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Air sample results for carpet at 100 Church Street, Jan-Feb

Machine-extracted title · confidence 95%

Laboratory report listing OSHA PEL compliance data for air samples collected from carpets at 100 Church Street between January and February 2002.

NYC-WTC_000174315–000174326
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NYC 9/11 Public Portal Document

Table 2 Air Samples • Carpet OSHAPEL New York City Law Department 100 Church Street New York

Sanple ID: GSI GS2 GS11 GS12 GS3 GS1 GS2 GS1 GS2 OSHA0401 OSHA0402 OSHA0405 OSHA0406 OSHA0407 OSHA0408 OSHA0601 Lab Sample ID; 1 2 1 2 2 1 2 1 2 1 2 3 4 1 Sample Date: 1/31/02 1/31/02 2/1/02 2/1/02 2/2/02 2/4/02 2/4/02 ^t5IQ2 2/5/02 2/6/02 2/6/02 2niQ2 2/7/02 2/7/02 2/7/02 2IB102 Start Time: 16:00 15:15 11:30 11:40 13:30 7:30 7:35 7:15 7:20 7:50 7:53 7:10 7;13 13:40 13:41 7:10 Sample Type; Air Air Air Air Air Air Air Air Air Air Air Air Air Air Air Air Floor:

Ceasar Anthony Ceasar Peter Wilfredo Joshua Joshua Peter Joshua Peter Joshua Marton Name ofP^onnel: Mario Davis Rodriguez Li^ Mike Luna Rodriguez Grumaldi Ramrez Figuera Daniel Reilly Figuera Daniel Reilly Grimaldi Figueroa Grimaldi Figueroa Hendy

ASBESTOS (fibers/cc) 0.033 <0,030 0.033 0.044 <0,004 0.008 0.007 <0.004 0.009 0.003 <0.002 <0.004 <0.004 0.007 (2) 0.012

TEM Quality Control

ASBESTOS (structures/mm^) NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS NQCS

< Indicates less than the limit of quantification 70 stnictures/mm^ = AHERA re-occupancy criteria for school children NQCS = No quality control sample taken (1) Analyst was unable to quantify fiber concentration because of overloading of particulate matter on the filter. (2) Moderate to heavy particufate matter is present on the filter which may obscure some fibers causing results with a low bias.

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NYC-WTC_000174316

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NYC-WTC_000174316Source: NYC Law Department, mirrored locally

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