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← Document results/DEP Box 63/17 April 3, 2002 NEWQ AE04946 - AE05062
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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_000077942–000077989

Folder label: “17 April 3, 2002 NEWQ AE04946 - AE05062

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE04946 Sample Date/Time: Wednesday, April 03, 2002 12:32:31 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\eiandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE04946.388 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 11.667 24.744 -0.000 -0.00701 76.91 ug/L |> Sc-1 45 590950.210 1.484 590950.210 ug/L Cr 52 14634.583 0.676 0.010 0.49850 5.05 ug/L I Cr 53 1641.498 5.011 0.001 0.62395 10.09 ug/L I Mn 55 484814.779 2.962 0.819 27.33184 4.37 ug/L I Ni 60 1068.074 4.659 0.002 0.35133 5.47 ug/L I Cu 63 37627.766 1.607 0.063 5.86469 2.09 ug/L L Cu 65 17192.767 4.225 0.029 5.29588 5.24 ug/L r Zn 66 5853.943 2.037 0.046 2.44331 5.18 ug/L I Zn 67 1095.077 0.398 0.008 2.42270 3.55 ug/L I Zn 68 4960.069 0.837 0.039 2.83771 3.97 ug/L i> Ge 72 113436.478 2.713 113436.478 ug/L As 75 1154.301 12.280 0.009 0.41738 16.92 ug/L Se 77 190.337 2.123 0.000 0.20827 22.27 ug/L L Se 82 225.005 9.460 0.000 0.16014 65.13 ug/L r Ag 107 393.679 14.103 -0.001 -0.14824 3.32 ug/L I Cd 111 1146.157 2.388 -0.000 -0.00771 177.43 ug/L Cd 114 253.491 22.476 0.000 0.01121 78.59 ug/L |> In 115 1542281.697 2.571 1542281.697 ug/L I Sb 121 570.357 1.167 0.000 0.03521 6.15 ug/L L Sb 123 437.192 7.079 0.000 0.03428 7.65 ug/L r Ba 135 45713.491 2.699 0.022 14.14071 1.57 ug/L 1 Ba 137 79574.231 1.073 0.039 14.48935 2.43 ug/L i> Tb 159 2044661.064 1.516 2044661.064 ug/L I Ho 165 1905099.874 8.113 -0.035 ug/L I Tl 205 705.701 4.731 -0.000 -0.00331 31.21 ug/L L Pb 208 12026.551 0.662 0.005 0.25888 1.16 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Sc-1 45 103.775 1 Cr 52 I Cr 53 I Mn 55

Sample ID: AE04946 Report Date/Time: Wednesday, April 03. 2002 12:34:18 Page 1

NYC-WTC_000077960

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NYC-WTC_000077960Source: NYC Law Department, mirrored locally

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