September 21119 19121576
<br /> Table 7:Summary of Monitoring Results for MW-7
<br /> Date Interim Narrative JH9/2013 5/29/201J 8/27/2013 11/1d/2013 2/18/2014 5/21/2014 eW-1[114 11/11/2014 2/18/2015 5/27/2015 8/27/2015 11/9/2015 2/15/2016 5/31/2016 8/16/2016 11/9/2016
<br /> Standard
<br /> ' Metals
<br /> Arsenic,Dissolved(mg/L) 0.01 0.010 0.010 B 0.011 0.008 B 0.015 0.009 B NA NA NA NA NA NA NA NA NA NA
<br /> Barium,Dissolved(mg/L) 2 0.16 B 0.14 B 0.33 2.08 1.78 3.52 2.35 3.7 5A3 4.7d 2.66 2.65 d.66 3.79 1.24 4.19
<br /> Baron,Dissolved m/L 0.75 0.6 0.9 0.79 0.75 0.75 0.7 0.8 0.8 0.7 B 0.6 0,73 0.7 0.8 0.6 0.5 0.63
<br /> Chromium,Dissolved(mg/L) 0.1 <0.01 U <0.02 U 0,009 B <0.02 U <0,02 U <0.02 U NA NA NA NA NA NA NA NA NA NA
<br /> Copper,Dissolved(mg/L) 0.2 <0.5 U <0.5 U <0.3 U <0.3 U <0.3 U <0.5 U NA NA NA NA NA NA NA NA NA NA
<br /> Iron,Dissolved(mg/L) 0.3 1.6 3.4 1.5 2.9 ill 2.8 4.4 3.8 4.6 5.8 4.7 4.6 6.3 5.9 2.3 3.26
<br /> Lead,Dissolved(mg/L) 0.05 <0,003 U <0.005 U <0.005 U <0.005 U <0.005 U <0.005 U NA NA NA NA NA NA NA NA NA NA
<br /> Lithium,Dissolved(mg/L) 2.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Manganese,Dissolved(mg/L) 0.05 0.27 0.66 0.51 0.61 0.53 0.41 0.66 0.45 0.3 B 0.38 0.37 0.36 0.3 0.3 0.26 B 0.205
<br /> Selenium,Dissolved(mg/L) 0.02 0.0025 0.006 <0.003 U 0002 B 0.001 B 0.001 B NA NA NA NA NA NA NA NA NA NA
<br /> Thallium,Dissolved(m/L) 0.002 <0.003 U <0.005 U <0.005 U <0.005 U <0.005 U <0.005 U NA NA NA NA NA NA NA NA NA NA
<br /> Uranium,Dissolved(mg/L) 0,03 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Zinc,Dissolved(mg/L) 2 <0.5 U <0.5 U <0.3 U <0.3 U <0.3 U <0.5 U NA NA NA NA NA NA NA NA NA NA
<br /> Other
<br /> Chloride(mg/L) 250 3,701 5,280 6,040 6,430 6,030 6,510 5,330 5,850 6,140 6,330 5,860 5,680 6,230 5,850 5,550 5,990
<br /> Fluoride(mg/L) 2 1.3 1.0 1.1 1.1 1 1,04 NA NA NA NA NA NA NA NA NA NA
<br /> 1 Lab pH(su) 6.5-8.5 8.1H 8.0H 7.9H 7.9H 8.0H 7.6H 7.9H 7.9H 7.8H 7.8H 7.9H 7.8H 7.75 7.6H 7.6H 8H
<br /> Total Dissolved Solids,filterable residue(mg/L) 1.25 x Background' 8,640 11,500 10,200 H 10,700 H 10,300 10,600 H 10,100 10,600 10,500 10,200 ^ 8,800 ^ 10,400 10,800 10,900 10,100 10,700
<br /> Sulfate(mg/L) 250 1,589 1,240 510 130 B 104 B 60.9 B 80.2 B <250 U <250 U <250 U <250 U <250 U <250 U <250 U 179 B 101 B
<br /> Gross Alpha(pCVL) 15 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Gross Beta(pCi/L) NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Field Parameters Not Available re-2010
<br /> Field PH s.u) 6.5-8.5 Z85 7.08 6.86 7.55 7.27 6.95 7.37 6.94 7.05 6.27 7.08 7.42 7.75 7.22 6.91 7.3
<br /> Field Conductivity(µS/cm) one 13 19,280 19,810 19,358 18,640 18,880 18,970 18,441) 8.770 16,170 18,020 14,000 13,820 16,530 17,520 18,050
<br /> Temperature(Degrees Celsius one 13.4 12.2 20.5 13 11.3 16.2 15.1 8 13.5 17.2 18.3 12.1 13.3 17.6 18.1 16.1
<br /> Supplernentary Ana s
<br /> Aluminum,Dissolved(mg/L) 5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Antimony,Dissolved(mg/L) 0.006 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Beryllium,Dissolved(mg/L) 0,004 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Bicarbonate as CaCO3(mg/L) none 458 596 696 715 838 822 785 837 NA 765 853 828 821 828 844 836
<br /> Carbonate as CaCO3(mg/L) none <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 <20 U <20 U <20 U
<br /> Cadmium,Dissolved(mg/L) 0.005 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Calcium,Dissolved(mg/L) none 105 142 103 72 67.8 58 56 51 50 47 52 53 54 50 54 47.1
<br /> Cobalt,Dissolved m IL 0.05 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Cyanide,Free(m/L) 0.2 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> ' Magnesium,Dissolved(mg/L) none 40 43 30 25 22 21 21 20 23 19 19 18 20 18 19 18
<br /> Mercury,Dissolved(mg/L) 0.002 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Molybdenum,Dissolved(mg/L) 0.21 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Nickel,Dissolved /L 0.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Potassium,Dissolved(m/L) none 11 B 13 B 12 11 10 10 11 9 B 13 B 95 9 10 11 10 10 8.8
<br /> Silver, is;
<br /> (mg/L) 0.05 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> ' Sodium,Dissolved(mg/L) none 3,200 4,150 4,720 4,280 4,020 4,350 3,910 3,740 3,970 4,010 3,930 3,880 4,240 3,930 3,820 4,330
<br /> Vanadium,Dissolved m/L) 0.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
<br /> Notes:
<br /> B=Estimated value,less than the practical quantilation limit for that analyte,but greater than the method detection limit
<br /> U=Analyte not detected,reported less than the practical quantilation limit
<br /> H=Analysis exceeded method hold time.pH is a field test with an immediate hold time.
<br /> NA-Ana lyte not analyzed
<br /> =Second and third quarter 2015 reports presented calculated total dissolved solids results
<br /> Per Section 41.5(C)(6)the of Regulation 41,the'Interim Narrative Standard",is the minimum of Table 1-Table 4 of The Basic Standards for Groundwater(BSGW)
<br /> 'TDS standard is 1.25-Background,where background is the average of the 1999-2000 sampling
<br /> Values in bold indicate a value greater than the BSGW
<br /> ..The regulatory standard for Gross Beta is provided in units of exposure,millirems per year(mrems/yr),which would require the measurement of specific nuclides(Tritium and Strontium)with known energy levels. Specific nuclides were not part of the approved constituent list.
<br /> GOLDER
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