1. Columbia University, Lamont-Doherty Earth Observatory, 61 route 9W, Palisades, New York 10964, United States
2. City University of New York, Graduate Center
and Queens College, 65-30
Kissena Blvd., Flushing, New York 11367, United States
3. University of Maine, Department of Physics and Astronomy, 120 Bennett Hall, Orono, Maine 04469, United States
4. U.S. Geological
Survey, Maine Water Science Center, 196 Whitten Road, Augusta, Maine, 04330, United States
5. Maine Geological
Survey, 93 State House Station, Augusta, Maine, 04333, United States
6. Maine Center for Disease
Control and Prevention, 286 Water Street,
State House Station 11, Augusta, Maine 04333, United States