Figure G.3 Job Number Revision 0 12552081 N:\NZ\Christchurch\Projects\51\12526951\GIS\Maps\Deliverables\12552081\12552081_Z002_GladstoneHYD_NorthSouthModelCrossSection.ai © 2021. Whilst every care has been taken to prepare this map, GHD make no representations or warranties about its accuracy, reliability, completeness or suitability for any particular purpose and cannot accept liability and responsibility of any kind (whether in contract, tort or otherwise) for any expenses, losses, damages and/or costs (including indirect or consequential damage) which are or may be incurred by any party as a result of the map being inaccurate, incomplete or unsuitable in any way and for any reason. Date 07 Dec 2021 Data source: GHD. Created by:jrprice Level 3, 138 Victoria Street, PO Box 13 468, Christchurch 8141, New Zealand T 64 3 378 0900 F 64 3 378 8001 E [email protected] W www.ghd.com Oceana Gold Limited Waihi North North - South Model Cross Section LEGEND RT (S) Weathered Andesite Hydrothermal Breccia Shallow Groundwater Flow Direction Rainfall Runoff Wetland / tributory Proposed Gladstone Pit Potentiometric groundwater level Groundwater Recharge RT (N) Ash / Regolith (S) Dacite Andesite Ash / Regolith (N) Distance (m) 100 0 200 300 400 500 600 700 800 900 1000 1100 Ohinemuri Tributary TB5 Gladstone Wetland & Ohinemuri Tributary TB4 m/s m/s m/s Groundwater discharge GLD03 m/s GLD01 ? ? 980 Level (m RL) 1000 1020 1040 1060 1080 1100 1120 1140 1160 1180 ? ? NORTH SOUTH Gladstone vein system inferred to be predominantly dewatered Run-off Rainfall recharge Infiltration Ash Ash Breccia Breccia Dacite Shallow GW system Andesite Rock Deeper groundwater system Proposed Pit Shallow groundwater system Weathered Andesite Shallow groundwater flow direction Infiltration to deeper groundwater
RkJQdWJsaXNoZXIy MjE2NDg3