Table 1.

Sample Sites, Dates, GPS Coordinates, and Weather for the Locations Involved in the NWPDX-2009 Study

Site	Date and Time	Coordinates	Temp.	Wind	Weather
Traverse start: Kugluktuk	10 April 2009; 10:15 a.m. local	67°49.32′N; 115°05.42′W
Sample site A	10 April 2009; 11:20 a.m. local	67°49.97′N; 115°01.19′W	−2.2°C	SW; 20 kt	Overnight; snow
Sample site B	11 April 2009; 11:00 a.m. local	67°44.12′N; 113°54.33′W	−6.8°C	SW; calm	Overnight; SW winds
Sample site C	16 April 2009; 9:00 a.m. local	69°01.02′N; 105°50.06′W	−5°C	SW; 20 kt	Overnight; snow
Traverse end: Cambridge Bay	17 April 2009; 2:00 p.m. local	69°07.02′N; 105°03.11′W