449 E. Cedar Blvd. Othello, WA 99344 509-488-3409 www.cbgwma.org

• fiche de synthèse - matière potentielle : results

A Summary of Columbia River Basalt Group Physical Geology and its Influence on the Hydrogeology of the Columbia River Basalt Aquifer System: Columbia Basin Ground Water Management Area of Adams, Franklin, Grant, and Lincoln Counties June 2009 449 E. Cedar Blvd. Othello, WA 99344 509-488-3409

• central columbia plateau
• emplacement
• movement of groundwater
• crbg
• complex consists
• basalt
• flows
• sheet
• lava
• flow