NYC-WTC_000232912

NYC 9/11 Public Portal Document

cnata V^onsulting c kJcrviccs, Inc. 304 Edgemont Terrace Teaneck NJ 07666 201 692 7967 fax 201 678 1789

Certificate of Analysis Client: Riverpoint, Inc Project Location: WTC, NYC Analysis Date: October 22, 2001 Client#: 101171 Work Area: N/A RCS Project# 114

PCM Air Sample Analysis Summary Lab ID Client ID Sample Description Date Flow Rate Duration Volume Fibers Fields Density Fiber Cone. LOD Collected [liters/mrn.] [minutes] [liters] [Fiber/mm"] [Fiber/cc] [Fiber/cc] 2876 011022 Park Place and Church 10/22/01 14.50 45 652.5 6.00 100 7.64 0.005 0.004 2877 021022 Park Place and Greenwich__________ 10/22/01 14.50 45 652.5 3.00 100 3.82 <LOD 0.004 2878 031022 Murray and Church________________ 10/22/01 15.00 45 675.0 5.00 100 6.37 <LOD 0.004 2879 041022 Murray and Greenwich_____________ 10/22/01 14.50 45 652.5 5.00 100 6.37 <LOD 0.004 2891 051022 Fulton and Church 10/22/01 15.00 47 705.0 4.50 100 5.73 <LOD 0.004 2881 061022 Warren and North End_____________ 10/22/01 15.00 45 675.0 6.00 100 7.64 0.004 0.004 2880 071022 West Street and Warren____________ 10/22/01 14.50 45 652.5 4.00 100 5.10 <LOD 0.004 2897 081022 Gateway Plaza___________________ 10/22/01 15.00 45 675.0 4.00 100 5.10 <LOD 0.004 2896 091022 South End Avenue and Albany_______ 10/22/01 14.40 47 676.8 5.00 100 6.37 <LOD 0.004 2889 101022 West and Albany_________________ 10/22/01 15.00 54 810.0 7.00 100 8.92 0.004 0.003 2895 111022 Rector Place by park______________ 10/22/01 14.60 47 686.2 8.00 100 10.19 0.006 0.004 2893 121022 3rd Place and West End and Waterside 10/22/01 14.80 46 680.8 10.50 100 13.38 0.008 0.004 2894 131022 West end of West Thames 10/22/01 14.60 47 686.2 4.00 100 5.10 <LOD 0.004 2882 141022 Park Place and River Terrace________ 10/22/01 15.00 45 675.0 5.00 100 6.37 <LOD 0.004 2883 151022 River Terrace and Chambers________ 10/22/01 15.00 45 675.0 3.50 100 4.46 <LOD 0.004 2884 161022 River Terrace and Warren 10/22/01 15.00 45 675.0 2.00 100 2.55 <LOD 0.004 2885 171022 North End and Park Place 10/22/01 15.00 45 675.0 6.00 100 7.64 0.004 0.004 2886 181022 Vesey and River Terrace___________ 10/22/01 14.75 45 663.8 5.00 100 6.37 <LOD 0.004 2890 191022 Trinity Place and Thames___________ 10/22/01 15.00 45 675.0 17.50 100 22.29 0.013 0.004 2892 201022 Vesey and West Broadway__________ 10/22/01 15.00 48 720.0 10.00 100 12.74 0.007 0.004 2887 FBI Field Blank 1_____________________ 10/22/01 0.00 0 0.0 0.00 100 0.00 N/A N/A 2888 FB2 Field Blank 2 10/22/01 0.00 0 0.0 0.00 100 0.00 N/A N/A o H

ELAP ID No. 11750 Expires 12:01 AM, April 1, 2002 Analysis Method: Phase Contrast Microscopy, NIOSH Method 7400 NJ Limit of Quantitation (LOQ) = 102 [Eiber/mm^] S o Limit of Detection (LOD) = 7 [Eiber/mm^] o o Io o co Analysis Performed By: A4 ^.24 kD Marek Pawlik NJ CO Laboratory Director CO CO

NYC-WTC_000232912