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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

Description: iii, 11 pages : maps (some color) ; 28 cm.

Book

Hydrogeologic factors that affect the flowpath of water in selected zones of the Edwards Aquifer, San Antonio region, Texas

by Groschen, G. E.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 1996

Description: vi, 73 pages : illustrations (some color), maps (some color) ; 28 cm.

Book

Statistical analysIs of major ion and trace element geochemistry of water, 1986-2006, at seven wells transecting the freshwater/saline interface of the Edwards Aquifer, San Antonio...

by Mahler, B. J. 1959-
Published: U.S. Dept. of the Interor, U.S. Geological Survey, 2008

Description: 1 online resource (v, 46 pages) : illustrations (some color), color maps.

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Vulnerability of ground water to contamination, northern Bexar County, Texas

by Clark, Amy R. 1961-
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Information Services [distributor], 2003

Description: iii, 17 pages : color illustrations, color maps ; 28 cm.

Book

Vulnerability of ground water to contamination, northern Bexar County, Texas

by Clark, Amy R. 1961-
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2003

Description: iii, 17 pages : DJVU, image file.

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Biological and associated water-quality data for lower Olmos Creek and upper San Antonio River, San Antonio, Texas, March-October 1990

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

Description: 1 volume.

Book

Vulnerability of ground water to contamination, Edwards aquifer recharge zone, Bexar County, Texas, 1998

by Clark, Allan K.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 2000

Description: iii, 9 pages : illustrations (some color), maps (some color) ; 28 cm.

Book

Simulation of runoff and recharge and estimation of constituent loads in runoff, Edwards Aquifer recharge zone (outcrop) and catchment area, Bexar County, Texas, 1997-2000

by Ockerman, Darwin J.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Information Services [distributor], 2002

Description: iv, 31 pages : illustrations (some color), maps (some color) ; 28 cm.

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Simulation of streamflow and estimation of streamflow constituent loads in the San Antonio River watershed, Bexar County, Texas, 1997-2001

by Ockerman, Darwin J.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Information Services [distributor], 2003

Description: iv, 37 pages : illustrations (some color), color maps ; 28 cm.

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Stormwater runoff for selected watersheds in the Edwards aquifer recharge zone, Bexar County, Texas, 1996-98

by Ockerman, Darwin J.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1999

Description: 6 pages : digital, PDF file.

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Lithologic and physicochemical properties and hydraulics of flow in and near the freshwater/saline-water transition zone, San Antonio segment of the Edwards Aquifer, south-central...

Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2010

Description: 1 online resource (ix, 68 pages) : color illustrations, color maps.

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Diffuse-flow conceptualization and simulation of the Edwards aquifer, San Antonio region, Texas

by Lindgren, Richard J.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2006

Description: 1 online resource (iv, 48 pages) : illustrations (some color), color maps.

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Flow paths in the Edwards aquifer, northern Medina and northeastern Uvalde Counties, Texas, based on hydrologic identification and geochemical characterization and simulation

by Clark, Allan K.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2006

Description: v, 48 pages : digital, PDF file.

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Geologic, hydrologic, and geochemical identification of flow paths in the Edwards Aquifer, northeastern Bexar and southern Comal Counties, Texas

by Otero, Cassi L.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2007

Description: 1 online resource (v, 48 pages) : illustrations (some color), color maps.

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Sources of groundwater based on helium analyses in and near the freshwater/saline-water transition zone of the San Antonio segment of the Edwards Aquifer, south-central Texas, 2002...

by Hunt, Andrew Goodwin, 1966-
Published: U.S. Dept., of the Interior, U.S. Geological Survey, 2010

Description: 1 online resource (iv, 15 pages) : color illustrations, color maps.

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Quality of groundwater at and near an aquifer storage and recovery site, Bexar, Atascosa, and Wilson Counties, Texas, June 2004-August 2008

by Otero, Cassi L.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2010

Description: 1 online resource (viii, 34 pages) : illustrations, maps.

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Origin and characteristics of discharge at San Marcos Springs based on hydrologic and geochemical data (2008-10), Bexar, Comal, and Hays Counties, Texas

by Musgrove, MaryLynn, 1964-
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2012

Description: 1 online resource (viii, 94 pages) : color illustrations, color maps.

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Water-level altitudes and continuous and discrete groundwater quality at and near an aquifer storage and recovery site, Bexar, Atascosa, and Wilson Counties, Texas, June 2004-Septe...

by Crow, Cassi L.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2012

Description: 1 online resource (vii, 85 pages) : color illustrations.

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Quality of surface-water runoff in selected streams in the San Antonio segment of the Edwards aquifer recharge zone, Bexar County, Texas, 1997-2012

by Opsahl, Stephen P.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2012

Description: 1 online resource (iv, 19 pages) : color illustrations.

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Updated numerical model with uncertainty assessment of 1950-56 drought conditions on brackish-water movement within the Edwards Aquifer, San Antonio, Texas

by Brakefield, Linzy K.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2015

Description: 1 online resource (vii, 84 pages) : illustrations, maps.

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