NYC-WTC_000210737

NYC 9/11 Public Portal Document

10/10/2001 10:3,3 03146/6905 PEDNEAULT ASSOCIATES PAGE ;0

Prepared Exclusively For: FEDNEAULT ASSOCIATES, INC. leiSNll^TRAVENUS, 80X 203, BOHSMfA. N.Y H7I6 NYCDEP-Emergency Response & Tech Assmt. 96-05 Horace Harding Expressway LAB#; 01100166 Corona NY 11368 PROJECT ID WORLD TRADE CENTER'S Boro Sampling

(7IS) 595-4650 MATRIX: AIRVGAS

COLLECT date DATE RECEIVED RELEASE DATE REPORT DATE 10/5/01 9:45 PM 10/6/01 12:45:00 AM 10/8/01 10/8/01

SAMPLE ORIGIN BERRY ST. & NORTH 11th ST, BROOKLYN sample io#: 01100166-004 RESULT UNITS M.P.L. method ANALYSIS DATE Dichlorodifluoromethane 0.60 ppb v/v 0.123 USEPA TO-15 10/6/01

Chloromethane 0.56 ppb v/v 0.1037 USEPA TO-15 10/6/01 1,2-Dichlorotetrafluoroethane ND ppb v/v 0.2886 USEPA TO-15 10/6/01 Vinyl Chloride ND ppbv/v 0.1249 USEPA TO-15 10/6/01 Eromomethano 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 0.24 ppb v/v 0.1839 USEPA TO-1.5 10/6/01 1,1-Oich(orocthene ND ppb v/v 0.0799 USEPA TO-15 10/6/01

Methylene chloride ND ppb v/v 0.1909 USEPA TO-15 10/6/01 fTeon 113 ND ppb v/v 0.161 USEPA TO-15 10/6/01 1,1-Dlchloroethane ND ppb v/v 0.1396 USEPA TO-15 10/6/01 MethyRert-butyl ether 5.90 ppb v/v 0.128 USEPA TO-15 10/6/01 <:is-1.2-Dichioroethene ND ppb v/v 0.1783 USEPA TO-15 10/6/01 Chloroform ND ppb 'J/'J 0.1681 USEPA TO-15 10/6/01 1.2-Dlchloroeth3ne ND ppb v/v 0.1680 USEPA TO-15 10/6/01 1,1,1-Trichloroethane 0.11 ppb v/v 0.0974 USEPA TO-15 10/6/01 Benzene 1.20 ppb v/v 0.1201 USEPA TO-15 10/6/01 Cartx>n Tetrachloride 0.12 ppb v/v 0.0922 USEPA TO-15 10/6/01 1,2-Dlchloropropane ND ppb v/v 0.1138 USEPA TO-15 10/6/01 Trichloroethene ND ppb v/v 0.1329 USEPA TO-15 10/6/01 cis-1,3-Dichloroproperie ND ppbv/v 0.0924 USEPA TO-15 10/6/01 trane-1,3-Dichloropropen8 ND ppb v/v 0.1222 JSEPA TO-15 10/6/01 1,1.2-Trlchloroethan6 ND ppb v/v 0.0896 USEPA TO-15 10/6/01 Toluene 4.82 ppb v/v 0.0735 USEPA TO-15 10/6/01 1,2-Dibromoethane ND ppb v/v 0.0971 USEPA TO-15 10,/6/01 Tetrachloroethene NO ppb v/v 0.0845 USEPA TO-15 10/6/01 i Chlorobenzene ND ppb v/v 0.1343 USEPA TO-15 10/6/0! I Ethylbenzene 0.65 ppb v/v 0.0744 USEPA TO-15 10/6/0!

vlohn Pedneault ^’age 7 of 14 NI>=RESULT IS EQUAL TO OR LESS THAN MDL l.ab Director NYS SLAP #10224 iwvee #46075

CITY_21MC100_011063757 NYC-WTC_000210743