Alluvial deposits on one or more terrace levels
Contains lenses of gravel and clay
Alluvial deposits of local streams or of overbank flow of major streams - In some areas includes deposits in abandoned meanders of major streams
Deposited mostly on terrace deposits of the second level. Younger than some terrace deposits, older than others
Wilcox Group
Alluvium - clay, silt, sand, and gravel.