Signal Hill 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: 1983
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Occurrence, Availability, and Quality of Ground Water in Travis County, Texas (open access)

Occurrence, Availability, and Quality of Ground Water in Travis County, Texas

Report on the ground water investigation of Travis County, including an analytical discussion of the occurrence and availability of supplies, basic data tables, chemical quality, and estimates for development.
Date: June 1983
Creator: Brune, Gunnar & Duffin, Gail L.
Object Type: Report
System: The Portal to Texas History