References

Centre for Resource and Environmental Studies. (No date). ANUDEM 4.6.2 [Online]. Available: http://cres.anu.edu.au/software/anudemtxt.html [1998, November 16]

Land, L.F. (1991) national water quality assessment program--The Trinity River Basin. Available: http://www.usgs.gov/state/state.asp?State=TXtrin/ofr91-158.html [1998, December 3]

Texas Natural Resource Conservation Commission. (No date). Texas Surface Water Quality- What Is it, and How Is It Measured? [Online]. Available: http://www.tnrcc.state.tx.us/water/quality/tmdl/index.html [1998, November 16].

Texas Natural Resource Conservation Commission. 1997. Surface Water Rights in Texas: How They Work and What to Do When They Don't [Online]. Available: http://www.tnrcc.state.tx.us/admin/topdoc/gi/228/index.html [1998, November 16].

Texas Natural Resource Conservation Commission. 1997. Local Government Guide to the TNRCC [Online]. Available: http://www.tnrcc.state.tx.us/admin/topdoc/gi/145/ [1998, November 16].

U.S Environmental Protection Agency. 1994. The U.S. EPA Reach File Version 3.0 Alpha Release (RF3-Alpha) Technical Reference [Online]. Available: http://epa.gov/OWOW/NPS/rf/techref.html [1998, November 17]

U.S Environmental Protection Agency. 1994. The EPA Reach File: A national Spatial Data Resource [1998, November 17] 

U.S. Geological Survey. (No date). 1-Degree USGS Digital Elevation Models [Online]. Available: http://edcwww.cr.usgs.gov/glis/hyper/guide/1_dgr_dem [1998, November 28].

U.S. Geological Survey. (No date). Index of /glis/hyper/glossary [Online]. Available: http://edcwww.cr.usgs.gov/glis/hyper/glossary/ [1998, November 28].

U.S. Geological Survey. (No date). Data Users Guide [Online]. Available: ftp://mapping.usgs.gov/pub/ti/DEM/demguide/dugdem.txt [1998, November 28].

 

 

 

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Introduction

Objectives

Data

Procedure

Conclusions