AA- Atomic Absorption ASPRS - The American Society for Photogrammetry and Remote Sensing ASTM - American Society of Testing Materials BOD - Biological Oxygen Demand CAD - Computer Assisted Drafting CFR - Code of Federal Regulations CLP - Contract Laboratory Procedures CVAA - Cold Vapor Atomic Absorption DEM- Digital Elevation Models DNAPL - Dense Non-aqueous Phase Liquids DOD - Department of Defense DOQQ's - Digital Orthophoto Quarter Quadrangles EPA - Environmental Protection Agency ESRI - Environmental Systems Research Institute ETDCC - Environmental Technology Development and Commercialization Center FTIR - Fourier Transform Infrared GC/MSD - Gas Chromatagraph Mass Selective Detector GFAA - Graphite Furnace Atomic Absorption GIS - Geographic Information Systems GPS - Global Positioning System GRASS - Geographic Resource Analysis Support System IAP - Industrial Assistance Program ICPAES - Inductively Coupled Plasma Atomic Emission Spectrometer MAP - Municipal Assistance Program NASA - National Aeronautical & Space Administration NIOSH - National Institution for Occupational Safety and Health NMR - Nuclear Magnetic Resonance NPDWR - National Primary Drinking Water Regulations NSDWR - National Secondary Drinking Water Regulations RDBMS - Relational Data Base Management System SHSU - Sam Houston State University TCLP - Toxicity Characteristic Leaching Procedures TNRCC - Texas Natural Resources Conservation Commission TRIES - Texas Research Institute for Environmental Studies TxDot - Texas Department of Transportation UV/VIS - Ultra Violet/Visible