NYC-WTC_000210737

NYC 9/11 Public Portal Document

10/10/200]. 10:33 6314676905 PEDNEAULT ASSOCIATES PAGE

Prepared Exclusively Por PEDNEAULTASSOCIATES, INC. I6IS MM'ffAf’SWE. BOX20!. F J!?/6 NYCDEP-Emergency Response & Tech Assmt. 96-05 Horace Harding Expressway LAB#: 01100166 Ccona NY 11368 PROJECT ID WORLD TRADE CENTER-5 Boro Sampling (718) 595-4650 MATRIX; AIRIGAS

r,_______ COLLECT DATE DATE RECEIVED RELEASE DATE REPORT date 10/5/01 10:55 PM 10/6/01 12:45:00 /kM 10/8/01 10/8/01

SAMPLE ORIGIN BAY ST & VICTORY BLVD., STATEN ISLAND SAMPLE ID#: 01100166-006 RESULT UNITS M.D.L. METHOD analysis date Dichlorodifluoromethane 0.72 ppb vN 0.123 LJSEPATO-15 10/7/01 Chloromethano 0.40 ppb v/v 0.1037 USEPA T0-1S 10/7/01

1,2-Dichlorotetrefluoroethana ND ppb v/v 0.2886 lJSEPATO-15 10/7/01 Vinyl Chloride ND ppb v/v 0.1249 USEPA TO-15 10/7/01

Bromomethane ND ppb v/v 0.2418 USEPA TO-15 10/7/01 Chloroethane ND ppb v/v 0.2478 USEPA TO-15 10/7/01 Trich lorofluoromethane 0.29 ppb v/v 0.1839 USEPA TO-15 10/7/01 1,1-Dichloroethene ND ppb v/v 0.0799 USEPA TO-15 10/7/01 Methylene chloride ND ppb v/v 0.1909 USEPA TO-15 10/7/01 Freon 113 ND ppb v/v 0.161 USEPA TO-15 10/7/01 1,1-Dichloroethane ND ppb v/v 0.1398 USEPA TO-15 10/7/01 Methyl-tart-butyl ether 43.9 ppb v/v 0.126 USEPA TO-15 10/7/01 cis-1,2-Dichloroethene NO ppb vtv 0.1783 USEPA TO-15 10/7/01 Chloroform ND ppb 0.1601 USEPA TO-16 10/7/01 1,2-Dlchloroethane ND ppb v/v 0.1688 USEPA TO-15 10/7/01 1,1.1-Trichloroethane ND ppb v/v 0.0974 USEPA TO-15 10/7/01 Benzene 10.0 ppb v/v 0.1201 USEPA TO-15 10/7/01 Carbon Tetrachloride 0.12 ppb v/v 0 0922 USEPA TO-15 10/7/01 1,2-Dlchlo(oprapane ND ppb v/v 0.1138 USEPA TO-1S 10/7/01 Trichloroethene ND ppb v/v 0.1329 USEPA TO-15 10/7/01 Ci8-1,3-Dichloropropene ND ppb v/v 0.0924 USEPA TO-15 10/7/01 trans-1,3-Dichloropfopene ND ppb v/v 0.1222 USEPA TO-15 10/7/01 1.1.2-Trlchloroethane ND ppb v/v 0.0896 USEPA TO-15 10/7/01 Toluene 42.1 ppb v/v 0,0735 USEPA TO-15 10/7/01 1.2-Difaromoethane ND ppb v/v 0.0971 USEPA TO-15 10/7/01 Tetrachloroethene ND ppb v/v 0.0845 USEPA TO-15 10/7/01 Chlorobenzene ND ppb v/v 0.1343 USEPA TO-15 10/7/01 Ethylbenzene 9.65 ppb v/v 0.0744 USEPA TO-15 10/7/01

John Pedneault Page 11 of 14 ND=RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS ELAP #10224 MWSe #46075

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