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NYC-WTC_000187509
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NYC 9/11 Public Portal Document
Centers for Disease Control and Prevention National Institute for Occupational Safety and Health Interim Air Sampling Report Wednesday, October 3, 2001
New York City Department of Health contractors collected air samples on personnel actively involved in rescue efforts on or in the vicinity of the debris pile to characterize occupational exposures. These air samples were subsequently analyzed by the National Institute for Occupational Safety and Health (NIOSH). Below are the interim sampling results for Wednesday, October 3, 2001.
Air Samples
Asbestos • 54 personal air samples were collected by NYDOH contractors o Most personal sample 8-hour time-weighted average concentrations were below 0.060 fibers/cc as determined by PCM (5 were <0.15 fibers/cc) o All short-term exposure limit samples were below 0.08 fibers/cc as determined by PCM
K.M. Wallingford lO/IVOI
CITY_21MC100_002967955
NYC-WTC_000187509
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NYC-WTC_000187509Source: NYC Law Department, mirrored locally
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