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Method 200.8 Water Analysis Summary Report, Feb 11, 2002

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Summary of water sample results for metals analysis using Method 200.8 conducted on February 11, 2002.

NYC-WTC_000076632–000076741

Folder label: “NEWQ Feb 11, 2002 AE02966 - AE03264”

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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, February 11,2002 13:42:59 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWE.mth Dataset File: d:\elandata\Dataset\daily performance\CCV CAL BK,476 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 9.667 23.890 -0.000 -0.00284 144.83 ug/L 1> Sc-1 45 713709.576 1.834 713709.576 ug/L Cr 52 8391.623 1.747 -0.001 -0.03035 26.00 ug/L I Cr 53 834.047 3.813 0.000 0.20129 7.42 ug/L 1 Mn 55 1195.757 3.688 0.001 0.03075 4.32 ug/L 1 Ni 60 1195.757 3.648 -0.000 -0.06648 18.32 ug/L 1 Cu 63 1401.789 3.853 -0.000 -0.01043 60.03 ug/L L Cu 65 710.702 3.533 -0.000 -0.00308 146.27 ug/L r Zn 68 1121.414 2.104 -0.002 -0.09450 12.35 ug/L 1 Zn 67 227.339 19.870 0.000 0.00075 14070.68 ug/L 1 Zn 68 788.375 3.861 -0.002 -0.10715 21.91 ug/L 1> Ge 72 120885.714 1.286 120885.714 ug/L As 75 628.396 7.586 0.003 0.17747 11.14 ug/L L Se 77 148.336 8.536 0.000 0.06343 97.70 ug/L r Ag 107 173.670 13.582 -0.000 -0.01167 14.20 ug/L 1 Cd 111 114.669 9.802 -0.000 -0.00194 156.05 ug/L Cd 114 235.693 2.673 -0.000 -0.00901 14.58 ug/L In 115 1493199.353 1.750 1493199.353 ug/L I Sb 121 85.335 10.889 0.000 0.00522 16.42 ug/L L Sb 123 64.723 16.997 0.000 0.00521 29.72 ug/L r Ba 135 328.343 1.439 -0.000 -0.00861 13.81 ug/L I Ba 137 572.024 3.549 -0.000 -0.01280 31.48 ug/L |> Ho 165 2640936.925 0.896 2640936.925 ug/L 1 Tl 205 557.795 4.435 -0.000 -0.00534 12:46 ug/L L Pb 208 6178.217 1.852 -0.001 -0.02502 5.24 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 1> Sc-1 45 91.921 I Cr 52 I Cr 53 I Mn 55 I Ni 60

Sample ID: CeV CALBK Report Date/Time: Monday, February 11, 2002 13:44:43 Page 1 ,

NYC-WTC_000076736

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