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Publications in Hays

Title Publication Year Abstract Author Series Publisher
Geologic Map of the New Braunfels, Texas, 30x60 Minute Quadrangle Geologic Map of the New Braunfels, Texas, 30x60 Minute Quadrangle 2000 Collins, E.W. Miscellaneous Map Bureau of Economic Geology
Permeability structure of the Edwards aquifer, south Texas -- implications for aquifer management Permeability structure of the Edwards aquifer, south Texas -- implications for aquifer management 1998

This report describes the three-dimensional distribution of hydraulic conductivity in the Edwards aquifer from Kinney to Comal Counties, Texas.

Hovorka, S.D., Mace, R.E., Collins, E.W. Report of Investigations Bureau of Economic Geology
Structure Map of the San Antonio Segment of the Edwards Aquifer and Balcones Fault Zone, South-Central Texas: Structural Framework of a Major Limestone Aquifer: Kinney, Uvalde, Medina, Bexar, Comal, and Hays Counties Structure Map of the San Antonio Segment of the Edwards Aquifer and Balcones Fault Zone, South-Central Texas: Structural Framework of a Major Limestone Aquifer: Kinney, Uvalde, Medina, Bexar, Comal, and Hays Counties 1997 Collins, E.W., Hovorka, S.D. Miscellaneous Map Bureau of Economic Geology
Geologic map of the Hunter Quadrangle, Texas Geologic map of the Hunter Quadrangle, Texas 1991 Baumgardner, R.W., Jr., Collins, E.W. Open-File Map Bureau of Economic Geology
Geologic map of the Devil's Backbone Quadrangle, Texas Geologic map of the Devil's Backbone Quadrangle, Texas 1991 Collins, E.W. Open-File Map Bureau of Economic Geology
Geologic map of the Wimberley Quadrangle, Texas Geologic map of the Wimberley Quadrangle, Texas 1991 Collins, E.W., Baumgardner, R.W., Jr., Raney, J.A. Open-File Map Bureau of Economic Geology
The Guadalupe - Lavaca - San Antonio - Nueces River basins regional study: San Antonio East - Llano East sheets The Guadalupe - Lavaca - San Antonio - Nueces River basins regional study: San Antonio East - Llano East sheets 1985 Wermund, E.G., Gustavson, T.C., Garner, L.E., Morton, R.A., Woodruff, C.M., Jr., Macpherson, G.L., McKinney, L., Nilsson, J. River Basins Regional Studies Bureau of Economic Geology
The Guadalupe - Lavaca - San Antonio - Nueces River basins regional study: Seguin West - Austin West sheets The Guadalupe - Lavaca - San Antonio - Nueces River basins regional study: Seguin West - Austin West sheets 1985 Wermund, E.G., Gustavson, T.C., Morton, R.A., Woodruff, C.M., Jr., Macpherson, G.L., McKinney, L., Nilsson, J., Waddell, C.T. River Basins Regional Studies Bureau of Economic Geology
Hydrogeology of Edwards Aquifer-Barton Springs Segment, Travis and Hays Counties, Texas Hydrogeology of Edwards Aquifer-Barton Springs Segment, Travis and Hays Counties, Texas 1984 Woodruff, C.M., Jr., Slade, Raymond M., Jr. Austin Geological Society Austin Geological Society
Hydrogeology of the Edwards aquifer, Austin area, central Texas Hydrogeology of the Edwards aquifer, Austin area, central Texas 1984

The Edwards Formation, on the downthrown side of Mt. Bonnell fault in the Austin, Texas, area (Hays and Travis Counties), is part of the northeastern extension of the Edwards Underground Reservoir, the primary source of water in numerous counties along the Balcones Fault Zone.

Senger, R.K., Kreitler, C.W. Report of Investigations Bureau of Economic Geology