that consolidates our existing mines and minerals data. Click here to view the database on the Geologic Information Portal or here to download the zip file.

 
New lidar images

On January 4 we released a new collection of lidar images showing places of geologic interest across the state. Click here to read more or here to browse the images.

 
New geologic map for the Chester Morse Lake quadrangle

On December 15 we released a new geologic map of the Chester Morse Lake quadrangle at a scale of 1:24,000. Click here to download the map and pamphlet.

 
New geologic map for the Colockum Pass SE quadrangle

On December 15 we released a new geologic map of the Colockum Pass SE quadrangle at a scale of 1:24,000. Click here to download the map and pamphlet.

 
New map of the McKenna and Lake Lawrence quadrangles

On December 15 we released a new geologic map of the McKenna and northern half of the Lake Lawrence quadrangles at a scale of 1:24,000. Click here to download the map and pamphlet.

 
New interactive map for recently reported landslides

On November 16 we released a new interactive map showing recently reported landslides. Click here to go to the map. Read more about landslides on our landslides webpage.

Visit our blog to see more announcements and updates.