Bedrock Geology and Hydrostratigraphy of the Edwards and Trinity Aquifers Within the
Driftwood and Wimberley 7.5-Minute Quadrangles, Hays and Comal Counties, Texas
By Allan K. Clark and Robert R. Morris
U.S. Geological Survey
Abstract

STGS November Luncheon
November 12th, 2025
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Annual San Antonio Oil & Gas Industry Christmas Party
December 18th, 2025
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