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 Walnut Creek Field Trip
February 8th, 2025
TDLR Carpool from Petroleum Club at 6:30am
OR
Meet us at the Bureau of (more...)
STGS February Luncheon
February 12th, 2025
Located at San Antonio Petroleum Club
8620 N. New Braunfels, 7th Floor
11:30am (more...)
STGS Wichita Paleoplain Field Trip
March 22nd, 2025
Save the date for a field trip to the heart of the Texas hill country to view (more...)