1. Cudworth Professor of Urban Water Systems, Dept. of Civil, Construction and Environmental Engineering, Univ. of Alabama, Tuscaloosa, AL 35487-0205 (corresponding author).
2. Assistant Professor, Dept. Civil and Environmental Engineering, Univ. of North Carolina at Charlotte, Charlotte, NC 28269.
3. Assistant Professor of Environmental Engineering, School of Science, Engineering and Technology, Penn State, Harrisburg, 777 W. Harrisburg Pike TL-105, Middletown, PA 17057.
4. Water Resources Engineer, Tampa Bay Water, 2575 Enterprise Rd., Clearwater, FL 33763.
5. Project Geotechnical Engineer/Engineering Dept. Manager, QORE, Inc., 3608 7th Court South, Birmingham AL 35222.