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← Document results/DEP Box 63/11 March 25, 2002 NEWQ AE04845 - AE04945
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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_000077621–000077672

Folder label: “11 March 25, 2002 NEWQ AE04845 - AE04945

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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 STD1 30 PPB Sample Date/Time: Monday, March 25, 2002 12:56:52 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\eIandata\Dataset\new york cityMCV STD1 30 PPB.200 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 16337.174 3.311 0.028 31.34043 5.40 ug/L i> Se-I 45 586768.586 2.784 586768.586 ug/L I Cr 52 323482.095 1.617 0.536 29.44343 4.06 ug/L 1 Cr 53 39839.171 0.777 0.067 28.73523 2.06 ug/L I Mn 55 515668.463 1.160 0.878 29.49239 1.62 ug/L I Ni 60 90471.986 2.092 0.154 31.25658 4.81 ug/L 1 Cu 63 200326.057 3.002 0.341 29.76044 0.36 ug/L L Cu 65 95043.130 2.906 0.162 29.32208 5.41 ug/L r Zn 66 76898.669 1.290 0.695 30.93997 1.58 ug/L I Zn 67 12605.864 2.582 0.114 32.11556 5.13 ug/L I Zn 68 56958.114 0.616 0.515 31.81530 2.19 ug/L i> Ge 72 109511.382 2.674 109511.382 ug/L I As 75 68686.824 2.132 0.628 30.49736 4.66 ug/L Se 77 6244.541 2.499 0.056 29.47380 1.99 ug/L L Se 82 8564.452 1.175 0.077 31.31505 2.79 ug/L r Ag 107 393429.115 2.088 0.253 29.59800 2.88 ug/L I Cd 111 99971.759 1.235 0.064 31.25109 1.51 ug/L 1 Cd 114 245322.716 2.390 0.158 31.29792 1.86 ug/L i> In 115 1548200.382 1.098 1548200.382 ug/L 1 Sb 121 303582.222 1.322 0.196 30.27537 1.61 ug/L L Sb 123 236801.088 1.278 0.153 31.19486 2.32 ug/L r Ba 135 94043.897 0.982 0.046 30.64238 2.19 ug/L I Ba 137 170328.190 0.133 0.083 30.66656 1.11 ug/L |> Tb 159 2055348.468 1.245 2055348.468 ug/L I Ho 165 1840658.245 2.297 -0.008 ug/L I Ti 205 965779.606 3.278 0.470 31.30509 2.19 ug/L L Pb 208 1261486.932 1.865 0.610 30.32695 0.63 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 45 101.436 I Cr 52 Cr 53 I Mn 55

Sample ID: ICV STD1 30 PPB Report Date/Time: Monday, March 25, 2002 12:59:21 Page 1

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