WKP Air Sample Analysis Report for WTC SW Area, Apr

NYC 9/11 Public Portal Document

FROM : L+D LOMBARDI FAX NO. : 1-631-205-9268 Apr'. 28 2002 11:04AM P5

226 East 45th Street

WKP 10th Floor New York, NY 10017 Tel; (212) 922-0669 LABORATORIES, INC Fax: (212) 922-0630 AIR SAMPLE ANALYSIS REPORT PHASE CONTRAST MICROSCOPY

CUENT; WARREN & PANZER ENGINEERS. P C. TUftNArtOUNO TIME 24Hft8

WKP FILE # 501-01 SAMPLE DATE <127/02

WKP LOGI.D.# NO2O42O.N02O421 .NO2O422 RECerVED DATE iflim

coniraci#: WTC AR2 ANALYSIS DATE VZ7K32

REPORT DATE d2ei02 CLIENT JOB: NYC Department of Environmental Protection CLIENT JOB#: 1079.01.01 LOCATION S.W. Area/ Site Map ANALYSIS: AIRBORNE FIBER COUNTING, PHASE CONTRAST MICROSCOPY, NIOSH 7400. NIOSH PAT Lab NO. 07186; NY COLLECTION DEVICE 2S mm MCE Filter Cassette; Collection Area = 385 mm;

SAMPLE WERE COLLECTED BY; Warren and Panzer Engineers, P C.

SUMMARY OF ANALYSIS

CUENT FIBERS/ FIBERS/ SAMPLE » Site# SAMPLE LOCATION Vol. eq rnm oc

1079.01.01 001 27 Gateway Plaza Park Area 675 0.00 0.004 002 31 South End Ave. and Albany Street 675 0.00 0.004 003 32 West Street and Albany Place 675 0.00 0.004 004 33A Rector Place by the Park Place 675 0.00 O.004 006 34 W. Thames Street - Along Waterfront 675 0.00 0.004 006 37 West of Third Plaoe 67S 000 0.004 007 a West Street and Warren Street 67S 0.00 0.004 006 4 River Terrace and Chambers Street 675 0.00 0.004 009 SA River Terrace Park Area Between Park Place and Warren Street 675 000 0.004 010 e River Terrace and Park Place West 675 0.00 0.004 011 17 River Terrace and Veeey 675 0.00 0,004 012 7 Warren Street and North End Avenue 6^ 5.10 0.004 013 10 North End Avenue Park place West 675 0.00 0.004 014 20 Trinity Place and Thames Street 675 0.00 0.004 015 21 Fulton and Church Street 675 0.00 0.004 016 2CA Vesey Street and West Broadway 075 0.00 0.004 017 16 Park plaoe and Church Street STS 0.00 0.004 018 12 Murray Street and Church Street 675 0.00 0,004 019 15 Park Plaoe and Greenwich Street 675 0.00 <0.004 020 11 Murray Street and Greenwich Street 675 0.00 0.004 021 Field Blank 0.00 Field Blank 0.00

NOTES: 1 S.5 fibers/100 fields was used to calculate the Smit of detection (LOO). Results below the LOO have no statistical validity. 2. Samples were not collected by WKP Laboratores. inc. 3. The Federal EPA Clearance Critical following an asbestos abatement project is 0.010 fibers/cc 4. PCM air samples will be disposed of after 3 months unless otherwise directed by client in writing.

Chris Pepino J^uit JCrnibenti laboratory ANALYSI I ABORaTORY director

NYC-WTC_000161793