NYC-WTC_000209350

NYC 9/11 Public Portal Document 09/20/2001 14:53 6314676905 PEDNEAIJLT ASSOCIATES HAtit 03/14

Preoared Exclu^iveiy for: JP£J)NBAVL 7ASSOCIATES, INC. N. Y.C. D.E.P. HAZMAT DIVISION BOX205. SOHEMIA, XT 11216

59-17 JUNCTION BOULEVARD LAB#: 01090230 CORONA NV 11368 PRO.TP.CT ID WORLD TRADE CENTER (718)595-6431 MATRIX: AIR\GAS

collectdate DATE RECEliWB® KtfUKlDATE 9/lB/Oi 10:00 TM -w/ol' . , SAMPLfe ORIGIN T3Sth St & 3«1 AVTNUE, BRONX SMIPLE ro*: 01090230-002 RESULT UNITS MiDL. METOOD analysisdate i Dichlorodifluoromethane 0.57 ppb v/v O.I23 USEPA TO-15 9^9/01 [ Chicromethane 0.68 ppb v/v 0.1037 USEPATO-15 9(19/01 j 1,2-Dlchlorotetrafluoroetha.ne ND ppb v/v 0.2865 USEPATO-15 9/19/01 I Vinyl Chloride ND ppb v/v 0.1249 USEPATO-15 9/19/01 ‘ Bromomethane ND ppb v/v 0.2418 USEPA TO-15 9/19/01 ! Chlcroethane ND ppb v/v 0.2478 USEPA TO.15 9/19./01 Trichlorofborometnane 0.29 ppb v/v 0.1839 USEPATO-15 9/19/01 1,1-Dlchloroeth9ne ND ppb v/v 0.0799 USEPATO-15 9/19/01 ; N<Blliy!eiie chloride ND ppb v/v 0.1909 USEPATO-15 9/19/01 : Freon 113 ND ppb v/v 0.161 USEPATO-15 9/19/01 1,1-Dicri!oroethane ND ppb v/v 0.1398 USEPATO-15 9/19/01 ! Methyl-tert-butyl ether 7.16 ppb v/v U.120 USfcPA IU-10 9/19/01 : CiC 1,2 Dlohiorosthen« ND pphv/v 0.1783 l)SEPATO-15 9/19/01 , Chloroform ND ppb v/v 0.1681 USEPATO-15 9/19/01 ' 1.2-Dichloroethane ND ppb v/v 0.1668 USEPATO-15 9/19/01 ' 1,1,1-lricnioroetnane NU ppb v/v 0.0874 U3EPATO-15 9/19/01 I J 2.41 ppb v/v 0.1201 USEPATO-15 9/19/01 Carbon Tetrachlonde ND ppb v/v 0.0922 USEPATO-15 9/19/01 j 1,2-Dichioropropane ND ppb v/v 0.1138 USEPATO-15 9/19/01 ; Trlcbluroellieiiti ND ppb v/v 0,1 £20 USEPA TO 16 9/19/01 ds-1,3-DichloropropenG ND ppLv/v 0.0924 USEPATO-15 9/19/01 trans-1.3-Dlchloroprcpene ND ppb v/v 0.1222 USEPATO-15 9/19/01 1,1,2-Trichioroethan9 ND ppb v/v 0.0806 USEPATO-15 9/19.'01 Toluene 8.06 ppb v/v 0 0735 USEPATO-15 9/19/01 1,2-Dibromoethane ND ppb v/v 0.0971 USEPATO-15 9/19/01 Tetrachloroethene 0.63 ppb v/v 0.0845 USEPATO-15 9/19/01 ChlorobBnzBne ND ppb v/v 0.134- USEPA TO-13 9/19/01 FthylhAruAnfi 1.15 ppb v/v 0.0744 USEPATO-15 ! 9/19.'0I

John Pedneault Pcgc 3 of14 ND=RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS ELAP #10224 MWBE »48D75

CITY_21MC100_002846345

NYC-WTC_000209352