NYC-WTC_000209364

NYC 9/11 Public Portal Document 09/20/2001 14:14 6314676965 PEDNE6ULT ASSOCIATES PAGE 29/14

Prtpared Exctiuiivily par: PED? l^L T ASSOCIATES, INC N.Y.C. D.EP. HAZMAT DIVISION l^'lNTWAf'EHUS. SOX205. SOffE^OA, ,V.K n7}6 59-17 niNCTION BOULEVARD LAB#: 01090183 CORONA NY 1J36S PROJECT ID WORLD TRADE CENTER (718) 595^43! MATRIX: A1R\GAS

COLLtCTDATE UAIL Ktt'ihVJEO : reuase date- REPORT DATE 9/15/01 11:05 PM 9/16/01 9/17/01 9/17/01

SAMPLE ORIGIN ATLANTIC AVE- & SMITH ST., BROOKLYN Sample ID#: 01090183-005 RESULT LNITS Mt .“HOD ANALYSIS DATE Dlchlorodifluoromothono o.re ppb v/v 0.123 USEPA TO-15 9/16/01 Chloromethane 0.71 ppb v/v 0.1037 USEPATO-15 9/16/01 1 1 1.2-Dldilorotetrafluoroethane ND ppb v/v 0.2886 USEPATO-15 9/16/01 Vinyl Chloride ND ppb v/v 0.1249 USEPATO-15 9/16/01 J Rmmomftfhanisi ND ppb v/v 0.2418 USEPA TO 16 9/1 <5/01 Chloroethane ND ppb v/v 0.2478 USEPATO-15 9/16/01 TrichlorofluofomethBne 0.23 ppb v/v 0.183S USEPATO-15 9/16/01 I—--------- - ----------------- 1,1-DichlcroethenG ND ppp v/v U.0/99 USEPATO-15 9/16/01

Methylene chloride ND ppb v/v 0.1909 USEPA TO-16 9/16/01 I Freon 113 ppb v/v ND 0.161 USEPATO-15 9/16/01 ! 1,1-Dichloroethane ND ppb v/v 0.1388 USEPATO-15 9/16/01 ' cls-1,2-Dlcliio,oellieiw ND pub v/v 0.1783 USEPA TC--15 9AeA>l I——I ■ ----------

i Chlcrolom ND ppb v/v 0.1681 USEPATO-15 9/l6/ni

1 2-Dichtoro9thsn6 ND ppb v/v 0.1668 USEPATO-15 9/16/01 1,1,i-Triohtoto«han6 ND ppb v/v 0.0974 USEPATO-15 9/16/01 Banzonc 1.73 ppb v/v 0.1201 USCrATO-15 9/16/01 Carbon Tetrachloride 0.14 ppb v/v 0.0922 USEPATO-15 9/16/01 1,2-Dichloropropane ND ppb v/v 0.1138 USEPATO-15 9/16/01 Triohloroethene ND ppb v/v 0.1329 USEPATQ.15 9/16/01 5 Hrt-I ,.h-r)ichloTOpropene ND ppb v/v 0.C924 USEPA TO-15 9/16/01 trans-1,3-Dichioropropane ND ppb v/v 0.1222 USEPATO-16 9/16/01 1,1,2-TPlchloroethans ND ppb v/v 0.0896 USEPATO-15 9/16/01 ■ Toluene 4.13 ppb v/v 0.0735 UStPA 10-15 9/16/01 i 1,2-Dibromoet)iane Pfb v/v 0,0971 USEPA TOl.S ND 9/16/01 i Tetrachloroathene 0,43 ppb v/v 0.0845 USEPATO-15 9/16/01 ! Chlorobenzene ppb v/v 0 1343 USEPATO-15 ND 9/16/01 I Etnyibenzene 0.83 ppb v/v 0.0/-44 USEPA TO-15 9/16/0 J ] m.p-Xylene 1.80 ppb v/v 0.1785 USEPATO.15 9/16/01

John Padnoault Page 9 of 14 Lab Director NI>RESULT IS EQUAL TO OR LESS THAN MDL NYS ELAP #10224 MWBE #46075

CITY_21MC100_002846393

NYC-WTC_000209372