Geologic Information Portal Update

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We’ve updated our 1:24,000-scale surface geologic mapping on our Geologic Information Portal. This dataset is a compilation of 1:24,000-scale mapping of 7.5-minute quadrangles across the State.map_24k_quads_on_portal.png

Suggested citation:

Washington Geological Survey, 2019, Surface geology, 1:24,000–GIS data, November 2019: Washington Geological Survey Digital Data Series DS-10, version 3.1, previously released September 2017. Link