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July 2014 1400159 Table 6: Summary of Monitoring Results for MW-6 Date 3/19/2013 5/28/2013 8/27/2013 11/14/2013 2/18/2014 5/21/2014 Metals Arsenic, Dissolved m L 0.002 B <0.01 U <0.01 U <0.01 U 0.004 B 0.007 Barium, Dissolved m /L 0.97 3.22 3.56 4.12 5.95 3.32 Boron, Dissolved m /L 0.6 0.7 0.6 0.6 0.58 0.7 Chromium Dissolved m /L <0.01 U <0.02 U 0.018 B <0.02 U < 0.02 U <0.01 U Copper, Dissolved m /L <0.5 U <0.5 U <0.5 U <0.3 U < 0.3 U <0.5 U Iron, Dissolved m /L 1.0 1.3 0.6 0.6 0.6 2.1 Lead, Dissolved m /L <0.003 U <0.005 U <0.005 U <0.005 U <0.005 U <0.003 U Manganese, Dissolved m /L 0.33 0.29 B 0.2 B 0.19 0.19 0.21 B Selenium Dissolved m /L 0.0048 0.007 0.0016 0.002 B 0.001 B 0.0033 Thallium, Dissolved m /L <0.003 U <0.005 U I <0.005 U1 <0.005 U <0.005 U <0.003 U Zinc Dissolved m /L <0.5 U <0.5 U I <0.5 Ul <0.3 U < 0.3 U <0.5 U Other Chloride m /L 5,090 5,680 6,080 U 5,860 6 020 6,520 Fluoride m /L 1.3 1.4 1.4 1.3 1.3 1.25 Lab pH s.0 8.1 H 8.2 H 8.2 H 8.2 H 8.2 H 7.9 H Total Dissolved Solids,filterable residue m /L 9,110 10,200 9,340 H 10,100 H 10,900 8,800 H Sulfate m /L 249.7 <250 U <250 U 98.6 B <250 U 52.5 B Supplementary Anal es Bicarbonate as CaCO3 m /L 463 507 513 529 558 580 Carbonate as CaCO3 m /L <20 U <20 U < 20 U < 20 U <20 U <20 U Calcium Dissolved m /L 58 44 33 34 32.2 40 Magnesium, Dissolved m /L 21 20 18 17 16 16 Potassium Dissolved m /L 14 B 12 B 12 B 11 10 11 Sodium, Dissolved m /L 3,600 3,920 3,860 4,000 3,960 4,060 Notes: B= Estimated value, less than the practical quantitation limit for that analyte, but greater than the method detection limit U =Analyte not detected, reported less than the practical quantitation limit H =Analysis exceeded method hold time. pH is a field test with an immediate hold time. Ot Golder I:\14\1400159\0110\BcettcherQuarry GWSamp Q2 2014_Fnl-29Ju114\Tables\Tables 1-7 DataRequest_Tables 1-7.xIsxMW-6 9Associates