NYC-WTC_000187444

NYC 9/11 Public Portal Document

10/03/2001 b314b ''bb05 PEDNEAULT A5SUClA!Lb AAGE 04

^PEDNEAULTASSOCIATES, INC. 11 1615 NINTH A VENUE, BOX 205 BOHEMIA, N.Y. 11716 Phone: (631) 467-8477 Ease: (631) 467-6905 AMERICA'S TEST LAR! Prepared Exclusively Ear. PEDNEAULTASSOCIATES, INC. NYCDEP-Emergency Response & Tech Assmt. l6ISbHNTHAnW£. SOX20}. BOHSMJA. N.Y. 11716

96-05 Horace Harding Expressway LyVB#: 01090387 Corona NY 11368 PROJECT ID WORLD TRADE CENTER-5 Boro Sampling (718) 595-4650 MATRIX: *AIR\GAS *

r COLLECT DATE DATE RECEIVED RELEASE DATE REPORT DATE 9/30/0r 6:20 PM 9/30/01 11:28:00 AM 10/3/01 10/3/01 SAMPLE ORIGIN BROADWAY AVE & 31 st ST., QUEENS SAMPLE ID#; 01090387-001 RESULT UNITS M.D.L. METHOD ANALYSIS DATE i Dichlorodifluoromethane 0.66 ppb v/v 0,123 USEPA TO-15 ! 0/1/01

Chloro methane 0.66 ppb v/v 0.1037 USEPATO-15 10/1/01 1.2-Dichlorotelrafluoroethane ND ppb v/v 0.2886 USEPATO-15 10/1/01 Vinyl Chloride ND ppb v/v 0.1249 USEPA TO-15 10/1/01 Brotnomethane ND ppb v/v 0.2418 USEPATO-15 lO/l/Ol Chloroethane ND ppb m/m 0.2478 USEPA TO-15 10/1/01 T richlorofluoromethane 0.22 ppb v/v 0.1839 USEPA TO-15 10/1/01 1,1-Dlchloroethene ND ppb v/v 0.0799 USEPA TO-15 10/1/0) I Methylene chloride ND ppb v/v 0.1909 USEPA TO-15 10/1/01 I Freon 113 ND ppb 0.161 USEPA TO-15 10/1/01 I---------------------- * 1,1-Dichloroeth3ne ND ppb v/v 0.1398 USEPA TO-15 10/1/01 p--------------------- I Methyl-tert-butyl ether 3.35 ppb v/v 0.128 USEPA TO-15 10/1/01 cis-1,2-Dichloroethene ND ppb v/v 0.1783 USEPA TO-15 10/1/01 Chloroform ND ppb v/v 0.1681 USEPA TO-15 10/1/01 1,2-Dichloroethane ND ppb v/v 0.1688 USEPA TO.15 lO/l/OI 1,1,1-Trichloroethane ND ppb V/V 0.0974 USEPA TO-15 10/1/01 Benzene 1.41 ppb v/v 0.1201 USEPA TO-15 10/1/01 i Carbon Tetrachlonde 0.12 ppb m/v 0.0922 USEPA TO-15 10/1/01 { 1,2-Dichloropropane ND ppb v/v 0.1138 USEPA TO.15 10/1/01 i Trichloroethene ND ppb Mb 0.1329 USEPA TO-15 10/1/01 I cis-1.3-Dlchloropropene ND ppb mIm 0.0924 USEPA TO-15 10/1/01 ---------------------------------- I trans-1,3-OichloroDropane ND ppb v/v 0.1222 USEPA TO-15 10/1/01

John Pedneault Page 1 of 14 ND=RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS ELAP #10224 MWBE #46075

CITY_21MC100_002952720

NYC-WTC_000187444