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NYC-WTC_000214990
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NYC 9/11 Public Portal Document
Mr. Bernard P. Orlan February 26, 2002 Silica Dust Assessment Page 2 P.S. 150M ATC Project No. 15-19125-0289
The results of the sampling represent conditions found on the dates of the survey and may not represent conditions found at other times. The information presented in this report should be used by the BOE as a guide to assess the need for further improvements in current indoor air quality control activities.
RESULTS
Samples were obtained in the Main Lobby, Multipurpose Room, Classroom 402 and Classroom 404.
Silica was not present above the limit of detection (<10 micrograms per sample) in any of the four samples.
It is our pleasure to provide these indoor air consultative services to the New York City Board of Education. If you have any questions about this report, please call (212) 353- 8280, extension 212.
Sincerely, ATC Associates Inc.
James R. Cohn, CIH, CSP Regional Manager Industrial Hygiene Division
Attachment
CITY_21MC100_002853729
NYC-WTC_000214991
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NYC-WTC_000214991Source: NYC Law Department, mirrored locally
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