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 ! A ! A ! ! A ! A ! A ! A ! A ! A ! AA ! A ! A 1158 15 1156 1152 11484 1144 1140 11100 1136 1132 1128 1124 1120 1112 1 1114 1116 1118 AP01 - 1109.68mRL AP02 - 1110.88mRL AP03 - 1117.28mRL AP04 - 1108.42mRL AP05 - 1108.88mRL AP06 - 1112.26mRL AP07 - 1112.54mRL AP08 - 1113.37mRL DH11 - 1118mRL AP10 - 1128.11mRL AP11 - 1118.98mRL DH10 - 1158.77mRL DH14 - 1109.73mRL DH23 - 1146.46mRL AP01a - 1110.52mRL AP02a - 1111.28mRL AP03a - 1113.93mRL AP04a - 1109.08mRL AP05a - 1110.02mRL AP06a - 1112.03mRL AP07a - 1112.59mRL DH12 - 1113.24mRL AP09 - 1112.73mRL AP10a - 1113.66mRL AP11a - 1114.89mRL DH10A - 1141.02mRL DH14A - 1110.56mRL DH23A - 1132.68mRL Ruahorehore Stream Ruahorehore Tributary N:\NZ\Christchurch\Projects\51\12552081\GIS\Maps\Deliverables\12552081_C5_TSF3_ShallowGWSystem.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 50 100 25 Metres Map Projection: Transverse Mercator Horizontal Datum: NZGD 2000 Grid: NZGD 2000 New Zealand Transverse Mercator Oceana Gold Limited Waihi North Figure C.5 Job Number Revision 0 12552081 25 Nov 2021 Groundwater contours - TSF3 Shallow Groundwater System o Date Data source: Aerial imagery - LINZ; General topo - LINZ; Bores - OGL. Created by:dbbanatin Paper Size A3 Groundwater Contours - Shallow System !Inferred Shallow Groundwater Flow Direction !Direction of Vertical Gradient Groundwater Available Data ! A Shallow Wells ! A Deep Wells Ohinemuri River Tributary Stream Tributary DR

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