1. Civil Engineering Department, College of Engineering, University of Alaska Anchorage, Anchorage, Alaska 99508, United States
2. Water and Environmental Research Center, University of Alaska Fairbanks, Fairbanks, Alaska 99775, United States
3. Water Quality Research and Development, Southern Nevada Water Authority, Henderson, Nevada 89015, United States
4. Department of Civil and Environmental Engineering, University of Alaska Fairbanks, Fairbanks, Alaska 99775, United States