1. West Virginia Univ.Civil and Environmental Engineering395 Evansdale DriveMorgantownWV26505
2. Univ. of UtahCivil and Environmental Engineering110 Central Campus Drive, Suite 2000Salt Lake CityUtah84112
3. Virginia Tech, Civil and Environmental Engineering418 Durham Hall, 1145 Perry Street, MC 0246BlacksburgVA24061
4. The Univ. of MemphisDep. of ChemistryMemphisTN38152
5. Utah Water Research LaboratoryUtah State Univ.8200 Old Main HillLoganUT84322‐8200
6. USGS, National Water Quality LaboratoryPO Box 25585DenverCO80225
7. West Virginia Univ.Biology, 5108 Life Sciences Building, 53 Campus DriveMorgantownWV26506
8. Division of Environmental and Ecological Engineering and LylesSchool of Civil Engineering, Purdue Univ.West LafayetteIN47907