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← Document results/DEP Box 63/12 March 25, 2002 NEWN AE04805 - AE05233
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Water metal analysis results, March 25, 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 March 25, 2002.

NYC-WTC_000077674–000077703

Folder label: “12 March 25, 2002 NEWN AE04805 - AE05233

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE05232 Sample Date/Time: Monday, March 25, 2002 15:37:34 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE05232.231 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 8.000 0.000 -0.000 -0.00072 91.97 ug/L i> Se-I 45 516780.999 3.723 516780.999 ug/L I Cr 52 8947.825 1.646 0.002 0.08859 57.86 ug/L I Cr 53 1262.434 2.498 0.002 0.78053 1.86 ug/L Mn 55 294158.648 2.622 0.568 19.09229 2.67 ug/L I Ni 60 949.392 3.864 0.002 0.33079 7.24 ug/L Cu 63 7697.341 5.615 0.014 1.22899 2.05 ug/L L Cu 65 3704.125 0.324 0.007 1.22013 4.37 ug/L r Zn 66 2088.261 5.228 0.013 0.67976 5.91 ug/L I Zn 67 604.693 5.459 0.005 1.43937 9.28 ug/L 1 Zn 68 2127.270 4.454 0.015 1.12670 8.83 ug/L |> Ge 72 102129.653 2.102 102129.653 ug/L I As 75 527.830 5.981 0.006 0.28093 6.29 ug/L I Se 77 181.337 13.239 0.001 0.28445 40.47 ug/L L Se 82 142.003 1.220 0.000 0.12900 14.71 ug/L r Ag 107 817.712 2.450 -0.000 -0.02633 5.60 ug/L I Cd 111 1058.619 6.174 0.000 0.00736 355.64 ug/L I Cd 114 218.023 19.837 -0.000 -0.02584 24.07 ug/L |> In 115 1458135.038 1.340 1458135.038 ug/L I Sb 121 574.691 3.585 0.000 0.03478 7.61 ug/L L Sb 123 432.494 7.284 0.000 0.03342 11.70 ug/L r Ba Ba 135 137 42706.506 0.756 0.022 14.61986 2.25 ug/L 69977.665 0.559 0.036 13.23730 2.54 ug/L 1> Tb 159 1953886.301 2.000 1953886.301 ug/L I Ho 165 1871767.974 5.760 0.054 ug/L I Tl 205 335.343 0.750 -0.000 -0.00347 5.24 ug/L L Pb 208 3782.013 3.981 -0.002 -0.07719 4.64 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 89.337 I Cr 52 I Cr 53 I Mn 55

Sample ID: AE05232 Report Date/Time: Monday, March 25, 2002 15:39:21 Page 1

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