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← Document results/DEP Box 63/14 April 1st, 2002 NEWN AE05701 - AE06047
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Water metal analysis results, April 1, 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 1, 2002.

NYC-WTC_000077759–000077812

Folder label: “14 April 1st, 2002 NEWN AE05701 - AE06047

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CeV CALBK Sample Date/Time: Monday, April 01, 2002 15:20:47 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\eiandata\Dataset\new york city\CCV CAL BK.284 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 11.000 9.091 -0.000 -0.01584 21.71 ug/L i> Sc-1 45 410596.294 2.136 410596.294 ug/L I Cr 52 8668.222 4.028 -0.001 -0.04732 142.44 ug/L Cr 53 1014.733 2.443 0.000 0.04791 86.20 ug/L 1 Mn 55 523.020 8.604 0.000 0.00189 238.75 ug/L I Ni 60 185.004 8.699 -0.000 -0.00556 131.00 ug/L I Cu 63 392.346 4.206 0.000 0.01342 33.43 ug/L L Cu 65 214.005 6.592 0.000 0.00151 360.33 ug/L r Zn 66 2152.610 2.693 0.001 0.06539 37.52 ug/L Zn 67 377.345 6.368 0.000 0.00613 1677.81 ug/L 1 Zn 68 1714.512 3.815 0.003 0.19977 22.02 ug/L 1> Ge 72 82645.149 1.117 82645.149 ug/L 1 As 75 114.679 18.883 -0.001 -0.02611 48.73 ug/L I Se 77 119.669 16.425 -0.000 -0.19668 63.02 ug/L L Se 82 158.336 3.807 -0.000 -0.00395 554.43 ug/L r Ag 107 332.343 3.916 -0.000 -0.05131 2.13 ug/L Cd 111 812.792 4.768 -0.000 -0.06249 29.03 ug/L I Cd 114 30.915 138.661 -0.000 -0.00352 209.98 ug/L 1> In 115 1204949.006 1.188 1204949.006 ug/L I Sb 121 100.668 21.360 0.000 0.00235 114.73 ug/L L Sb 123 71.590 15.451 0.000 0.00113 156.52 ug/L r Ba 135 244.006 3.279 0.000 0.00308 64.21 ug/L Ba 137 457.016 4.799 0.000 0.01434 27.71 ug/L |> Tb 159 1664804.497 1.351 1664804.497 ug/L 1 Ho 165 1745818.106 1.797 0.042 ug/L I Tl 205 85.668 10.846 -0.000 -0.00176 / 26.59 ug/L L Pb 208 2358.474 2.516 0.000 0.00512 51.67 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 45 105.910 1 Cr 52 1 Cr 53 1 Mn 55

Sample ID: Cev CALBK Report Date/Time: Monday, April 01, 2002 15:23:13 Page 1

NYC-WTC_000077807

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