BOREHOLELOG PROJECTNAME:TAKHINIRIVERSUDIVISIONWATERSUPPLY BOREHOLENO.: TW14-03 LOCATION: TAKHINIRIVERSUBDIVISION PROJECTNO.: ENVH2O03066-01 DATEDRILLED: NOVEMBER13,2014 GROUNDELEV.: 680.0mamsl(TAKENWITHHANDHELDGPS) DRILLTYPE: AIRROTARY NTS(NAD-83): 6746646N;458317E;Zone8 INSTRUMENTATION LITHOLOGY COMMENTS INSTALLATIONSUMMARY Depth(m) Elevation(m) 1.0mStick-up 0 680.0 SAND-tracesilt,poorlygraded,medium,dry SANDandSILT-poorlygraded,fine,dry 50mmThickBentoniteseal SILTandCLAY-verywet,mediumtohighplastic onexteriorsteelcasing 10 670 Staticwaterlevel20.5mbgs NOTE: 20 660 Potentialpermafrostlenseasobservedby (November18,2014) driller.Notconfirmedindrillcuttings. Drillerbeganusingdrillingfluid(potable water). 30 SILT-someclay,verywet,lowtomediumplastic 650 40 640 50 630 60 620 70 610 80 600 90 590 100 580 110 570 SANDandGRAVEL-tracesilt,well 120 560 graded,finetomediumsand,fine SAND-tracesilt,poorlygraded,fine,verywet gravel,sub-angular,verywet, significantyieldfromaquiferzone 130 129.8-ENDOFHOLE 550 SAND-tracegravel,tracesilt,poorly graded,fine,verywet 140 540 SCREENINSTALLATION 150 530 DETAILSSEEFIGURE3 160 520 CLIENT TAKHINIRIVERSUBDIVISIONWATERSUPPLY CHAMPAGNEANDAISHIHIK FIRSTNATIONS TW14-03 BOREHOLELOG PROJECTNO. DWN CKD REV ENVH2O03066-01 CB GJE 0 EBA Figure2 OFFICE DATE EBA-WHSE December10,2014 Q:\Whitehorse\Data\0201drawings\Whitehorse\ENV-H2O\ENVH2O03066-01 Takhini River Backup Well Installation\ENVH2O03066-01 Fig.1 R0.dwg [FIGURE 2] December 11, 2014 - 1:02:56 pm (BY: EARL, GARETH) K-Packer (threadedtoriser) SAND-tracesilt,poorlygraded, fine,verywet Steelriser(weldedtoscreen) SANDandGRAVEL-tracesilt, 128.2mbgs wellgraded,finetomediumsand, finegravel,sub-angular,verywet, significantyieldfromaquiferzone Nativematerialfilterpack (establishedduringdevelopment) 10-SlotJohnsonScreens Continuous-Slot,Vee-Wire stainlesssteelscreen SAND-tracegravel,tracesilt, poorlygraded,fine,verywet 129.4mbgs End-cap (threadedtoscreen) Holebackfilledwithsilicasand 129.8mbgsEOH CLIENT NOTTOSCALE TAKHINIRIVERSUBDIVISIONWATERSUPPLY CHAMPAGNEANDAISHIHIK FIRSTNATIONS SCREENINSTALLATIONDETAILS PROJECTNO. DWN CKD REV ENVH2O03066-01 CB GJE 0 EBA Figure3 OFFICE DATE EBA-WHSE December10,2014 Q:\Whitehorse\Data\0201drawings\Whitehorse\ENV-H2O\ENVH2O03066-01 Takhini River Backup Well Installation\ENVH2O03066-01 Fig.1 R0.dwg [FIGURE 3] December 11, 2014 - 1:46:21 pm (BY: EARL, GARETH)