Description: Geology, structure, and thickness of hydrogeologic units in part of the Columbia Plateau, Oregon

Main Author:	Geological Survey (U.S.),
Other Authors:	Gonthier, Joseph B.,, National Regional Aquifer Systems Analysis Program (U.S.)
Format:	Map
Language:	English
Published:	Portland, Oregon : Department of the Interior, United States Geological Survey, 1990.
Physical Description:	1 online resource (11 maps on 6 sheets) : some color.
Series:	Water-resources investigations report ; 86-4001.
Subjects:	Aquifers -- Columbia Plateau -- Maps. Hydrogeology -- Columbia Plateau -- Maps. Geology, Structural -- Maps.
Online Access:	https://purl.fdlp.gov/GPO/gpo142384

Item Description:	Relief shown by contours and spot heights. GPO Cataloging Record Distribution Program (CRDP). Includes text, bibliographical references, 2 ancillary maps, stratigraphic chart, and glossary.
Physical Description:	1 online resource (11 maps on 6 sheets) : some color.
Bibliography:	Includes text, bibliographical references, 2 ancillary maps, stratigraphic chart, and glossary.