Fact Sheet 2006-3008
U.S. GEOLOGICAL SURVEY
Fact Sheet 2006-3008
Figure 4. Bedrock geology and basin-fill characteristics in the Detrital, Hualapai, and Sacramento Valleys (modified from Richard and others, 2000, and Freethey and others, 1986).
For more information about USGS activities in Arizona, visit the USGS Arizona Water Science Center home page.