NYC-WTC_000187255

NYC 9/11 Public Portal Document

10/17/^001 15:15 6314676905 PEDNEAULT ASSOCIATES PAGE 15

•( T Prepared Exclusively For: PEDNEAULTASSOCIATES, INC. NYCDEP-Emergency Response & Tech Assmt. I6IS BOX201. BOHSyjA, NX H7I6 96-05 Horace Harding Expressway LAB#: 01100307 Corona , NY 11368 PROJECT ID WORLD TRADE CENTER- 5 Boro Sampling (718) 595-4650 MATRIX: AIRIGAS

COLLECT DATE DATE RECEIVED RELEASE DATE REPORT DATfc 10/15/0 5:45 PM 10/15/01 9:45:00 AM 10/17/01 10/17/01 SAMPLE ORIGIN 13 5tb St. & 3rd AVENUE, BRONX SAMPLE ID#: 01100307-002 RESULT UNns M.D.L. METHOD ANALYSIS DATE Dichlorodifluoromethane 1.48 ppb v/v 0.123 USEPATO-15 10/15/01 CWoromethanfi 1.80 ppb v/v 0.1037 USEPATO-15 10/15/01 1,2-Oichlorot0trafluoroefhane ND ppb v/v 0.2886 USEPATO-15 10/15/01 Vinyl Chloride ND ppb v/v 0.1249 USEPATO-15 10/15/01 Bromomethane ND ppb v/v 0.2418 USEPA TO-15 10/15/01 Chforoethane ND ppb v/v 0.2478 USEPATO-15 10/15/01 Trichlorofluoromethane o.eo ppb v/v 0.1839 USEPATO-15 10/15/01 1,1 -Dichloroethene ND ppb v/v 0.0799 USEPATO-16 10/15/01 Methylene chloride NO ppb v/v 0.1909 USEPATO-15 I0/I5/0I Freon 113 NO ppb v/v 0.161 USEPATO-15 10/15/01 1,1-Dlchloroethane ND ppb v/v 0.1398 USEPATO-15 10/15/01 MefhyMort-butyl other 5.10 ppb v/v 0.128 USEPATO-15 10/15/01

cis-1,2-Dichloroothene ND ppb v/v 0.1783 USEPATO-15 10/15/01 Chlorofoim ND ppb v/v 0.1681 USEPATO-15 10/15/01 1,2-Dichloroethar)9 ND ppb v/v 0.1688 USEPATO-15 10/15/01 1,1,1 -Trich loro ethane ND ppb v/v 0.0974 USEPATO-15 10/15/01 Benzene 0.84 ppbvAr 0.1201 USEPATO-15 10/15/01 Carbon Tetrachloride 0.10 ppb v/v 0.0922 USEPATO-15 10/15/01 1,2-Dichloropropane NO ppb v/v 0.1133 USEPA TO-IS 10/15/01 Trichloroethene ND ppb v/v 0.1329 USEPATO-15 10/15/01 cis-1.3-Dichloropropene ND ppb v/v 0.0924 USEPATO-15 10/15/01 trans-1,3-Dlchloropropene ND ppb v/v 0.1222 USEPATO-15 10/15/01 1.1.2-Trichloroethane ND ppb v/v 0.0896 USEPATO-15 10/15/01 Toluene 1,98 ppb v/v 0.0735 USEPATO-15 10/15/01 1.2-Dibromoeth3ne NO ppb v/v 0.0971 USEPATO-15 10/15/01 Tetrachloroethene 0.11 ppb v/v 0.0845 USEPATO-15 10/15/01 Chlorobenzene ND ppb v/v 0.1343 USEPA TO-1S 10/15/01 Ethylbenzene 0.33 ppb v/v 0.0744 USEPATO-15 10/15/01

John Pedneaull Page 3 of 16 ND=RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NTS ELAP #10224 MWBE #46075

CITY_21MC100_0 02966116

NYC-WTC_000187257