Supporting Technical Assessments

GHD | Oceana Gold (New Zealand) Ltd | 12552081 | Waihi North 35 Table F.4 Summary of historic surface water flow data used in the assessment Water Body Gauging Location Flow (m3/sec) 24 & 25/02/2014 14/08/2015 17/12/2015 Ohinemuri River (1) 16 (OC2) 0.31 - - 15 (OH3) 0.31 - - 11 (OH5) 0.37 - - 12 (OH11) 0.45 - - Ruahorehore Tributary (1) 1 (RU10) 0.002 - - 2 (RU6) 0.002 - - Ruahorehore Stream (1) 3 (RU7) 0.025 - - 5 (RU3A) 0.028 - - Shed Spring 1(2) (upstream of Shed Spring) 0.028 0.31 0.013 2(2) (upstream of Shed Spring) - 0.27 0.019 9(1) (Tributary upstream of Shed Spring) 0.004 - - 6(1) (Shed Spring) 0.003 - - 10(1) / 3(2) (RU15) 0.05 0.35 0.038 (1) Hydrologic, 2014 (2) Hydrologic, 2015

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