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Summary of analytical results for soil and water samples, Feb

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Analytical summary report listing sample IDs and units for soil and water testing conducted on February 11, 2002, at the World Trade Center site.

NYC-WTC_000186636–000186640
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Scanned page image, NYC-WTC_000186637
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OTSPR9000 OOTOWNT?e ALIS NYC 9/11 Public Portal Document SUMMARY OF ANALYTICAL RESULTS Sample iD New York TAGM Main_Discharys South_Prujeciion Lab Sample Number Rec. Soil 231715 331716 Sampling Date Cleanup Objective 02/14/02 02/11/02 Matrix Crileria (ugf} WATER WATER Dilution Factor 1.0 4.0 Units ug/L ugil SEMIVOLATILE COMPOUNDS (GC/MS) Naphthalene 13000 0.6 U 45 Total Confident Conc. BNAs (s) (¢] 4.5 Total Estimated Conc. BNA TICs (5) NA NA (1) Values IIsted reflect the combined standards for the 2,4/2,4-Dinitrotoluene milure. 4 Value Is a revision ta the Class |!A ground water quality standard based upon the November 18, 1996 Safe Drinking Water Act maximum coniaminant level changes and {he February §, 1997 pallcy memo Qualifiers U - Tho compound was nat deleciad at the Indicaled cancentralion J - Data indicates the presence of a compound Ihed meets tre idertificalian ciileria The resuit is less (han the quantitation limil tul greater than zero The conzentration given is an approximate value, B - The analyte was found in the laboralory blars as wall as lhe sanplo, This indicales possible lasoretery comoaminauon of the erwiranmental sarge, NR - Nat analyzed. Checked By: ___ OK ___ Make Corrections NYC-WTC_000186637 Page 2 1914s 2/1 B02 4:40 PM

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NYC-WTC_000186637Source: NYC Law Department, mirrored locally

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