Quattro Column Testing - Analytical Results (Limestone treated 19 Oct 17) Sample Origin Sample Name 1772445 1773334 1773976 1774184 1774397 1774634 1775207 1775466 Date 11-Aug-17 18-Aug-17 24-Aug-17 31-Aug-17 7-Sep-17 14-Sep-17 21-Sep-17 29-Sep-17 5-Oct-17 12-Oct-17 19-Oct-17 26-Oct-17 2-Nov-17 10-Nov-17 Laboratory Reference 1835335.3 1839708.3 1847568.3 1852490.3 1859544.3 1866803.3 1871033.3 Week (Relative) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Week 1 2 3 4 5 6 7 8 9 10 11 12 13 14 pH pH Units 4.4 4.2 3.8 3.5 2.8 2.7 2.7 Acidity (pH 3.7) g/m3 as CaCO3 < 1.0 < 1.0 < 1.0 220 260 440 Total Alkalinity g/m3 as CaCO3 < 1.0 8 < 8 #1 < 8 #1 < 8 #1 < 10 #1 < 10 Electrical Conductivity (EC) mS/m 391 313 386 401 425 415 446 Dissolved Aluminium g/m3 19 30 43 34 Dissolved Antimony g/m3 0.0027 0.0004 < 0.002 0.0013 Dissolved Barium g/m3 0.075 0.045 0.029 0.021 Dissolved Calcium g/m3 480 470 540 520 Dissolved Cobalt g/m3 3.2 3.3 4 3.7 Dissolved Iron g/m3 44 1.38 55 140 Dissolved Magnesium g/m3 No Leachate No Leachate 200 200 270 210 Dissolved Manganese g/m3 8.7 8.3 9.5 10.5 Dissolved Mercury g/m3 < 0.00008 < 0.00008 < 0.00008 < 0.00008 < 0.00008 < 0.00008 < 0.00008 Dissolved Molybdenum g/m3 < 0.0010 < 0.0004 < 0.0004 < 0.0010 Dissolved Potassium g/m3 68 70 61 54 Dissolved Selenium g/m3 0.22 0.088 0.071 0.023 Dissolved Silver g/m3 < 0.0005 < 0.0002 < 0.0010 < 0.0005 Dissolved Sodium g/m3 135 95 30 7.5 Dissolved Strontium g/m3 2.8 2.8 3 3 Dissolved Uranium g/m3 0.016 0.026 0.023 0.023 Dissolved Vanadium g/m3 < 0.005 < 0.002 < 0.002 0.023 Sulphate g/m3 2800 2100 2700 2900 3000 2700 2800 Dissolved Heavy Metals Dissolved Arsenic g/m3 0.03 0.015 < 0.010 < 0.005 < 0.010 < 0.002 0.009 Dissolved Cadmium g/m3 0.0144 0.011 0.0151 0.0166 0.0163 0.0152 0.0174 Dissolved Chromium g/m3 0.018 0.0069 0.0159 0.03 0.074 0.08 0.106 Dissolved Copper g/m3 3.9 2.6 3.5 3.7 4.2 3.4 4.6 Dissolved Lead g/m3 0.0009 0.0017 0.0052 0.0059 0.0127 0.0101 0.0107 Dissolved Nickel g/m3 1.67 1.22 1.7 1.98 2.1 1.85 2 Dissolved Zinc g/m3 1.98 1.44 2.1 2.4 2.8 2.5 2.9 Field Parameters pH pH Units 7.24 4.74 4.23 3.98 3.55 3.25 2.4 2.6 2.36 2.41 2.37 2.14 Electrical Conductivity (EC) mS/m 6.66 185.5 122.7 218 410.2 359 450 397.5 519 408 442 432 Temperature °C 13.6 16.3 14.2 15.8 14.4 11.4 17.2 16.1 14.9 14.5 17.1 15.2 Leachate Volume recovered mL 230 0 0 580 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 Volume in bucket mL 0 0 0 2850 3800 2500 2000 0 350 3000 0 700 3500 0 * Bucket overflowing. Volume assumed to be 20 L. COL3 # 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. Treatment
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