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USGS Science Topics > Aquifer basics

Metadata:
  Identification_Information:
    Citation:
      Citation_Information:
        Originator: Office of Ground Water
        Title: Aquifer basics
        Publication_Date: 
        Publication_Information:
          Publisher: U.S. Geological Survey
        Online_Linkage: http://capp.water.usgs.gov/aquiferBasics/
    Description:
      Abstract:
        Links to general information on water supply by aquifers based on rock types and to principal national aquifers by name.
    Access_Constraints: none
    Use_Constraints: none
    Keywords:
      Theme:
        Theme_Keyword_Thesaurus: Alexandria Digital Library Feature Type Thesaurus
        Theme_Keyword: aquifers
      Place:
        Place_Keyword_Thesaurus: Augmented FIPS 10-4 and FIPS 6-4
        Place_Keyword: fUS = United States
      Theme:
        Theme_Keyword_Thesaurus: USGS Thesaurus
        Theme_Keyword: bedrock geologic units
        Theme_Keyword: groundwater
        Theme_Keyword: hydrogeology
        Theme_Keyword: maps and atlases
        Theme_Keyword: unconsolidated deposits
  Metadata_Reference_Information:
    Metadata_Date: 20120905