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July 2014 1400159 Table 5: Summary of Monitoring Results for MW-5 Date 3/19/2013 5/28/2013 8/26/2013 11/14/2013 2/18/2014 5/21/2014 Metals Arsenic Dissolved m L 0.002 B 0.0004 B 0.005 <0.002 U 0.0004 B <0.002 U Barium Dissolved m /L 0.015 B 0.014 B 0.015 B 0.014 B 0.015 B 0.006 B Boron, Dissolved m L 0.37 0.33 0.25 0.32 0.33 0.36 Chromium, Dissolved m /L <0.01 U <0.004 U <0.004 U <0.004 U <0.004 U <0.004 U Copper, Dissolved m /L <0.05 U <0.1 U <0.1 U <0.05 U < 0.05 U <0.05 U Iron, Dissolved m /L 17.5 15.60 85.4 1.39 9.56 0.15 Lead, Dissolved m /L <0.003 U <0.001 U <0.001 U <0.001 U < 0.001 U <0.001 U Manganese, Dissolved m /L 0.168 0.13 0.16 0.074 0.091 0.069 Selenium, Dissolved m /L 0.0008 B 0.0593 0.0013 0.0027 0.0005 0.023 Thallium, Dissolved m /L <0.003 U <0.001 U I <0.001 Ul <0.001 U <0.001 U <0.001 U Zinc, Dissolved m /L 0.01 B <0.1 U <0.1 U1 <0.05 U <0.05 U <0.05 U Other Chloride m /L 79.4 B 27.6 B 36.3 B 18.6 26.4 B 27.9 B Fluoride m /L 0.8 0.7 1.3 0.6 0.7 0.5 Lab pH s.0 7.5 H 7.7 H 7.3 H 7.4 H 7.4 H 7.6 Total Dissolved Solids,filterable residue m /L 4,950 3,360 3,710 3,110 3,100 3,010 H Sulfate m /L 3,273 2,050 1 2,200 1 1,690 1 1,770 1 1,870 Supplementary Anal es Bicarbonate as CaCO3 m /L 225 320 205 343 380 410 Carbonate as CaCO3 m /L <20 U <20 U <20 U < 20 U <20 U <20 U Calcium Dissolved m /L 426 464 523 446 433 441 Magnesium, Dissolved m /L 147 126 131 101 109 106 Potassium, Dissolved m /L 10.1 8.1 1 10.2 1 6.2 7.1 6.5 Sodium, Dissolved m /L 865 373 1 312 1 269 332 308 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. s Golder I:\14\1400159\0110\BoettcherQuarry GWSamp Q2 2014_Fnl-29Jul14\Tables\Tables 1-7 DataRequest (DAssociatesTables 1-7.xlsxMW-5