1. Recent (2008-10) concentrations and isotopic compositions of nitrate and concentrations of wastewater compounds in the Barton Springs zone, south-central Texas, and their potential relation to urban development in the contributing zone Author/Creator: Mahler, B. J. 1959- (Barbara June), author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2011 Resource Type: Book Access & Availability: Loading
2. Evaluation of water-quality data and monitoring program for Lake Travis, near Austin, Texas Author/Creator: Rast, Walter, author Publication/Creation: Austin, Texas : U.S. Geological Survey, 1998 Resource Type: Book Access & Availability: Loading
3. Peak-flow frequency and extreme flood potential for streams in the vicinity of the Highland Lakes, central Texas Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Earth Science Information Center, Open-File Reports Section Resource Type: Map Access & Availability: Loading
4. Flow pattern in regional aquifers and flow relations between the lower Colorado River Valley and regional aquifers in six counties of southeastern Texas Publication/Creation: Austin, Texas : U.S. Geological Survey, 1989 Resource Type: Book Access & Availability: Loading
5. Statistical summary and evaluation of the quality of surface water in the Colorado River Basin, 1973-82 water years Author/Creator: Andrews, Freeman L., author Publication/Creation: Austin, Texas : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading