NYC-WTC_000210737

NYC 9/11 Public Portal Document

10/10/2001 10; 63146/6905 PEDNEAULT ASSOCIATES PASE 12

^PEDNEAULTASSOCIATES, INC. 1615 NINTH AVENUE, BOX 205

1^ BOHEMIA, NY. 11716 Phone: (631) 467-8477 Fax: (631) 467-6905 AMER/CA 'S TEST LAR >

Prepared Exclxisively For: PEDNEAULTASSOCIATES, INC. l613MNTHAyEmE. SOX205. BOHEMIA. N. Y. 11716 NYCDEP-Emergency Response & Tech Assmt. 96-05 Horace Harding Expressway tABIi: 01100166 Corona NV 11368 PROJECT ID WORLD TRADE CENTER-5 Boro Sampling (718) 595-4650 MATRIX; AIRIGAS

COLLECT DATE DATE RKCLIVLD RELEASE DATE REPORT DATE i^i0/5/01*7:3I PM 10/6/01 12:45:00 AM 10/8/01 10/8/01

SAMPLE ORIGIN BROADWAY AVE & 31st ST., QUEENS SAMPLE ID#: 011 00166-001 RESULT UNITS M.D.L. METHOD analysis date I Dichlorodifluoromethane 0.51 ppb v/v 0.123 USEPA TO-15 10/6/01 iDhtoromethane 0.77 ppb v/v 0.1037 USEPA TO-15 10/6/01 1.2-Dlchlorotetrafluofoethane ND ppb v/v 0.2886 USEPA TO-15 10/6/01 Vinyl Chloride ND ppb v/v 0.1249 USEPA TO-15 10/6/0! Bromomethane ND ppb v/v 0.2418 USEPA TO-15 10/6/01 Chloroethane ND ppb v/v 0.2478 USEPA TO-15 10/6/01 Trichlorofluoromethane 0.26 ppb v/v 0.1839 USEPA TO-15 10/6/01 1,1-Dichloroethene ND ppb v/v 0,0799 USEPA TO-15 10/6/0! 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-Dichloroethane ND ppb v/v 0.1398 USEPA TO-15 10/6/01 Methyl-tert-butyl ether 0.35 ppb viv 0.128 USEPA TO-15 10/6/01 cls-1,2-Dichloroethene ND ppb v/v 0.1783 USEPA TO-15 10/6/01 Chloroform ND ppb ylv 0.1681 USEPA TO-15 10/6/01 1,2-Dlchloroe(hane ND ppb v/v 0.1688 USEPA TO-15 10/6/0! 1,1,1-Trichloroethane ND ppb v/v 0.0974 USEPA TO-15 10/6/01 Benzene 0.40 ppb v/v 0.1201 USEPA TO-15 10/6/01 Carbon Tetrachloride 0.12 ppb v/v 0.0922 USEPA TO-15 10/6/01 1,2'Dichloropropane ND ppb v/v 0.1139 USEPA TO-15 10/6/01 Trichloroethene ND ppb v/v 0 1329 USEPA TO-15 10/6/01 cis-1,3-DichloropropenG ND ppb v/v 0,0924 USEPA TO-15 10/6/01 trans-l,3-Dichloropropene ND ppb v/v 0.1222 USEPA TO-15 10/6/01

John Pedneault Page 1 of 14 ND=RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS ELAP #10224 MW0E #46075

CITY_21MC100_011063751 NYC-WTC_000210737