Groundwater Contamination: Transport and Remediation

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September 1999



This text addresses the scientific and engineering aspects of subsurface contaminant transport, analysis, and modeling as well as remediation in ground water. It offers a modern engineering approach to ground water contamination problems of the nineties and beyond.


1. Introduction to Ground Water Contamination. The Hydrologic Cycle. Ground Water Hydrology. Ground Water Contamination and Transport. Evolution of Ground Water Information. Ground Water Remediation. 2. Ground Water Hydrology. Introduction. Properties of Ground Water. Ground Water Movement. General Flow Equations. Dupuit Equations. Streamlines and Equipotential Lines. Unsaturated Flow and the Water Table. 3. Ground Water Flow and Well Mechanics. Steady-State Well Hydraulics. Steady One-Dimensional Flow. Steady Radial Flow to a Well-Confined. Steady Radial Flow to a Well-Unconfined. Well in a Uniform Flow Field. Multiple-Well System. Unsteady Well Hydraulics. 4. Sources and Types of Groundwater Contamination. Introduction. Underground Storage Tanks. Landfills. Surface Impoundments. Waste Disposal Injection Wells. Septic Systems. Agricultural Wastes. Land Application and Mining. Radioactive Contaminants. Military Sources of Contamination. Classification of Organic Compounds. Inorganic Compounds in Groundwater. A Typical Industrial Waste Site. 5. Hydrogeologic Site Investigations. By Robert S Lee and John A Connor. Introduction. Development of Conceptual Site Model. Strategy for Hydrogeologic Site Investigations. Development of a Detailed Site Investigation Workplan. Data Collection Methods. Geologic Data Acquisition. Hydrologic Data Acquisition. Acquisition of Soil and Groundwater Quality Data. Data Evaluation Procedures. 6. Contaminant Transport Mechanisms. Introduction. Advection Process. Diffusion and Dispersion Processes. Mass Transport Equations. One-Dimensional Models. Governing Flow and Transport Equations. Analytical Methods. Multidimensional Methods. Tests for Dispersivity. Natural Gradient Field Tests for Dispersion. 7. Contaminant Fate Processes. By Joseph B Hughes. Introduction. Sorption and Desorption. Abiotic Fate Processes. Volatilization. Biodegradation. Evaluation of Fate Processes. 8. Modeling Biodegradation and Natural Attenuation. Kinetics and Rates of Biodegradation. Modeling Biodegradation. Biodegradation Models. Analytical Natural Attenuation Models. Numerical Natural Attenuation Models. Field Site Applications. 9. Flow and Transport of the Unsaturated Zone. By Manar El-Beshry. Capillary Action. Soil-Water Characteristic Curves. Unsaturated Hydraulic Conductivity. Governing Equation for Unsaturated Flow. Measurement of Soil Properties. Infiltration Models. Transport Processes in the Unsaturated Zone. Governing Equations for Vapor Transport. Vadose Zone Flow and Transport Models. 10. Numerical Modeling of Contaminant Transport. Introduction. Numerical Methods. Finite Difference Methods. Finite Element Methods. Method of Characteristics (MOC). Numerical Flow Models. Contaminant Transport Models. Modeling With Graphical Pre-Processors. Applying Numerical Models to Field Sites. 11. Nonaqueous Phase Liquids. Introduction. Types of NAPLs. NAPL Transport - General Processes. NAPL Transport - Computational Methods. Fate of NAPLs in the Subsurface. Characterizing NAPLs at Remediation Sites. 12. Natural Attenuation and Risk Based Corrective Action. Introduction. General Principles Behind Natural Attenuation. Natural Attenuation Protocols and Guidance. Demonstrating Natural Attenuation. Risk-Based Corrective Action (RBCA). 13. Ground Water Remediation Alternatives. Introduction to Remediation Methods. Remedial Alternatives. Containment Methods for Source Control. Hydraulic Controls and Pump and Treat Systems. Bioremediation. Soil Vapor Extraction Systems. Remediating NAPL Sites. Emerging Remediation Technologies. Case Studies of Remediation. 14. Legal Protection of Ground Water. By James B Blackburn. The Process of Ground Water Protection. The Safe Drinking Water Act of 1974. The Resource Conservation and Recovery Act of 1976. The Hazardous and Solid Waste Amendment of 1984 (HSWA). CERCLA. Superfund Amendment and Reauthorization Act of 1986 (SARA). Homework. Index.


DR. PHILIP BEDIENT is Chair and Professor of the Department of Environmental Sciences and Engineering, Rice University, Houston, TX. He is author or co-author of over 100 articles and five textbooks related to surface and groundwater hydrology and containment transport. Bedient has directed over 40 research projects, including the BIOPLUME II program for modeling aerobic biodegradation of organic components in groundwater. He also helped direct the extensive remediation studies at HIUAFD. DR. HANADI S. RIFAI is Assistant Professor in Civil and Environmental Engineering at the University of Houston. She teaches courses in hydrology, fluid mechanics, engineering design, risk assessment, and geographic information systems, has co-authored two textbooks, and is principal author of the BIOPLUME II and III models. DR. CHARLES J. NEWELL is Vice President, Environmental Engineer, Groundwater Services, Inc., and Adjunct Professor of Environmental Science and Engineering, Rice University, Houston, TX. He was Principal Investigator for the $2.5 million, multiple-site natural attenuation project at the Air Force Center for Environmental Excellence.
EAN: 9780130138408
ISBN: 0130138401
Untertitel: Sprache: Englisch.
Erscheinungsdatum: September 1999
Seitenanzahl: 604 Seiten
Format: kartoniert
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