Ground Water Atlas of the United States: Idaho, Oregon, Washington
http://capp.water.usgs.gov/gwa/ch_h/H-text9.html

United States Geological Survey


This website contains a complete hydro-geologic summary of the Columbia Plateau Regional Aquifer System. The summary includes thirteen maps and figures that are accompanied by text descriptions. All texts and figures are available for download.

This resource is referenced here:
Subject: Geoscience:Hydrology:Ground Water:Aquifer properties, Geoscience:Geology
Resource Type: Scientific Resources:Research Results, Audio/Visual:Maps
Topics: Solid Earth:Structural Geology:Applications of Structural Geology to Other Disciplines, Hydrosphere/Cryosphere:Groundwater:Aquifer propertiesKeyword: Columbia Plateau Regional Aquifer System