NYC-WTC_000187239

NYC 9/11 Public Portal Document rtUrSCHUl- I I CIO rMoc. X0/16/2BB1 14:4b bJ14b/bbU0

[ , Prepared Exeluttvely Fcr: PEDNEAULTASSOaATES, INC NYCDEP-Emergency Response & Tech Assmt. }il! NINTHAy£ffUE. £0X301. BOHEMIA. N.Y. IIIll

96-05 Horace Harding Expressway LAB)^: 01100281 Corona , NY 11368 PROJECT ID WORLD TRADE CENTER- 5 Boro Sampling (718) 595-4650 MATRIX; AIRtGAS 1 m,p-Xylenc ND ppb v/v 0.1785 USEPA TO-15 10/15/01 Styrene ND ppb v/v 0.0896 USEPA TO-15 10/15/01 1,1,2,2-Tetrachloroethane ND ppb v/v 0.1471 USEPATO-IS 10/15/01 0-Xylene ND ppb v/v 0.0111 USEPA TO-15 10/15/01 1,3,5-Trimetbylbenzene ND ppb v/v 0.0757 USEPA TO-15 10/15/01 1,2,4-Trlmethylbenzene ND ppb v/v 0.1511 USEPA TO-15 10/15/01 1,3-Oichlorobenzene ND ppb v/v 0.1564 USEPA TO-15 10/15/01 1,4-Olchlorobenz8ne ND ppb v/v 0.169 USEPA TO-15 10/15/01 1,2-Dlchlorobenzene ND ppb v/v 0,2014 USEPA TO-15 10/15/01 1,2,4-Trlchlorobenzene ND ppb v/v 0.1785 USEPA TO-15 10/15/01 HexachlOfio-1,3-Butadiene ND ppb v/v 0.1976 USEPA TO-15 10/15/01

John Pedneault Page 14 of 16 ND^RESULT IS EQUAL TO OR LESS THAN MDL NYS ELAP #10224 Lab Director MW0E #46075

CITY_21MC100_0 02966099

NYC-WTC_000187252