Supporting Technical Assessments

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 ! ! ! ! ! ! ! ! A@ ! A ! A ! A ! A ! A ! A ! A ! GLD01b - dry P79d - 1086.81 mRL GLD02a - 1112.317 mRL GLD01a - 1123.38 mRL GLD03a - 1105.428 mRL P79i - 1091.45 mRL GLD01 - 1123.629 mRL GLD02 - 1113.35 mRL GLD03 - 1109.152 mRL P79s - 1096.62 mRL 1120 1115 1110 GLD04s - 1084.92 mRL GLD04i - 1085.28 mRL GLD04d - 1085.32 mRL Gladstone Wetland Ohinemuri River N:\NZ\Christchurch\Projects\51\12552081\GIS\Maps\Deliverables\12552081_C2_GladstoneIntermediateGWSystem.mxd © 2021. Whilst every care has been taken to prepare this map, GHD (and LINZ, ESRI, Oceana Gold Limited, EGL) 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. LEGEND 0 20 40 10 Metres Map Projection: Transverse Mercator Horizontal Datum: NZGD 2000 Grid: NZGD 2000 New Zealand Transverse Mercator Oceana Gold Limited Waihi North Figure C.2 Job Number Revision 0 12552081 25 Nov 2021 Groundwater contours - Gladstone Intermediate Groundwater System o Date Data source: Aerial imagery - LINZ; General topo - LINZ; Bores - OGL. Created by:dbbanatin Paper Size A3 Actual Groundwater Contours - Intermediate System Inferred Groundwater Contours - Intermediate System !Inferred Intermediate Groundwater Flow Direction !Direction of Vertical Gradient Available Groundwater Data ! A Shallow ! A Intermediate ! A Deep Ohinemuri River Tributary River Wetland DR

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