Borehole Log: 6-MW05-4 Project No: 1043-0401 6-BH05-4 Project: Whitehorse Airport Client: PWGSC Logged By: MR / 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 210 0 SAND AND GRAVEL 4-1 Concrete 1 Sand and gravel, loose, Solid Pipe brown, dry 2 Sand SAND 3 1 Medium to fine grained sand, trace gravel, loose, 50 4 brown to grey 4-2 5 Bentonite 55 6 2 4-3 7 8 Slotted Pipe 130 9 4-4 3 10 Sand 11 9200 12 3.7m to 4.6m: Strong 4-5 hydrocarbon like odour 13 4 920 14 4-6 230 15 CLAY 4-7 16 Clay, stiff, grey, wet 5 17 Cap 18 Caving 35 19 4-8 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: 05/09/24 Sheet: 1 of 1