1. Graduate Student, Dept. of Civil and Resource Engineering, Dalhousie Univ., Centre for Water Resources Studies, 1360 Barrington St., Halifax, NS, Canada B3H 4R2.
2. Professor, Dept. of Civil and Resource Engineering, Dalhousie Univ., Centre for Water Resources Studies, 1360 Barrington St., Halifax, NS, Canada B3H 4R2 (corresponding author).
3. Ph.D. Student, Dept. of Civil and Resource Engineering, Dalhousie Univ., Centre for Water Resources Studies, 1360 Barrington St., Halifax, NS, Canada B3H 4R2.
4. Geologist, Geological Services Division, Nova Scotia Dept. of Natural Resources, 1701 Hollis St., Halifax, NS, Canada B3J 2T9.
5. Professor, Dept. of Civil and Resource Engineering, Dalhousie Univ., Centre for Water Resources Studies, 1360 Barrington St., Halifax, NS, Canada B3H 4R2.