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COLORADO LEGACY LAND <br /> TABLE 2B: SUMMARY OF GROUND WATER ANALYTICAL DATA <br /> Domestic Water Supply 1 - <br /> Sample Location <br /> Parameter Units Drinking Water Standards MW-0 MW-00 MW-18 MW-19 Sump Composite <br /> (CDPHE 2018) 3/10/2020 3/10/2020 3/4/2020 3/6/2020 3 4/2020 <br /> Physical Properties <br /> TDS-Total Dissolved Solids m /L 558 224 746 558 732 <br /> TSS-Total Suspended Solids m L <5 <5 <5 <5 <5 <br /> Major Ions <br /> Alkalinity as CaCO3 m L - 135.0 65.7 214.0 237.0 229.0 <br /> Bicarbonate as CaCO3 m L - 135.0 65.7 214.0 237.0 229.0 <br /> Calcium-Dissolved m L - 93.5 35.9 98.6 63.8 123.0 <br /> Carbonate as CaCO3 m L - <2 <2 <2 <2 <2 <br /> Chloride m L 250 23.5 65.8 19.4 7.7 18.9 <br /> Fluoride m L 4.0 0.4 0.3 0.5 0.7 0.3 <br /> Hydroxide as CaCO3 m L - <2 <2 <2 <2 <2 <br /> Magnesium-Dissolved m L - 32.4 10.8 35.3 40.5 48.0 <br /> Potassium-Dissolved m L - 3.6 1.5 5.6 4.1 4.8 <br /> Sodium-Dissolved m L - 17.3 15.6 79.0 51.6 33.9 <br /> Sulfate mg1l, 250 229.0 31.1 324.0 227.0 325.0 <br /> Nutrients <br /> Cyanide-Weak Acid Dissociable m L 0.2 <0.003 <0.003 <0.003 <0.003 <0.003 <br /> Nitrate+Nitrite as N m L 10.0 1.43 0.06 <0.02 1.19 1.49 <br /> Phosphate-Total m L - <0.03 <0.03 <0.03 <0.03 <0.03 <br /> Phosphorus-Total m L - <0.01 <0.01 <0.01 <0.01 <0.01 <br /> „ Metals-Dissolved <br /> Aluminum m L 5.0 <0.05 <0.05 <0.05 <0.05 <0.05 <br /> Antimony m L 0.006 <0.0004 <0.0004 <0.0004 <0.0004 0.0005 <br /> Arsenic m L 0.01 <0.0002 <0.0002 0.0017 <0.0002 <0.0002 <br /> Boron m L 0.75 0.03 <0.02 0.11 0.06 0.05 <br /> Chromium m L 0.1 <0.01 <0.01 <0.01 <0.01 <0.01 <br /> Copper m L 1.0 <0.01 <0.01 <0.01 <0.01 <0.01 <br /> Iron m L 0.3 <0.03 <0.03 0.77 0.06 <0.03 <br /> Lead m L 0.1 <0.0001 <0.0001 <0.0001 <0.0001 0.0006 <br /> Manganese m L 0.05 <0.01 <0.01 0.2 <0.01 <0.01 <br /> Mercury m L 0.002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <br /> Molybdenum m L 0.21 0.0147 0.0004 0.0485 0.0379 0.0244 <br /> Silver m L 0.05 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <br /> Thallium m L 0.002 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <br /> Uranium m L 0.03 1 0.336 1 0.0013 1 0.4430 0.9490 1.810 <br /> Zinc m /L 5.0 <0.01 I <0.01 <0.01 <0.01 0.03 <br /> Metals-Total <br /> Aluminum m L 5.0 0.11 <0.05 0.05 <0.05 <0.05 <br /> Antimony m L 0.006 <0.0004 <0.0004 <0.0004 <0.0004 0.0004 <br /> Arsenic m L 0.01 0.0003 <0.0002 0.0014 <0.0002 <0.0002 <br /> Boron m L 0.75 0.02 <0.02 0.11 0.07 0.05 <br /> Chromium m L 0.1 <0.01 <0.01 <0.01 <0.01 <0.01 <br /> Copper m L 1.0 <0.01 <0.01 <0.01 <0.01 <0.01 <br /> Iron m L 0.3 0.68 <0.03 0.98 <0.03 <0.03 <br /> PAGE 8 OF 12 <br />