2019-09-26_HYDROLOGY - M1977348 - Laserfiche WebLink

Home Browse Search

September 2019 19121576 ' Table 5:Summary of Monitoring Results for MW5 Date Interim Narrative 5/31/2017 11/15/2017 6/W2018 11111W2018 6/12/2019 Standard ' Metals Arsenic,Dissolved(mg/L) 0.01 NA NA NA 0.0019 B 0.0018 Barium,Dissolved mg/L) 2 0.01 B <0.03 U <0.03 U <0.03 U 0,02 B Boron,Dissolved /L 0.75 0.36 0.36 0.35 0.33 0.35 Chromium,Dissolved(mg/L) 0.1 NA NA NA -0.004 U <0.002 U Copper,Dissolved mg/L) 0.2 NA NA NA <0.1 U17.67 1 U Iron,Dissolved( L) 0.3 2.15 10.3 0.97 32.8Lead,Dissolved( /L) 0.05 NA NA NA <0.001 U5 ULithium,Dissolved /L 2.5 NA NA NA 0.39Man anese,Dissolved /L 0.05 0.09 0.09 0.08 0.099 BSelenium,Dissolved(mg/L) 0.02 NA NA NA 0.0017 5Thallium,Dissolved 0002 NA NA NA <0.001 U1 BUranium,Dissolvetl mg/L 0 03 NA NA NA Ill 1 Zinc,Dissolved(mg/L) 2 NA NA NA <0.1 U <0.1 U Other Chloride m/L 250 454 B 25.8 BH 19.7 B 36.2 B 29.8 B Fluoride(mg/L) 2 NA NA NA 0.72 0.6 ' Lab pHs.u) 6.5-8.5 7.8H 7.3H 7.7H 7.5 7.7H Total Dissolved Solids,filterable M-IL1.25 x Background* 3,970 3,160 3,020 H 3,340 3,630 Sulfate /L) 250 2,540 1,820 H 1,780 2,190 2,180 Gross Alpha CUL) 15 NA NA NA 8.6(311) 8.5 39.2 Gross Beta(pCi/L) - NA NA NA 18(t13) 8.2(t13) field Parameters Not Available re-2010) Field H s.0 6.5-8.5 7.23 T04 6.81 6.85 7.06 Field Contluctivity(PSI-) none 4.530,000 3,280 3.397 3,822 31983 Temperature(Degrees Celsius none 15.4 112.8 16 13.6 15.2 Aluminum,Dissolved A- 5 NA NA NA <0.3 U <0.5 U Antimony,Dissolved L) 0.006 NA NA NA -0.004 U <0.002 U Beryllium,Dissolved( /L) 0.004 NA NA NA <0.0005 U <0.0003 U Bicarbonate as CaCO3 /L none 348 375 401 NA 392 H Carbonate as CaCO3 /L) none <20 U <20 U <20 U NA <20 UH Cadmium,Dissolved( /L) 0.005 NA NA NA <0.0005 U <0.0003 U Calcium,Dissolved( /L) none 429 461 425 490 402 Cobalt,Dissolved m/L 0.05 NA NA NA 0.0047 0.00595 ' Cyanide,Free ti 0.2 NA NA NA <0.01 U <0.01 U Magnesium,Dissolved m/L) none 128 119 109 121 113 Mercury,Dissolved L 0.002 NA NA NA <0.001 U -0.001 U Molybdenum,Dissolved m/L 0.21 NA NA NA <0.2 U <0.2 U Nickel,Dissolved /L 0.1 NA NA NA 0.05 B 0.04 B Potassium,Dissolvetl(m/L) none 8.2 7.2 6.6 8.1 8.1 Silver,Dissolved L) 0.05 NA NA NA <0.05 U <0.0005 U ' Sodium,Dissolved mg/L) none 614 322 329 317 501 Vanadium,Dissolved /L 0.1 NA NA NA <0.05 U <0.05 U 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. ' NA=Analyte not analyzed =Second and third quarter 2015 reports presented calculated total dissolved solids results 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) 'TDS standard is 1.25`Background,where background is the average of the 1999-2000 sampling Values in bold indicate a value greater than the BSGW ' "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. i ' GOLDER 10