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Columbia River Flood Basalt

Map showing the distribution of the Columbia River Flood Basalt and the Wanapum basalt. The Wanapum basalt underlies both units of the Fort Vancouver National Historic Site.

Map showing the distribution of the Columbia River Flood Basalt. The yellow stars mark the locations of Fort Vancouver National Historic Site units. Map by Trista Thornberry-Ehrlich (Colorado State University) with information from Alt and Hyndman (1995, http:// geology.isu.edu/Digital_Geology_Idaho/Module10/mod10.htm; accessed 29 July 2013).

Permission must be secured from the individual copyright owners to reproduce any copyrighted materials contained within this website. Digital assets without any copyright restrictions are public domain.

Base map by Tom Patterson (NPS), available at http://www.shadedrelief.com/physical/index.htm

Public domain:Full Granting Rights

Image

Fort Vancouver National Historic Site, Code: FOVA

Fort Vancouver National Historic Site
Latitude: 45.623851776123, Longitude: -122.662101745605

NPS.gov Collection

01/01/0001

Public Can View

Friday, July 2, 2021 3:31:01 PM

Friday, July 2, 2021 3:31:01 PM

06_FOVA_CRB_Wanapum_Extent_Map-01.jpg

Monday, January 1, 0001 12:00:00 AM

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2.8 MB

Scenic