Borehole Log: 10-MW05-2 Project No: 1043-0401 10-BH05-3 Project: Whitehorse Airport Client: PWGSC Logged By: JBM Location: Whitehorse Checked By: JBM SUBSURFACE PROFILE SAMPLE Organic Vapour Rdg. Well Completion Details PPM Description 100 300 500 700 900 ft m Ground Surface Flush Mtd 0 CONCRETE Concrete 1 Solid Pipe SAND 2 Sand, medium dense, Sand 0 brown to grey, dry 3 3-1 1 Bentonite 4 5 80 6 2.1m - 2.4m: Hydrocarbon 3-2 2 like odour 7 Slotted Pipe 8 SANDY SILT 775 Water Level Silt, some sand, stiff, 9 3-3 grey, moist 3 10 Sept. 25, 2005 11 12 Sand SAND 13 4 Sand, loose, grey, moist 820 14 4.3m: Hydrocarbon like 3-4 odour 15 SANDY SILT 16 Cap Silt, some sand, stiff, 5 80 grey, moist 17 3-5 18 Caving 10 19 3-6 6 20 End of Borehole 21 22 23 7 24 Hole Dia: 10 cm Drilled By: Geotech Well Dia: 55mm Grnd Elev: NA Drill Method: Geoprobe TOC Elev: NA Drill Date: 05/08/25 Sheet: 1 of 1