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' July 2016 1547675 ' 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 8/27/2014 11/11/2014 2/18/2015 5/27/2015 8/27/2015 11/9/2015 2/15/2016 5/31/2016 Metals Arsenic,Dissolved(mg/L) 0.002 B <0.01 U <0.01 U <0.01 U 0.004 B 0.007 NA NA NA NA NA NA NA NA Barium, Dissolved m /L 0.97 3.22 3.56 4.12 5.95 3.32 3.46 4.37 7.37 7.47 8.74 8.12 8.34 8.26 Boron, Dissolved m /L 0.6 0.7 0.6 0.6 0.58 0.7 0.6 0.7 0.6 B 0.6 0.65 0.6 0.57 0.5 Chromium, Dissolved m /L <0.01 U <0.02 U 0.018 B <0.02 U <0.02 U <0.01 U NA NA NA NA NA NA NA NA Copper, Dissolved m /L <0.5 U <0.5 U <0.5 U <0.3 U <0.3 U <0.5 U NA NA NA NA NA NA NA NA ' Iron,Dissolved m /L 1.0 1.3 0.6 0.6 0.6 2.1 1.9 1.3 2.5 4.1 3.9 5.2 5.3 5.5 Lead,Dissolved m /L <0.003 U <0.005 U <0.005 U <0.005 U <0.005 U <0.003 U NA NA NA NA NA NA NA NA Manganese, Dissolved m /L 0.33 0.29 B 0.2 B 0.19 0.19 0.21 B 0.2 B 0.25 B 0.3 B 0.31 0.39 0.42 0.45 0.37 Selenium,Dissolved m /L 0.0048 0.007 0.0016 0.002 B 0.001 B 0.0033 NA NA NA NA NA NA NA NA Thallium,Dissolved m /L <0.003 U <0.005 U <0.005 U <0.005 U <0.005 U <0.003 U NA NA NA NA NA NA NA NA Zinc,Dissolved m /L <0.5 U <0.5 U <0.5 U <0.3 U <0.3 U <0.5 U NA NA NA NA NA NA NA NA Other Chloride m /L 5,090 5,680 6,080 U 5,860 6,020 6,520 5,610 6,110 5,960 5,680 5,880 5,800 5,590 5,520 Fluoride m /L 1.3 1.4 1.4 1.3 1.3 1.25 NA NA NA NA NA NA NA NA Lab pH s.0 8.1 H 8.2H 8.2 H 8.2H 8.2H 7.9H 8.0H 8.1 H 7.7H 7.8HM57.9 7.7H 7.78 7.4H Total Dissolved Solids,filterable residue m /L 9,110 10,200 9,340 H 10,100 H 10,900 8,800 H 9,350 10,400 10,600 10,300 ^ 10,200 9,780 10,800 Sulfate m /L 249.7 <250 U <250 U 98.6 B <250 U 52.5 B <250 U <250 U <250 U <250 U <250 U <250 U <250 U Supplementary Anal tes ' Bicarbonate as CaCO3 m /L 463 507 513 529 558 580 608 632 NA 656 702 691 736 Carbonate as CaCO3 m /L <20 U <20 U <20 U <20 U <20 U <20 U <20 U <20 U NA <20 U <20 U <20 U <20 U Calcium, Dissolved m /L 58 44 33 34 32.2 40 41 45 51 49 63 68 67 Ma nesium, Dissolved m /L 21 20 18 17 16 16 17 18 22 17 18 17 18 16 Potassium,Dissolved m /L 14 B 12 B 12 B 11 10 11 10 10 13 B 10 10 10 11 9 B t Sodium, Dissolved m /L 3,600 3,920 3,860 4,000 3,960 4,060 3,770 3,710 3,840 3,930 3,850 3,840 4,100 3,770 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. NA=Analyte not analyzed A=Second and third quarter 2015 reports presented calculated total dissolved solids results (MfGolder 'I.\i6\1647676\0110\2ndo2016 GWSampling-Boettcher_Oft-01Ju116\Tables\new Tables 1-7 DataRequest_Tables 1-1 Ax .MW-6 Associates