Hole_ID Hole_Type Year EOH Ref_System Ref_Method Ref_Accuracy UTM_East UTM_North UTM_RL UTM_Grid Date_Commenced Date_Completed Project Casing_Type Casing_From Casing_To Casing_Diam Drilling_Company Drill_Rig Logged_By Sampled_By Purpose HGW1 DD 2006 511 UTM GPS 20 376190 5355650 512 AGD66_55 16/05/2006 14/08/2006 Henty Valley PVC 0 511 40mm Boart Longyear LF70 Lloyd David CA Test EM anomaly