NYC-WTC_000187416

NYC 9/11 Public Portal Document

PEDNEAULT ASSOCIATES PASE 19 09/26/2001 17:39 6314676905

Prepared Exetiaively For; PEDNEAULT ASSOCIATES, INC. NYCDEP-Emergency Response & Tech Assmt. leismtm/AiTNUE. box205. bohema. nt ii71 e 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

; COtIJBCT DATE DATE RECEIVED REIXASEDATE MTOBTDATK 9/21/01 11:05 PM ?-9/22A)l ■ 9/23/01 / 9/23/01

- sample ORIGIN ATLANTIG AVE. * SMITH ST., BROOKLYN SAMPLE ro* 01090292-006 result , CNTT^ ANALYSIS DATE

Dichlorodtfluoromethane 0.60 ppbv/v 0,123 USEPA TO-15 9/22/01 Chloromettiane 0.44 ppb v/v 0.1037 USEPA TO-1S 9/22/01 1,2-Dlchlorotetrafluoroethane ND ppb v/v 0.2886 USEPA TO-15 9/22/01 Vinyl Chloride ND ppb v/v 0.1249 USEPA TO-15 9/22/01 Bromomethane ND ppb v/v 0.2418 USEPA TO-15 9/22/01 Chloroethane ND ppb v/v 0.2478 USEPA TO-15 9/22/01 Trichlorofluoromethane ND ppb v/v 0.1839 USEPA TO-15 9/22/01 1.1-Dichloroethene ND ppb V/v 0.0799 USEPA TO-15 9/22/01 Methylene chloride ND ppb v/v 0.1909 USEPA TO-15 9/22/01 Freon 113 ND ppb v/v 0.161 USEPA TO-15 9/22/01 1,1-Dlchloroethane ND ppb v/v 0.1398 USEPA TO-15 9/22/01 Methyl-tert-butyl ether 1.01 ppb v/v 0.128 USEPA TO-15 9/22/01 cia-1,2-Dichloroethene ND ppb v/v 0.1783 USEPA TO-15 9/22/01 Chloroform ND ppb v/v 0.1681 USEPA TO-15 9/22/01 1,2-Dichloroethane ND ppb v/v 0.1688 USEPA TO-15 9/22/01 1,1,1-Trichloroethane ND ppb v/v 0.0974 USEPA TO-15 9/22/01 Benzene 1.19 ppb vAr 0.1201 USEPATO-1S 9/22/01 Carbon Tetrachloride 0.10 ppb v/v 0.0922 USEPA TO-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 cls-1,3-Dichloropropene ND ppb v/v 0.0924 USEPA TO-15 9/22/01 trans-1,3-Dichloropropone ND ppb v/v 0.1222 USEPA TO-15 9/22/01 1,1,2-Trichloroethane ND ppb v/v 0.0896 USEPATO-1S 9/22/01 Toluene 2.51 ppb v/v 0.0735 USEPA TO-15 9/22/01 1,2-Dibromo0thane ND ppb v/v 0.0971 USEPA TO-15 9/22/01 Totrachloroethene 0.17 ppb v/v 0.0845 USEPATO-IS 9/22/01 Chlorobenzene ND ppb v/v 0.1343 USEPA TO-15 9/22/01 Ethylbenzene 0,25 ppb v/v 0.0744 USEPA TO-15 9/22/01

John Pedneault Page 9 of 14 ND’RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS E LAP #10224 WWBE #46075

CITY_21MC100_002952571

NYC-WTC_000187424