WKP Air Sample Analysis Report for WTC SW Area, Apr

NYC 9/11 Public Portal Document

LABORATORIES, INC AIR SAMPLE ANALYSIS REPORT PHASE CONTRAST MICROSCOPY

CLIENT: WARREN & PANZER ENGINEERS, P.C. TURNAROUND TIME 24HRS WKP FILE # 501-01 SAMPLE DATE 4/25/2002 WKP LOG I.D. # N0204210, N0204211, and N0204212 RECEIVED DATE 4/25/2002 Contract #: WTC AR2 ANALYSIS DATE 4/26/2002

REPORT DATE 4/26/2002 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: 25 mm MCE Filter Cassette; Collection Area = 385 sq mm;

SAMPLE WERE COLLECTED BY: Benny Giambnone, J. Garcia, and E. Dibra

SUMMARY OF ANALYSIS

CLIENT FIBERS/ FIBERS/ SAMPLE# Site# SAMPLE LOCATION Vol. sq mm cc

1079.01.01 001 27 Gateway Plaza Park Area 675 1.30 <0.004 002 31 South End Ave. and Albany Street 675 0.00 <0.004 003 32 West Street and Albany Place 675 5.10 <0.004 004 33A Rector Place by the Park Place- 675 0.00 <0.004 005 34 W. Thames Street - Along Waterfront 675 0.00 <0.004 006 37 West of Third Place 675 0.00 <0.004 007 8 West Street and Warren Street 675 0.00 <0.004 f 008 4 River Terrace and Chambers Street 675 0.00 <0.004 009 6A River Terrace Park Area Between Park Place and Warren Street 675 0.00. <0.004 010 9 River Terrace and Park Place West 675 0.00 <0.004 011 17 River Terrace and Vesey 675 0.00 <0.004 012 7 Warren Street and North End Avenue 675 0.00 <0.004 013 10 North End Avenue Park place West 675 0.00 <0.004 014 29 Trinity Place and Thames Street 675 0.00 <0.004

015 21 Fulton and Church Street 675 3.20 <0.004 016 20A Vesey Street and West Broadway 675 0.00 <0.004 017 16 Park place and Church Street 675 0.00 <0.004 018 12 Murray Street and Church Street 675 0.00 <0.004 019 15 Park Place and Greenwich Street 675 0.00 <0.004 020 11 Murray Street and Greenwich Street 675 1.30 <0.004 021 Field Blank 0.00 022 Field Blank 0.00

NOTES: 1. 5.5 fibers/100 fields was usec 2. Samples were not collected by WKP Laboratories, 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.

Louis Lombardi

LABORATORY ANALYST LABORATORY DIRECTOR

NYC-WTC_000161792