Supporting Technical Assessments

Martha Pit Mine Site Ohinemuri River Waihi Storage 2 TSF Storage 1A TSF Ruahorehore Stream Proposed Storage 3 TSF Site DRAWING INDEX Oceana Gold (New Zealand) Limited Waihi OCEANA GOLD NZ LIMITED JOB NUMBER: ORIGINAL SCALE: A3 SIZE: DRAWING No. DATE TITLE BY PROJECT APPR. DESIGNED CHECKED DRAWN DESIGN APPR. APPROV. CHECKED REVISION DATE BY No. C COPYRIGHT written approval from in any way without prior and may not be copied OCEANA GOLD NZ LIMITED the property of This drawing remains REV. No. Preliminary Issue Tender Issue Construction Issue Signed: Signed: Signed: Date: Date: Date: PROJECT: AREA: DEVELOPMENT SITE Locality Plan and Index Storage 3 Tails / Waste Rock 080 WAI-983-080-DWG-CI-0500 D 8983 as shown Storage 3 RL155 TSF TM 06-07-21 ET 10-08-20 ET 10-08-20 JL 10-08-20 A JL 09-09-20 Preliminary Issue ET ET WAI-983-080-DWG-CI-0500 Site Plan - Development Site South - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0516 Sections - Storage 3 Perimeter Bund - Tails / Waste Rock 080 Sections - Storage 3 Collection Pond - Tails / Waste Rock 080 Sections - Storage 3 - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0101 WAI-983-080-DWG-CI-0556 WAI-983-080-DWG-CI-0608 Locality Plan and Index - Storage 3 - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0517 WAI-983-080-DWG-CI-0518 WAI-983-080-DWG-CI-0626 WAI-983-080-DWG-CI-0627 WAI-983-080-DWG-CI-0541 Sections - Storage 3 Uphill Diversion - Tails / Waste Rock 080 Sections - Storage 3 - Tails / Waste Rock 080 Sections - Storage 3 - Tails / Waste Rock 080 Layout Plan - Storage 3 Leachate Drain - Tails / Waste Rock 080 Details - Storage 3 Leachate Drain - Tails / Waste Rock 080 Details - Storage 3 Subsurface Drain- Tails / Waste Rock 080 WAI-983-080-DWG-CI-0620 Details - Storage 3 Subsurface Drain- Tails / Waste Rock 080 WAI-983-080-DWG-CI-0621 WAI-983-080-DWG-CI-0622 WAI-983-080-DWG-CI-0639 Layout Plan - Storage 3 Subsurface Drain - Tails / Waste Rock 080 Details - Storage 3 Drainage - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0511 Layout Plan - Storage 3 RL135 Embankment - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0512 Layout Plan - Storage 3 RL145 Embankment - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0513 Layout Plan - Storage 3 RL155 Embankment - Tails / Waste Rock 080 B JL 27-10-20 Drawing Number Changes ET ET C JL 06-07-21 WNP update ET TM WAI-983-080-DWG-CI-0519 Sections - Storage 3 - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0520 Sections - Storage 3 - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0690 Layout Plan - Storage 3 Closure - Tails / Waste Rock 080 D ET 04-10-21 Closure Plan ET

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