Supporting Technical Assessments

GHD | Oceana Gold New Zealand Ltd. | 12552081 | Waihi North Project G-10 Table 4 100 Year Model Verification Location Model Vs Derived Peak Flow Model Vs Derived Volume Model Vs Measured Water Level 1 (Ruahorehore Stream) + 16% +20% - 2 (Frendrups Gauge, Ohinemuri River) +14% +18% < +/- 0.5 m 3 (Mangatoetoe Stream) +14% +17% - 4 (Ohinemuri River) +1% +12% - Figure 8 Model Verification Locations

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