NYC-WTC_000203202

NYC 9/11 Public Portal Document

(consulting Services, Inc. Reneta 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; November 27,2001 Client #: 101171 Work Area: N/A RCS Project# 157

PCM Air Sample Analysis Summary Ub H) Client TO Sunpie DcKriptlon Date Flow kite Duration Volume Fibers Fields Density Fiber Cone. LOD CoUected riiters^mln.] fTnirnncsl [litersl rFibctZmiii’l [Fihcr'a:] [Fiher'cc] 011127 Park Place and Church 11/27/01 14.0G 45 630.0 ■ 7.50 100 e.55 0.006 0.004 1 3744 021127 Park Place and Greenwich 11/27/01 15.00 45 675.0 ' 4.00 100 ■ 5.10 <LOD 0.004 3745'1 031127 Murray and Church________________ 11/27/01 14.30 45 643.5 ■ 6.00 100 7.64 0.005 0.004 37;^ D41127 Murray and Greenwich______________ 11/27/01 15.00 45 675.0 4.00 100 5.10 <LOD 0.004 ! 3741 051127 Fulton and Church 11/27/01 15.00 45 675.0 ■ 4,00 100 5.10 <LOD 0.004 3746 061127 Warren and North End 11/27/01 14.30 45 643.5 3.50 100 4.46 <LOD 0.004 Is 071127 West Street and Warren 11/27/01 14.30 45 643.5 ■ 4.00 100 5.10 <000 0.004 3753 061127 Gateway Plaza 11/27/01 15.00 45 675.0 ■ 6.00 100 7.64 0.004 0.004 3754 091127 South End Avenue and Albany 11/27/01 15.00 45 675.0 ■ 3.00 100 3.82 <LOD 0.004 3755 101127 West and Albany 11/27/01 14.90 45 670.5 ■ 3.00 100 3.82 <LOD 0.004 3756 111127 Rector Place by park_______________ 11/27/01 15.00 45 675.0 2.00 100 ' 2?^ <LOD 0.004 3757 121127 3rd Place and West End and Waterside 11/27/01 15.00 45 675.0 ■ 4.50 100 5.73 <LOD 0.004 1221 131127 West end of West Thames 11/27/01 15.00 45 675.0 ■ 3.50 100 4.46 <LOD 0.004 3748 141127 Park Place and River Terrace________ 11/27/01 143^ 45 643.5 ■ 2.00 100 2.55 <LOD 0.004 3749 151127 River Terrace and Chambers________ 11/27/01 14.60 45 657.0 2.00 100 2.55 <LOD 0.004 s 3750 161127 River Terrace and Warren__________ 3751 171127 North End and Park Place___________ 3752 181127 Vesey and River Terrace___________ 11/27/01 11/27/01 11/27/01 '14.30 14.60 14.60 45 45 45 643.5 657.0 4.00 4.00 657.0 ■ 2.00 100 100 100 5.10 5.10 2.55 <LOD <lod' <LOD 0.004 0.004 0.004

1 3742 191127 Trinity Place and Thames___________ 3743 201127 Vesey and West Broadway__________ 3759 Field Blank 1_____________________ 11/27/01 11/27/01 " 11/27/01 ■ 15.00 15.00 0.00 45 45 0 675.0 7.00 675.0 ■ 10.00 0.0 0.00 100 100 100 8.92 12.74 0.00 0.005 0.007 N/A 0.004 0.004 N/A 3760 FB2 ' Field Blank 2 11/27/01 0.00 0 O.Q 0.00 100 0.00 N/A N/A

Q 5 (X H Phase Contrast Microscopy, NIOSH Method 7400 k; ELAP ID No. 11750 Expires 12:01 AM, April 1,2002 Analysis Method: I kt [sj Limit of Quantitation (LOQ) = 102 [Fiber/mm^] a o r. Limit of Detection (LOD) = 7 [Fibcr/mm’] o O O I Analysis Performed By. o Marek Patviik o co Liboratoty Director

o Cn o I co

NYC-WTC_000203202