Austin Area Geology
Modified from Garner and Young, 1992
The Edwards Aquifer Recharge & Contributing Zones form the green band of geologic formations on the northwest half of this map. Austin is at the
center of the map, along the Lower Colorado River which runs through the center of Austin, Texas.
Garner, L. E., K. P. Young, P. U. Rodda, G. L. Dawe, and M. A. Rogers, Geologic Map of the Austin Area, Plate VII, Reprinted 1992,
from Garner, L. E., and K. P. Young, Environmental Geology of the Austin Area: An Aid to Urban Planning, Report of Investigations 86,
The University of Texas at Austin, Bureau of Economic Geology, reprinted 1992, 1976.