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← Document results/DEP Box 43/2001 M. Gilsenan
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WTC PCM lab report, October 15, 2001

Machine-extracted title · confidence 70%

Forwarded WTC phase contrast microscopy (PCM) laboratory analysis results from October 15, 2001.

NYC-WTC_000164414–000164415

Folder label: “2001 M. Gilsenan

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z z s o co (Consulting Services, Inc. '2 o o nata 304 Edgemont Terrace Teaneck NJ 07666 201 692 7967 fax 201 678 1789 ■D c CT o' o> "0 O Certificate of Analysis 3. 03 tn Client: Riverpoint, Inc Project Location: WTC, NYC Analysis Date: October 15,2001 o o Client#: 101171 Work Area: N/A RCS Project # 107 o c 3 CD PCM Air Sample Analysis Summary O

Lab ID Client ID Sample Deseription Date Flow Rate Duration Volume Fibers Fields Density Fiber Cone. LOD Colleeted fliters/min.l [minutes] [liters! [Fibcr/mm’l [Fiber/ce] [Fibcr/cc] 2722 011015 Park Place and Church 10/15/01 15.00 45 675.0 7.0 100 8.92 0.005 0.004 2723 021015 Park Place and Greenwich 10/15/01 14.50 45 652.5 3.0 100 3.82 0.002 0.004 2724 031015 Murray and Church_______________ 10/15/01 15.00 45 675.0 5.5 100 7.01 0.004 0.004 2725 041015 Murray and Greenwich_____________ 10/15/01 14.50 45 652.5 3.0 100 3.82 0.002 0.004 2735 051015 Fulton and Church 10/15/01 15.00 46 690.0 18.5 100 23.57 0.013 0.004 2726 061015 Warren and North End 10/15/01 14.50 45 652.5 3.0 100 3.82 0.002 0.004 2727 071015 West Street and Warren 10/15/01 15.00 45 675.0 7.0 100 8.92 0.005 0.004 2741 081015 Gateway Plaza__________________ 10/15/01 14.30 48 686.4 6.0 100 7.64 0.004 0.004 2740 091015 South End Avenue and Albany______ 10/15/01 14.80 47 695.6 4.0 100 5.10 0.003 0.004 2742 101015 West and Albany_________________ 10/15/01 15.00 48 720.0 5.0 100 6.37 0.003 0.004 2739 111015 Rector Place by park______________ 10/15/01 14.50 48 696.0 2.0 100 2.55 0.001 0.004 2737 121015 3rd Place and West End and Waterside 10/15/01 14.50 48 696.0 6.0 100 7.64 0.004 0.004 2738 131015 West end of West Thames 10/15/01 14.50 47 681.5 4.0 100 5.10 0.003 0.004 2728 141015 Park Place and River Terrace 10/15/01 14.75 45 663.8 1.5 100 1.91 0.001 0.004 2729 151015 River Terrace and Chambers 10/15/01 15.00 45 675.0 2.0 100 2.55 0.001 0.004 2730 161015 River Terrace and Warren 10/15/01 15.00 45 675.0 3.0 100 3.82 0.002 0.004 2731 171015 North End and Park Place 10/15/01 14.50 45 652.5 4.0 100 5.10 0.003 0.004 2732 181015 Vesey and River Terrace___________ 10/15/01 14.50 45 652.5 5.0 100 6.37 0.004 0.004 2743 191015 Trinity Place and Thames__________ 10/15/01 15.00 47 705.0 7.0 100 8.92 0.005 0.004 2736 201015 Vesey and West Broadway_________ 10/15/01 15.00 47 705.0 17.5 100 22.29 0.012 0.004 2733 FBI Field Blank 1 10/15/01 0.00 0 0.0 0.0 100 0 N/A N/A 2734 FB2 Field Blank 2 10/15/01 0.00 0 0.0 0.0 100 0 N/A N/A

ELAP ID No. 11750 Expires 12:01 AM, April 1,2002 Analysis Method: Phase Contrast Microscopy, NIOSH Method 7400 Limit of Quantitation (LOQ) = 102 [Fiber/mm^] Limit of Detection (LOD) = 7 [Fiber/mm^]

Analysis Performed By: A4 Marek Pawlik Laboratory Director

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NYC-WTC_000164415Source: NYC Law Department, mirrored locally

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