NYC-WTC_000187416

NYC 9/11 Public Portal Document

09/26/2001 17:39 6314676905 PtDNEAULT ASSOCIATES PAUE 11

^PEDNEAVLTASSOCIATES, INC.

K 1615 NINTH AVENUE, BOX 205 BOHEMIA, NY. 11716 Phone: (631) 467-8477 Fax: (631) 467-6905 AMERICA S TESELAB! Prepared Exclusively For: PEDNEAULTASSOCIATES, INC. NYCDEP-Emergency Response A Tech Assmt. box2os. bohemu, nr inn

96-05 Horace Harding Expressway LAB#: 01090292 Corona , NY 11368 PROJECT ID WORLD TRADE CENTER - 5 Boro Air Sampling (718) 595-4650 MATRIX: AIR\GAS

(cOLLECTDAriE DATE RECEIVED RELEASE DATE REPORTDATE 2 9Z22/01 9/23/01 '3 .. •• ; 9/23/01/. . . : SAMPLE ORIGIN BROADWAY AVE & 31st sr , QUEENS . S^«WPLE1D^ 010902^ 001 IreSULT^ Y M.D.r. I^THOD ANALTSIS DATE Dichlorgdifluoromethane 0.62 ppb v/v 0.123 USEPATO-15 9/22/01 Chloromethano 0.30 ppb v/v 0.1037 USEPATO-15 9/22/01 1,2-Dlchlon«etrafluofo«thane ND ppb v/v 0.2886 USEPATO-15 9/22/01 Vinyl Chloride ND ppb v/v . 0.1249 USEPATO-15 9/22/01 Bromomethane NO ppb v/v 0.2418 USEPATO-15 9/22/01 Chloroethane ND ppb v/v 0.2478 USEPATO-15 9/22/01 Trichlorofluoromethane ND ppb v/v 0.1839 USEPATO-15 9/22/01 1,1-Dlchloroethene ND ppb v/v 0.0799 USEPA TO 15 9/22/01 Methylene chloride ND ppb v/v 0.1909 USEPATO-15 9/22/01 Freon 113 ND ppb v/v 0.161 USEPATO-15 9/22/01 1,1-Dichloroethane ND ppb v/v 0.1398 USEPATO-15 9/22/01 Methyl-tert-butyl ether 1.16 ppb v/v 0.128 USEPATO-15 9/22/01 ci3-l ,2-Dichloroethene ND ppb 0.1783 USEPATO-15 9/22/01 Chloroform ND ppb yt/v 0.1681 USEPATO-15 9/22/01 1,2-Dlchloroethane ND ppbvA 0.1688 USEPATO-15 9/22/01 1,1,1-Trichloroethane NO ppb v/v 0.0974 USEPA TO-15 9/22/01 Benzene 0.59 ppb v/v 0.1201 USEPATO-15 9/22/01 Carbon Telrachloride 0.12 ppb v/v 0.0922 USEPATO-15 9/22/01 1,2-Dichloropropane ND ppb v/v 0.1138 USEPA TO-15 9/22/01 Trichloroethene ND ppb v/v 0.1329 USEPA TO-15 9/22/01 cis-1.3-Dichloropropene ND ppb v/v 0.0924 USEPA TO-15 9/22/01 j trans-1,3-Dlchloropropene ND ppb v/v 0.1222 USEPA TO-15 9/22/01

John Pednaault Page 1 of 14 ND-RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS CLAP #10224 MW0E #46075

CITY_21MC100_002952563

NYC-WTC_000187416