Geodatabase of the available top and bottom surface datasets that represent the Basin and Range basin-fill aquifers, Arizona, California, Idaho, Nevada, New Mexico, Oregon, and Utah
This geodatabase includes spatial datasets that represent the Basin and Range basin-fill 
aquifers in the States of Arizona, California, Idaho, Nevada, New Mexico, Oregon, and 
Utah. Included are: 
			
(1) polygon extents; datasets that represent the aquifer system extent, the entire 
extent subdivided into subareas …