GHD | Oceana Gold New Zealand Ltd. | 12552081 | Waihi North Project D-7 Table 7 Mataura Stream 2 Analytes Units Count Value Alkalinity - Total g/m3as CaCO3 1 8.9 Aluminium-Dissolved g/m3 1 0.052 Antimony-Dissolved g/m3 1 0.0002 Arsenic-Dissolved g/m3 1 0.001 Bicarbonate g/m3at 25°C 1 10.8 Boron-Dissolved g/m3 1 0.009 Cadmium-Dissolved g/m3 1 0.00005 Calcium-Dissolved g/m3 1 2.1 Chloride g/m3 1 9 Chromium-Dissolved g/m3 1 0.0005 Cobalt-Dissolved g/m3 1 0.0002 Copper-Dissolved g/m3 1 0.0005 Electrical Conductivity mS/m 1 6.1 Hardness-Total g/m3as CaCO3 1 10.2 Iron-Dissolved g/m3 1 0.02 Lead-Dissolved g/m3 1 0.0001 Magnesium-Dissolved g/m3 1 1.22 Manganese-Dissolved g/m3 1 0.004 Mercury-Dissolved g/m3 1 0.00008 Molybdenum-Dissolved g/m3 1 0.0002 Nickel-Dissolved g/m3 1 0.0005 Nitrate-N g/m3 1 0.21 Nitrate-N + Nitrite-N g/m3 1 0.21 Nitrite-N g/m3 1 0.002 pH pH units 1 6.5 Potassium-Dissolved g/m3 1 0.94 Sodium-Dissolved g/m3 1 6.7 Sulphate g/m3 1 6 Zinc-Dissolved g/m3 1 0.0019
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