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← Document results/DEP Box 63/18 April 3, 2002 NEWQ AE05063 - AE05850
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Water metal analysis results, April 3, 2002

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Laboratory report from Westchester County Dept of Labs and Research detailing Method 200.8 metal concentrations in water samples dated April 3, 2002.

NYC-WTC_000077991–000078100

Folder label: “18 April 3, 2002 NEWQ AE05063 - AE05850

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: LRB Sample Date/Time: Wednesday, April 03, 2002 14:22:47 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\LRB.411 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit r Be 9 11.333 13.478 0.000 0.00021 1842.53 ug/L | > Sc-1 45 532245.030 3.014 532245.030 ug/L I Cr 52 8720.601 0.874 -0.000 -0.01025 272.70 ug/L 1 Cr 53 593.025 3.257 -0.000 -0.10379 30.13 ug/L I Mn 55 888.720 14.931 0.000 0.00614 165.52 ug/L I Ni 60 76.001 22.446 -0.000 -0.00070 1076.10 ug/L I Cu 63 310.008 7.517 0.000 0.00538 105.49 ug/L L Cu 65 161.670 4.119 0.000 0.00365 112.91 ug/L r Zn 66 640.029 4.063 0.000 0.00326 528.23 ug/L I Zn 67 138.336 4.813 -0.000 -0.01339 176.87 ug/L I Zn 68 479.684 5.243 -0.000 -0.01025 201.98 ug/L |> Ge 72 106229.003 2.390 106229.003 ug/L As 75 183.541 43.704 0.001 0.02584 141.44 ug/L 1 Se 77 125.669 3.588 -0.000 -0.07128 45.06 ug/L L Se 82 186.670 13.746 0.000 0.08274 109.92 ug/L r Ag 107 2765.451 9.188 0.001 0.14588 13.44 ug/L 1 Cd 111 1065.577 2.870 -0.000 -0.00501 213.86 ug/L Cd 114 104.474 28.845 0.000 0.00134 297.03 ug/L |> In 115 1475224.188 0.326 1475224.188 ug/L I Sb 121 152.669 16.169 0.000 0.00489 50.18 ug/L L Sb 123 127.646 13.123 0.000 0.00456 45.62 ug/L r Ba 135 103.002 18.599 -0.000 -0.00337 177.37 ug/L I Ba 137 170.337 6.880 -0.000 -0.00320 59.32 ug/L l> Tb 159 2040851.043 0.881 2040851.043 ug/L I Ho 165 1868617.935 4.786 0.021 ug/L I Tl 205 700.034 9.196 0.000 0.00320 70.68 ug/L L Pb 208 2184.459 1.886 -0.000 -0.00162 / 81.59 ug/L

QC Calculated Values l/ Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 l> Sc-1 45 96.554 I Cr 52 I Cr 53 I Mn 55

Sample ID: LRB Report Date/Time: Wednesday, April 03, 2002 14:25:03 Page 1

NYC-WTC_000078007

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