1. Department of Chemical; Biochemical and Environmental Engineering and Center for Urban Environmental Research and Education, University of Maryland; Baltimore County Maryland USA
2. Eastern Geographic Science Center, U.S. Geological Survey; Reston Virginia USA
3. Colorado School of Mines and ReNUWIt, Urban Water Engineering Research Center; Department of Geology and Geological Engineering; Golden Colorado USA
4. Department of Geography and Environmental Systems and Center for Urban Environmental Research and Education; University of Maryland; Baltimore County Maryland USA