NYC-WTC_000210737

NYC 9/11 Public Portal Document

10/10/2001 10:33 631<Sb7b905 PEDNEAULl ASSOCIATES PAGE 24

Prepared Exclusively For PSDNEAULTASSOCIATES, INC NYCDEP-Emergeiicy Response & Tech Assrat, 1615 N!^rrHAI'EfJUE. SOX'205. BOffEMA. N.I. 117/6

96-05 Horace Harding Expressway LAB#: 01100166 Corona NY 11368 PROJECT ID WORLD TRADE CENTER-5 Boro Sampling (718)595-4650 MATRIX: AIR\GAS

COLLECT DATE DATE RECEIVED RELEASE date REPORT DATE 10/5/01 5:00 PM 10/6/01 12:45:00 AM 10/5/01 10/8/0)

SAMPLE ORIGIN TBJP BLANKS 51AMPLE 107: 01100166-007 RESULT UNHS MJD.L. METHOD analysis date

Dichlorodifluoromethane ND ppb v/v 0.123 USEPA TO-15 10/6/01 Chlorornethane ND ppb v/v 0,1037 USEPA TO-15 10/6/01 1,2-Dichlorotetrafluoroethane ND ppb v/v 0,2886 USEPA TO-15 10/6/01 Vinyl Chloride ND ppb v/v 0.1249 USEPA TO-15 10/6/01 tSromomethane ND ppb v/v 0.2418 USEPA TO-15 10/6/0) Chloroethane ND ppb v/v 0.2476 USEPA TO-15 10/6/01 Trichlorofluoromethane ND ppb v/v 0,1839 USEPA TO-15 10/6/01 1,1-Dichloroe(hene ND ppb v/v 0,0799 USEPA TO-15 10/6/01 Methylene chloride ND ppb v/v 0.1909 USEPA TO-15 10/6/01 Freon 113 ND ppb v/v 0.161 USEPA TO-15 10/6/01 1,1-Dlchloroethane ND ppb v/v 0.1390 USEPA TO-15 10/6/01 Methyl-tert-butyl ether ND ppb v/v 0.128 USEPA TO-15 10/6/01 C)s-1,2-Dichloroethene ND ppb v/v 0,1783 USEPA TO-15 10/6/01 Chloroform ND ppb v/v 0,1681 USEPA TO-15 10/6/01 1,2-Dichloroethane ND ppb v/v 0 1688 USEPA TO-15 10/6/01 1,1,1-Trichloroethane ND ppb v/v 0.0974 USEPA TO-15 10/6/01 Benzene ND ppb v/v 0.1201 USEPA TO-15 10/6/01 Carbon Tetrachloride ND ppb v/v 0.0922 USEPA TO-15 10/6/01 1,2-Dichloropropane ND ppb v/v 0.1138 USEPA TO-15 10/6/01 Trichloroethene ND ppb v/v 0.1329 USEPA TO-15 10/6/01 cis-l ,3-Dichloropropene ND ppb v/v 0.0924 USEPA TO-15 10/6/01 trans-1,3-Dlchloropropene ND ppb v/v 0.1222 USEPA TO-15 10/6/01 1,1,2-Trlchloroethane ND ppb v/v 0.0896 USEPA TO-15 10/6/01 Toluene ND ppb v/v 0.0735 USEPA TO-15 10/6/01 1,2-Dibromoethane ND ppb vlv 0.0971 USEPA TO-15 10/6/01 Tetrachloroethene ND ppb v/v 00845 USEPA TO-15 10/6/01 Chlorobenzene ND ppb v/v 0.1343 USEPA TO-15 10/6/01 Ethylbenzene ND ppb v/v 0.0744 USEPA TO-15 10/6/01

John Pedneault Page 13 of 14 ND=RESULT IS EQUAL TO OR LESS TH.A.N MOL Lab Director NYS ELAP #10224 MWBE #46075

CITY_21MC100_011063763 NYC-WTC_000210749