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Principal aquifer
Color bar in aquifer map color

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Aquifers on National Atlas Map Browser

Aquifers' Data
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 Edwards-Trinity aquifer system

map of Edwards-Trinity aquifer system

Map of aquifer system, including underground extent

Description and map of sandstone and carbonate-rock aquifers

Publication source

U.S. Department of the Interior, U.S. Geological Survey
For more information contact: Office of Groundwater
Last modified:   Thursday, 03-Jan-2013 20:01:02 EST
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