Ground-water conditions in Pecos County, Texas, 1987

by Small, Ted A.,
Published: U.S. Geological Survey, 1993

Hydrogeologic sections of the Edwards Aquifer and its confining units in the San Antonio area, Texas

by Small, Ted A.,
Published: U.S. Geological Survey, 1986

Geologic framework and hydrogeologic characteristics of the Edwards Aquifer outcrop, Medina County, Texas

by Small, Ted A.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2000

Geologic framework and hydrogeologic characteristics of the outcrops of the Edwards and Trinity aquifers, Medina Lake area, Texas

by Small, Ted A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 1998

Geologic framework and hydrogeologic characteristics of the Edwards Aquifer outcrop (Barton Springs segment), northeastern Hays and southwestern Travis counties, Texas

by Small, Ted A.,
Published: U.S. Geological Survey, 1996

Geologic framework and hydrogeologic characteristics of the Edwards aquifer outcrop, Comal County, Texas

by Small, Ted A.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 1994

Geologic framework and hydrogeologic characteristics of the outcrops of the Edwards and Trinity aquifers, Medina Lake area, Texas

by Small, Ted A.,
Published: U.S. Geological Survey, 1998

Geologic framework and hydrogeologic characteristics of the Edwards Aquifer outcrop (Barton Springs segment), northeastern Hays and southwestern Travis counties, Texas

by Small, Ted A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 1996

Ground-water conditions in Pecos County, Texas, 1987

by Small, Ted A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1993

Geologic framework of the Edwards aquifer and upper confining unit, and hydrogeologic characteristics of the Edwards aquifer, south-central Uvalde County, Texas

by Clark, Allan K.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 1997

Carbonate geology and hydrology of the Edwards aquifer in the San Antonio area, Texas

by Maclay, Robert W.
Published: U.S. Dept. of the Interior, Geological Survey : Open-File Services Section, Western Distribution Branch, 1984

Geologic framework and hydrogeologic characteristics of the Edwards Aquifer outcrop, Hays County, Texas

by Hanson, John A.,
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Earth Science Information Center, Open-File Reports Section [distributor], 1995

Geologic framework of the Edwards aquifer and upper confining unit, and hydrogeologic characteristics of the Edwards Aquifer, south-central Uvalde County, Texas

by Clark, Allan K.,
Published: U.S. Geological Survey, 1997

Reconnaissance investigation of the geology and hydrogeology of Lackland Air Force Base, San Antonio, Texas

by Ozuna, G. B.,
Published: U.S. Geological Survey, 1993

Reconnaissance investigation of the geology and hydrogeology of Lackland Air Force Base, San Antonio, Texas

by Ozuna, G. B.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; ESIC, Open-File Reports Section, 1993

Hydrogeologic data from a study of the freshwater zone/salinewater zone interface in the Edwards Aquifer, San Antonio Region, Texas

by Pavlicek, Dianne.
Published: Dept. of the Interior, U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1987