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Air sample lab report, World Trade Center, Oct 2001

Machine-extracted title · confidence 95%

Laboratory results for air matrix samples collected at the World Trade Center site on October 27, 2001.

NYC-WTC_000182452–000182459
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NYC 9/11 Public Portal Document PEDNEftULT AS5UCIATES P.deE 06 10/30/2001 16:53 6314676905

r Pi-epared Exclusively For: J>EDNJEAULTASSOCL4rES, INC. NYCDEP-Emergency Response & Tech Assmt. 1615 WNTH/VEme. BOX205. BOHEMIA. HY. 11716 96-05 Horace EArding E:<pr€3sway LAB NUMBER: 01100507 Corona , NY 11368 (718) 595-4650 PROJECT ID : WORLD TRADE CENTER- 5 Bora Sampling

MR. M. FAWZY, DIRECTOR DATE RECEIVED RELEASE DATE REPORT DATE 10/27/01 10/30/01 10/30/01 COLLECT DATE: SAMPLE ID#: MATRIX: SAMPLE ORIGIN: 10/27/01 6:15 PM 01100507-003 AIR\GAS CENTRAL PARK N. & LENOX , MANHATTAN

PARAMETER METHOD RESULT LNITS Aluminum (Al) OSHAID 121/125G <0.01 mg/m3 Antimony (Sb) OSHAID 121/1250 <0.01 mg/m3 Arsenic (As) OSHA ID 121/1250 0.02 mg/m3 Barium (Ba) OSHA ID 121/1250 <0.01 rrig/m3 Beryllium (Be) OSHA ID 121/1250 <0.01 rr.g/m3 Cadmium (Cd) OSHA ID 121/1250 <0.01 rTig/mS Calolum (Ca) OSHA ID 121/1250 0.64 trg/m3 Chromium (Cr) OSHAID 121/1250 0.03 rrig/m3 Copper (Cu) OSHA ID 121/1250 0.01 rrg/m3 Iron (Fe) OSHA ID 121/1250 <0.01 rr.g/m3 Lead (Pb) OSHAID 121/1250 <0.01 rrg/m3 Magnesium (Mg) OSHA ID 121/1250 0.21 rr,g/m3 Manganese (Mn) OSHAID 121/1250 0.09 rrg/m3 Mercury (Hg) OSHA ID 121/245.5 <0.01 rrg/m3 Nickel (Nl) OSHAID 121/1250 <0.01 mg/mS Potassium (K) OSHA ID 121/1250 0.39 rrg/m3 Selenium ($e) OSHAID 121/1250 0.11 mg/m3 Silver (Ag) OSHA ID 121/1250 <0.01 mg/mS Sodium (Na) OSHA ID 121/1250 2.73 irg/mS Thallium (Tl) OSHA ID 121/1250 <0.01 mg/m3 i Zinc (Zn) OSHA ID 121/1250 <0.01 mg/m3

John Pedneault Page 3 of 8 Lab Director NYS ELAP #10224 Reported results are reflective of TOTAL. Metals @ 2L permin/15 min run. MWBE #46075

CITY_21MC100_011107470

NYC-WTC_000182454

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NYC-WTC_000182454Source: NYC Law Department, mirrored locally

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