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Karst Features of the Trinity aquifer of the Edwards plateau

Choose a feature on the left to read about it and see photos:

Caves

Caverns of Sonora, Sonora, Texas. Inside the Edwards-Trinity Plateau aquifer, Sonora Caverns, Sonora, Texas. (Photo by Eve Kuniansky)

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URL: http://water.usgs.gov/ogw/karst/aquifers/trinity/features
Page Contact Information: USGS Office of Groundwater
Page Last Modified: Monday, 30-Jan-2012 16:39:46 EST