WKP Air Sample Analysis Report for WTC SW Area, Apr

NYC 9/11 Public Portal Document

212 949 1273 P .oz Apr--23-O2 1O:26A

22BEa6t45VlStr»et WKP 10th Root , New YbfKNYrtOOl? Tei: (jnajWfSees LABORATORIES, INC AIR SAMPLE ANALYSIS REPORT Fax:(2i2)g22-oa3o PHASE CONTRAST MICROSCOPY

CLIENT; WARREN & PANZER ENGINEERS, P C turnaround time 24HRS WXP FILE # 501-01 SAMPLE DATE </22/J002 WKP LOG 1.0. # N0204192. N02Q4183. and NQ204194 ReCGIVEO DATE <«M002 Conlraot #; WTCAR2 ANALYSIS DATE 4/23/2002

REPORT DAlt 4/2a«QO2 CLIENT JOB. NYC Department of Environmental Protection CLIENT JOB «. 107901.01 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; Collectien Area = 385 sq mm:

SAMPLE WERE COLLECTED BY: Benny Giambrone. J. Garcia and Festy Oemwegie

SUMMARY OF ANALYSIS

CLIENT FIBERS/ FIBERS/ SAMPLE* Sile« SAMPLE LOCATION Vol, sq mm cc

1078.01,01 001 27 Gateway Plaza Partt 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 Plaoe 675 0.00 <0.004 004 33A Rector Place by the Park Place 675 3,80 <0.004 005 34 W. Thames Street ■ Along Waterfront 675 0.00 <0.004 006 37 West ol Third Place 675 0.00 <0.004 007 8 West Street and Warren Street 675 2.50 <0.004 □08 4 River Terrace and Chambers Street 675 3.80 <0.004 009 6A River Terrace Park Area Between Park Place and Warren Street 675 0.00 <0.004 01O 9 River Terrace end Park Place West 675 3.80 <0.004 011 17 River Terrace and Vesey <0 004 Warren Street and North End Avenue •?? 0.00 □ 12 7 675 0.00 <0.004 013 10 North End Avenue Park place West <0.004 675 0.00 014 29 Trinity Place and Thames Street 675 <0.004 0.00 015 21 Fulton and Church SIreel <0.004 675 0.00 010 20A Vesey Street and West Broadway 675 <0.004 0.00 017 16 Park plaoe and Church Street <0.004 675 0.00 016 12 Murray SIreel and Church Street 0.007 67S 12.70 019 15 Park Place and Greenwich Street 675 <0.004 0.00 020 11 Murray Street and Greenwich Street <0.004 675 0.00 021 Field Blank 0.00 022 Field Blank 0.00

NOTES. 1. 5.6 fibers/100 fields was used to calculate the limit of detection (LOD]. Results below the LOO have no statistical validity. 2. Samples were not collected by WKP Laboratories, Inc. 3. The Federal ERA Clearance Critical following an asbestos abatement project is 0.010 fibers/cc 4. PCM air samples will be disposed of after 3 months unless otnerwise directed by client in writing.

Chris Pepino

LABORArOnV analyst laboratory director

NYC-WTC_000161789