NYC-WTC_000208887

NYC 9/11 Public Portal Document 01/14/2002 11:43 FAI 212 353 8308 ATC ®004

Hygeia Laboratories Inc. 82 W. Siena Srladre Blvd Sierra Madre, CA 91024-2434 Direct Wlicroscopic Examination Report (626)3S&4711 (626)335-4497 Fax

June 22, 2002

Mr. Fred Burkhardt ATC New York Date Sampled; June 12.2002 Hvoeia Reference No J 00O1S 02 0007 104 E. 25th St., 10th Floor Date Received: June 14, 2002 New York, NY 10010 Date Analyzed: June 14,2002 Samples Analyzed: 8 Bovis/DDC

Client Sample ID Sample Location Sample Mold Growth** Overall Impression I Hygeia Sample ID Description Comments*

SI Swab heavy PennUllumfAspergilius mold growth 768S77 heavy Stachybatrys chartanjm

S2 y Swab heavy PeniciUium/Aspergillus mold growth 766875 3)/r fTtiAnrAr very light Chaetornium

S3 Swab heavy PerticHHumfAspei^lIlus mold growth 766873 T^rr/lreA S< Swab very light PsnicilliunVAspef^illi/s minimal mold growth 766880

BL1 Bulk . rtONE normal trapping A/- 766881

BL2 ... Bulk light Penicitllum/AspergiUus mold growth 766882

BL3 ^/T Bulk light PsDiQiiiium/Aspergillus mold growth 766883

BL 4 .... .................... ; Bulk NOME normal trapping 766884

'"Normal trapping’ reflects an aocumulaiion of spores as norma! falioui form sir that eollest ori sunsces. Occasionally, spore types may accumulate in numbers higher than expected for normal trapping. Such rases may be denoted as "minimal mold growth" or "growth nearby" to reflect this.' "Mold levels ara indicated as very ligM, light, moderale, heavy or very heavy. This is an estimate of density and / or spread. This report may not be reproduced except in full, end only with the written approval of this laboratory. Please contacl Hygeia regarding any questions about thase results, this report, or the analyScal methods employed.

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