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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: ICV CAL BK Sample Date/Time: Monday, April 01, 2002 13:47:38 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\eiandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york cityMCV CAL BK.264 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 14.000 24.744 -0.000 -0.00180 802.13 ug/L i> Sc-1 45 391841.830 1.453 391841.830 ug/L Cr 52 9482.038 1.296 0.002 0.11385 16.58 ug/L Cr 53 935.057 2.210 0.000 0.01119 334.44 ug/L I Mn 55 496.685 3.407 0.000 0.00164 118.95 ug/L I Ni 60 205.004 3.046 0.000 0.00914 50.11 ug/L I Cu 63 442.015 8.158 0.000 0.02819 23.81 ug/L L Cu 65 233.005 5.274 0.000 0.01420 28.73 ug/L r Zn 66 2052.919 2.219 0.001 0.06589 69.36 ug/L I Zn 67 354.344 5.122 -0.000 -0.01591 500.50 ug/L I Zn 68 1630.829 1.736 0.003 0.19600 14.32 ug/L i> Ge 72 78813.632 0.893 78813.632 ug/L As 75 93.611 25.144 -0.001 -0.03582 38.83 ug/L 1 Se 77 116.002 9.791 -0.000 -0.18245 44.67 ug/L L Se 82 138.669 6.930 -0.000 -0.07016 65.67 ug/L r Ag 107 1276.436 3.217 0.000 0.04046 6.58 ug/L I Cd 111 945.237 4.260 -0.000 -0.03089 30.55 ug/L 1 Cd 114 81.295 22.473 0.000 0.00431 63.40 ug/L i> In 115 1278597.398 1.966 1278597.398 ug/L I Sb 121 101.335 5.948 0.000 0.00172 52.21 ug/L L Sb 123 76.093 9.229 0.000 0.00116 106.94 ug/L r Ba 135 294.341 5.418 0.000 0.00828 63.38 ug/L 1 Ba 137 507.686 5.858 0.000 0.01087 52.47 ug/L i> Tb 159 1910794.034 0.535 1910794.034 ug/L I Ho 165 1890836.209 9.608 -0.017 ug/L I Tl 205 137.336 9.913 -0.000 -0.00022 251.96 ug/L L Pb 208 2453.820 0.992 -0.000 -0.00225 / 16.78 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 45 101.072 I Cr 52 I Cr 53 Mn 55

Sample ID: ICV CAL BK Report Date/Time: Monday, April 01,2002 13:50:07 Page 1

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