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COLORADO LEGACY LAND <br /> TABLE 2 B:SUMMARY OF GROUNDWATER ANALYTICAL DATA <br /> Domestic Sample Location <br /> Water Supply- MW-00 MW-0 MW-13 MW-14 MW-18 MW-19 Raw Feed Sump Composite <br /> Parameter Units Drinking Water <br /> Standards 8/9/2019 8/9/2019 9/20/2019 9/20/2019 9/25/2019 8/9/2019 8/6/2019 8/6/2019 <br /> (CDPHE 2018 <br /> Manganese-Total m L 0.05 <0.01 0.01 0.63 0.25 0.15 <0.01 0.73 0.01 <br /> Mercury-Total m L 0.05 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <br /> Molybdenum-Total m L N/A <0.02 0.02 0.12 <0.02 0.06 0.04 0.83 <0.02 <br /> Silver-Total m L 0.21 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0002 <0.0001 <br /> Thallium-Total m L 0.05 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0002 <0.0001 <br /> Uranium-Total m L 0.03 0.002 0.3610 0.0299 0.0022 0.455 1.020 10.2 1.76 <br /> Zinc-Total m L 5 <0.01 0.01 0.01 <0.01 0.05 0.01 <0.02 <0.01 <br /> Radionuclides <br /> Gross Alpha Ci L 15 1.1 170.0 32 3.8 290 360 8,900 1,100 <br /> Gross Beta Ci L N/A 3.2 70 18 4.5 160 190 3700 410 <br /> Radium 226-Dissolved Ci L N/A 0.36 0.35 0.44 0.3 3.9 1.7 140 0.57 <br /> Radium 226-Total Ci L N/A 0.18 0.34 0.6 0.18 3.5 1.8 120 7.9 <br /> Radium 228-Total Ci L N/A 0.04 <1.11 0.56 <0.921 3.1 0.55 1.6 0.91 <br /> Radium 226+Radium 228-Total Ci L 5 0.2 0.3 0.6 0.2 6.6 1.8 120 8.8 <br /> Notes: <br /> 'Negative values are shown as less than lower limit of detection <br /> Bold and grey shaded analytical results are greater than the criteria. <br /> Raw Feed sample was collected from Shaft#2. <br /> CaCO3=Calcium Carbonate <br /> mg/L=milligrams per Liter <br /> pCi/L=picocuries per Liter <br /> CO-Trivalent Chromium <br /> NO2=Nitrite <br /> NO3=Nitrate <br /> N/A=Standard not Defined <br /> Source=CDPHE 201E Ground Water Criteria <br /> PAGE 9 OF 12 <br />