PCM Air Sample Analysis Summary for WTC, March 2002

NYC 9/11 Public Portal Document

C-onsulting Services, Inc. enata 304 Edgemont Terrace Teaneck NJ 07666 201 692 7967 fax 201 678 178^ ^''^SAlialysi^^ Certificate of Analysis Client: Riverpoint, Inc Project Location: WTC, NYC ite: January 7, 2002! Client#: 101171 Work .Area: N/A RCS Projec 189 !

PCM Air Sample Analysis Summary Lab ID Client ID Sample Description Date Flow Rate Duration Volume/ Fibers Fields Density Fiber Cone. LOD Collected (liters/min.) [minutesl (liters [Fiber/mm~l [Fiber/cci [Fiber/cc] 4393 010107 Park Place and Church 1/7/02 14.60 45 65/. 0 3.50 100 4.46 <LOD 0.004 4388 020107 Park Place and Greenwich 1/7/02 14.80 45 666.0 2.00 100 2.55 <LOD 0.004 4394 030107 Murray and Church_____ __________ 1/7/02 15.00 45 675.0 3.00 100 3.82 <LOD ' 0.004 4389 040107 Murray and Greenwich_____________ 1/7/02 15.00 45 £75.0 2.00 100 2.55 <LOD 0.004 4390 050107 Fulton and Church 1/7/02 14.80 45 /666.0 5.00 100 6.37 <LQD 0.004 4395 060107 Warren and North End 1/7/02 15.00 45 / 675.0 2.00 100 2.55 <U3p' 0.004 4396 070107 West Street and Warren 1/7/02 15.00 45 / 675.0 3.50 100 4.46 <L0D 0.004 4402 080107 Gateway Plaza___________________ 1/7/02 14.30 45, ' 643.5 5.00 100 6.37 <LOD 0.004 4403 090107 South End Avenue and Albany________ 1/7/02 14.60 4; 657.0 3.00 100 3.82 <LOD 0.004 4404 100107 West and Albany__________________ 1/7/02 14.60 657.0 5.00 100 6.37 <LOD 0.004 4405 110107 Rector Place by park______________ 1/7/02 14.30 5 643.5 2.00 100 2.55 <LQD 0.004 4406 120107 3rd Place and South End and Waterside 1/7/02 14.30 5 643.5 2.00 100 2.55 <LOD 0.004 4407 130107 West end of West Thames 1/7/02 14.30 '45 643.5 1.00 100 1.27 <LQD 0.004 4397 140107 Park Place and River Terrace 1/7/02 15.00 45 675.0 2.00 100 2.55 <LOD 0.004 4398 150107 River Terrace and Chambers 1/7/02 15.00 45 675.0 2.00 100 2.55 <LOD' 0.004 4399 160107 River Terrace and Warren 1/7/02 15.00 45 675.0 2.00 100 2.55 <LQp' 0.004 4400 170107 North End and Park Place 1/7/02 15.00 45 1 675.0 5.00 100 6.37 <LO0 0.004 4401 180107 Vesey and River Terrace___________ 1/7/02 15.00 45 ' 675.0 2.50 100 3.18 <LOD' 0.004 4391 190107 Trinity Place and Thames___________ 1/7/02 15.00 45 1 675.0 6.00 100 7.64 0.004 0.004 4392 200107 Vesey and West Broadway_________ 1/7/02 14.80 45 666.0 11.50 100 14.65 0.008 0.004 4408 FBI Field Blank 1 1/7/02 0.00 0 0.0 0.00 100 0.00 N/A ‘ N/A 4409 FB2 Field Blank 2 1/7/02 0.00 0 0.0 0.00 100 0.00 N/A > N/A i 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: Marek Pawlik Laboratory Director

NYC-WTC_000161870