1 Postdoctoral Researcher, Dept. of Civil Engineering, Catholic Univ. of America, Washington, DC 20064.
2 Research Ecologist, National Risk Management Research Laboratory, Office of Research and Development, Water Systems Division, US Environmental Protection Agency, 26 W. Martin Luther King Dr., Cincinnati, OH 45268.
3 Physical Scientist, National Risk Management Research Laboratory, Office of Research and Development, Water Systems Division, US Environmental Protection Agency, 26 W. Martin Luther King Dr., Cincinnati, OH 45268.
4 Senior Research Hydrologist, National Risk Management Research Laboratory, Office of Research and Development, Water Systems Division, US Environmental Protection Agency, 26 W. Martin Luther King Dr., Cincinnati, OH 45268.
5 Associate Professor, Dept. of Civil Engineering, Catholic Univ. of America, Washington, DC 20064.