2019-05-03_HYDROLOGY - M1977344 - Laserfiche WebLink

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'ableG-2 /aRCJaDIS D orianrConsultancy Groundwater Quality Data for Monitoring Wells MW-6 through MW-12-2003 through 2004 - built ass tsand 2019 Groundwater Monitoring Report Holcim(US)Inc Florence,Colorado 00 rr Field Parameters MCL MW-6 MW-7 MW-8 MW-9 I MW-10 I MW-11 I MW-12 1111W-10 MW-10 MW-10 H std units 6 5-8 5° 6.9 72 71 74 7.4 7.5 72 6.6 7.7 67 Conductivity s/cm NA 3430 2260 2470 2620 2950 3070 3450 4650 4000 3530 Temperature(°C) NA 21 18 18 18 21 23 22 11 13 22 Laboratory Results H std units 6 5-8 5' 68 70 7.2 71 7.1 72 7.0 6.8 68 7A Conductivity ps/cm NA 3900 J 3200 J 3100 J 3400 J 3200 J 3300 J 3800 J 3800 J 4200 3900 J Total Dissolved Solids 15 x bk 4400 3200 3300 3600 3300 3500 4200 4000 3800 J 3400 Chloride 250 37.0 J 25 J 26.0 J 28.0 27 J 28 J 37 J 22 J 19 J 27 J Sulfate 250 2500 J,Q 1800 J,Q 1800 J,Q 2100 J,Q 1800 J,Q 2100 J,Q 2400 J,Q 2300 J,Q 2200 Q 2000 J,Q At alinity NA 5 U 5 U 5 U 5 U 5 U 5 U 5 U 50 U 50 U 5.0 U Hardness,as CaCO3 NA 2800 1900 1900 2300 1900 1900 2500 2800 2400 2000 Fluoride 2 0` 057 J 0.89 J 1 2 J 1.5 J 0.9 J 1 1 J 4.4 J 0.73 0.68 J 074 J Ammonia NA 01 U 031 0.74 060 056 037 028 010 U 010 U 010 Nitrate as N 1001 29 01 U 0 005 B 0 015 B 6.8 0 063 0.002 U 100 84 28 Q Nrtnte 3 3' NA NA NA NA NA NA NA 0.15 0.580 0 041 Potassium NA 16 11 89 91 22 1 26 26 28 26 23 Sodium NA 130 170 170 130 180 200 200 130 J 130 210 J Arsenic 0.05' 0 006 00017 B 0.0016 B 0 005 U 00048 B 00035 B 0.0035 B 0.016 0.013 0.0028 B Antimony 0.006' 0 002 U 000005 B 0.0012 B 000063 B 0.000097 B 00011 B 0.0029 0 00037 B.J 0.00033 B 0.00021 B Barium 2 0' 0 011 J 0 034 J 0 024 J 0.017 J 002 J 0 048 J 0 099 J 0.028 0.026 J 0.016 Beryllium 0 004' 0 005 U 0 005 U 0 005 U 0 005 U 0 005 U 0 005 U 0 005 U 0.0050 U 00050 U 000066 B Cadmium 0 005' 0.005 U 0 005 U 0.005 U 0 005 U 0 005 U 0 005 U 000036 B 00050 U 00050 U 00050 U Chromium 0.011 001 U 001 U 001 U 001 U 001 U 0.012 0.017 0010 U 0.010 U 0010 U Lead 0 05' 1 00002 B 00012 000043 B 000018 B 000041 B 00015 00052 0.00099 B 000031 B 0.00013 B Mercury 0 002' 00002 U 00002 U 00002 U 00002 U 0.0002 U 0.0002 U 00002 U 00002 U 0.0002 U 0.0002 U Nickel oil 0 054 004 U 0 019 B 0.013 B 0.013 B 0 032 B 0.071 0 017 B 0 010 B 0 018 B Selenium 0,02` 0.32 00015 B 00055 0.002 B 0.21 0.021 0.0086 0.77 0.76 0.20 Silver 0 05' 0.001 U 0.000019 B 0 001 U 0.001 U 0.001 U 000003 B 0000078 B 0.000020 B 0.000036 B 00010 U Thallium 0 002' 000032 B,J 0 001 0000076 B,J 0.000032 B,J 0000074 B,J 0.000088 B,J 000015 B,J 0.00016 B 000016 BJ 000017 B Vanadium 0.11 0.005 U 0 003 B 0 005 U 0.005 U 0 005 U 0 003 B 0 011 0.0022 B 0.0050 U 00050 U Zinc 2.0` 1 0 027 00087 B 00083 B 0.0058 B 0007300 B 0 016 0 027 0 016 0 011 00065 B,J Aluminum 5.0` 017 J 1.1 J 02 J 0 078 B,J 0.25 J 26 J 11 J 021 J 012 0 046 B,J Iron 0 3 0 061 B 4.5 1.7 0.32 1.0 2.1 8.50 0.35 019 0 021 B Manganese 0.05 0.0046 B 0.31 0.29 0.61 0.18 0.2 1.1 0.082 0.053 0.12 Magnesium NA 400 196 180 250 210 200 330 290 260 210 Calcium NA 480 440 450 500 430 430 470 650 540 L 450 J Notes: U-indicates that the analyte was analyzed for but not detected Detection limit is numeric value shown a)MCL source Table 1 Human Health Standards,Regulation 41. Q-indicates elevated reporting limit due to high analyte level b)MCL source.Table 2 Secondary Drinking Water Standards,Regulation 41 All units are in mg/L unless noted otherwise. c)MCL source,Table 3 Agricultural Standards for Groundwater,Regulation 41 NA indicates not available d)MCL for nitrate is 10.0 mg/L as N Bolded values=MCL exceeded,italicized values=reporting limit greater than MCL e)MCL for ndnte is 1 0 mg/L as N B-Estimated result Result is less than the reporting limit J-Method blank contamination The associated method blank contains the target analyte at a reportable level Historical GW Data 04102019 Page 1 of 1