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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: AE04805 Sample Date/Time: Monday, March 25, 2002 15:11:02 Sample Type: Spike -1 Sample Description: MSD Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE04805.223 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 27408.876 2.144 0.055 62.08824 1.54 ug/L l> Se-I 45 496608.035 0.953 496608.035 ug/L Cr 52 505290.095 2.256 1.002 55.02955 1.38 ug/L I Cr 53 55381.164 3.020 0.111 47.34814 2.85 ug/L 1 Mn 55 1081979.353 2.422 2.178 73.15653 2.80 ug/L I Ni 60 123869.759 3.481 0.249 50.53830 2.63 ug/L 1 Cu 63 279158.721 1.090 0.561 49.05080 1.02 ug/L L Cu 65 149945.079 1.181 0.301 54.67706 0.54 ug/L r Zn 66 105384.052 0.978 1.038 52.30247 1.95 ug/L I Zn 67 19068.526 4.282 0.188 58.94833 3.97 ug/L I Zn 68 77687.258 3.632 0.765 55.68904 4.33 ug/L i> Ge 72 100818.327 0.979 100818.327 ug/L I As 75 112582.432 4.354 1.117 54.23829 4.79 ug/L Se 77 10623.979 2.240 0.104 55.02437 3.20 ug/L L Se 82 14185.544 3.611 0.140 56.67222 4.16 ug/L r Ag 107 559902.233 2.505 0.377 44.08836 2.92 ug/L I Cd 111 160390.150 0.558 0.108 52.66433 1.09 ug/L 1 Cd 114 347667.409 2.578 0.235 46.41568 3.09 ug/L i> In 115 1480523.590 0.597 1480523.590 ug/L I Sb 121 481095.168 0.723 0.325 50.18580 0.76 ug/L L Sb 123 384667.136 2.287 0.260 53.00579 2.82 ug/L r Ba 135 184343.389 1.542 0.092 61.87892 0.38 ug/L 1 Ba 137 316014.319 2.839 0.158 58.62483 3.30 ug/L l> Tb 159 1995996.329 1.738 1995996.329 ug/L 1 Ho 165 1856871.826 6.432 0.027 ug/L I Tl 205 1342610.448 0.763 0.673 44.83777 2.21 ug/L L Pb 208 1935093.933 1.776 0.966 48.00861 1.03 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 124.171 |> Sc-1 45 85.850 t Cr 52 110.020 Cr 53 93.975 Mn 55 108.365

Sample ID: AE04805 Report Date/Time: Monday, March 25, 2002 15:14:28 Page 1

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