Supporting Technical Assessments

Sample Origin Sample Name Date Laboratory Reference Week (Relative) Week pH pH Units Acidity (pH 3.7) g/m3 as CaCO3 Total Alkalinity g/m3 as CaCO3 Electrical Conductivity (EC) mS/m Dissolved Aluminium g/m3 Dissolved Antimony g/m3 Dissolved Barium g/m3 Dissolved Calcium g/m3 Dissolved Cobalt g/m3 Dissolved Iron g/m3 Dissolved Magnesium g/m3 Dissolved Manganese g/m3 Dissolved Mercury g/m3 Acid Soluble Mercury g/m3 Dissolved Molybdenum g/m3 Dissolved Potassium g/m3 Dissolved Selenium g/m3 Dissolved Silver g/m3 Dissolved Sodium g/m3 Dissolved Strontium g/m3 Dissolved Uranium g/m3 Dissolved Vanadium g/m3 Sulphate g/m3 Dissolved Heavy Metals Dissolved Arsenic g/m3 Dissolved Cadmium g/m3 Dissolved Chromium g/m3 Dissolved Copper g/m3 Dissolved Lead g/m3 Dissolved Nickel g/m3 Dissolved Zinc g/m3 Field Parameters pH pH Units Electrical Conductivity (EC) mS/m Temperature °C Leachate Volume recovered mL Volume in bucket mL # Due to the nature of sample, a 10 fold dilution was required for the Total Alkalinity analysis. This has resulted in a detection limit greater than that normally achieved. * Bucket overflowing. Volume assumed to be 20 L. 1786037 1788481 1790043 1790390 1791724 10-May-18 17-May-18 23-May-18 30-May-18 8-Jun-18 14-Jun-18 20-Jun-18 27-Jun-18 4-Jul-18 12-Jul-18 19-Jul-18 26-Jul-18 2-Aug-18 9-Aug-18 16-Aug-18 23-Aug-18 30-Aug-18 6-Sep-18 13-Sep-18 20-Sep-18 1997135.4 2010659.4 2029323.4 2036894.2 2052842 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 1.9 1.8 1.7 1.8 1.7 1350 2500 3800 3400 4300 < 8#1 < 8 #1 < 8 < 8 #1 < 1.0 645 983 1040 958 1068 59 0.002 0.006 10.5 0.76 1150 1.9 0.53 < 0.00008 < 0.00008 < 0.00008 < 0.00008 < 0.0003 0.004 9.2 < 0.010 < 0.0010 4.6 0.087 0.0015 0.063 1,960 3,800 4600 4100 5100 1.38 4.5 4.8 6.9 0.00088 0.0019 0.0019 0.0022 0.038 0.083 0.094 0.102 0.34 0.64 0.80 0.82 0.0080 0.0129 0.0073 0.0038 0.27 0.53 0.55 0.64 0.32 0.74 0.72 0.81 1.63 1.67 1.77 1.48 2.24 2.19 2.05 2.3 2.27 2.69 2.71 1.27 2.7 1.63 1.76 1.82 1.84 1.69 1.52 1.52 999 1379 1621 1476 727 906 1100 1134 722 972 968 1014 864 1040 995 931 1000 1127 953 968 15.4 16.8 10.1 11.9 13.9 15.1 11.3 8.9 6.8 14.2 10.1 11.7 13.4 12.2 14.1 11.4 12.8 10.9 15.9 20.1 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 500 2500 1000 2000 20000* 2000 1000 1500 150 1000 3000 2000 2000 3000 1000 1000 2000 1000 0 250

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