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Air sample lab report, Broadway and 31st St, Oct 2001

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Laboratory analysis of air samples collected at Broadway Avenue and 31st Street in Queens on October 22, 2001.

NYC-WTC_000182436–000182451
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NYC 9/11 Public Portal Document PEDNEAULT ASSOCIATES PAGE 17 10/25/2001 16:14 6314676905

r J Prepared Exclusively Por: PEDNEAULTASSOCIATES, INC. NYCDEP-Emergency Response & Tech Assint. BOX205. 8OHEM/A, N.Y. 1/7J6 96-05 Horace Harding Expressway LAB#: 01100428 Corona NY 11368 PROJECT ID WORLD TRADE CENTER- 5 Boro Sampling (718)595-4650 MATRIX: AIR\GAS I m,p-Xylene ND ppb v/v 0.1785 USEPATO-15 10/23/01 Styrene ND ppb v/v 0.0896 USEPATO-15 10/23/01 1,1,2,2-Tetrachloroethane ND ppb v/v 0.1471 USEPATO-15 10/23/01 o-Xylone ND ppb v/v 0.0111 USEPATO-15 10/23/01 1,3,5-T rimethylbenzene ND ppb v/v 0.0757 USEPATO-15 10/23/01 1.2,4-Trimethylbenzene ND ppb v/v 0,1511 USEPATO-15 10/23/01 1.3-Dlchlorobenzene ND ppb v/v 0.1564 USEPATO-15 10/23/01 1.4-Dichlorobenzene ND ppb v/v 0.169 USEPATO-15 10/25/01 1,2-OichlorobenzBne ND ppb v/v 0.2014 USEPATO-15 10/23/01 1,2,4-T richlorobenzere ND ppb v/v 0.1785 USEPATO-15 10/23/01 Hexachloro-1.3-Butadi9ne ND ppb v/v 0.1976 USEPA TO-15 10/23/0)

John Pedneault Page 16 of 16 Lab Director NI>=RESULT IS EQUAL TO OR LESS THAN MDL NYS E LAP #10224 NR=NON REPORTABLE RESULTS MIABE #46075

CITy_21MC100_011107396

NYC-WTC_000182451

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NYC-WTC_000182451Source: NYC Law Department, mirrored locally

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