Layer: Volcanic Vents

This layer presents information on location, vent type, age, and lithology of volcanic vents and eruptive centers in Washington State obtained from many published and unpublished sources. The given sources indicate over 500 volcanic vents in Washington State. The downloadable dataset contains related tabular data indicating source citations for the vent information provided. Funding for this data compilation was provided through a U.S. Department of Energy geothermal grant.