1. Senior Technologist, CH2M HILL, 1100 NE Circle Blvd., Suite 300, Corvallis, OR 97330 (corresponding author).
2. Principal Technologist, CH2M HILL, 2020 SW 4th Ave., Suite 300, Portland, OR 97201.
3. Associate Engineer, CH2M HILL, 2020 SW 4th Ave., Suite 300, Portland, OR 97201.
4. Associate Engineer, CH2M HILL, 1100 NE Circle Blvd., Suite 300, Corvallis, OR 97330.
5. Project Manager, Chemical Engineer, United States Environmental Protection Agency, 290 Broadway, New York, NY 10007-1866.