Ground-Water Availability of the Lower Cretaceous Formations in the Hill Country of South-Central Texas (open access)

Ground-Water Availability of the Lower Cretaceous Formations in the Hill Country of South-Central Texas

Report on groundwater availability of the lower cretaceous formations in the hill country of South-Central Texas. It describes the geology of the area, water quality, and the Trinity Group aquifer.
Date: January 1983
Creator: Ashworth, John B.
Object Type: Report
System: The Portal to Texas History
Edwards Aquifer Hydrogeologic Status Report for 1992 (open access)

Edwards Aquifer Hydrogeologic Status Report for 1992

Report on the status of the Edwards Aquifer, discussing current and historic water levels, trends, and water quality.
Date: August 1993
Creator: Edwards Underground Water District (Tex.). Field Operations Division.
Object Type: Report
System: The Portal to Texas History

Blanco Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
Date: 1963
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Quadrangle

Satellite image topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
Date: 2010
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 2012
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1965
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1894
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1940
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1887
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1903
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1918
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanco Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Crabapple Creek Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1973
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Crabapple Creek Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1965
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Crabapple Creek Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 2012
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Fredericksburg Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1894
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Fredericksburg Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1916
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Fredericksburg Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1932
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Fredericksburg Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1906
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hye Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hye Quadrangle

Satellite image topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
Date: 2010
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hye Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1964
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hye Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1964
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hye Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1962
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History