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← Document results/DEP Box 03/E-Mails Sent M. Gilsenan 2001-2002
Document / 53 pages

Draft memo forwarding thread, April 2002

Machine-extracted title · confidence 50%

Series of emails forwarding a draft memo between DEP staff members for review and finalization.

NYC-WTC_000139712–000139764

Folder label: “E-Mails Sent M. Gilsenan 2001-2002

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Scanned page image, NYC-WTC_000139749
OCR text

OCR status: ok · source: pdftotext

Z Z

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I io FINAL (October 11.2001) ATSDR. CDC. EPA, OSHA Environmental Assessment Workgroup Asbestos Action Levels for World Trade Center Response co

“0 o c o CT o 1 o' Ca5 "0 o 03 CD O o o c Action Level & Analysis Method General Public/Recommendations' Supporting Information" Comments 5 CD 3

NYC Background’ PCM/PCMe’ f/cc • No restriction on access to any area. AHERA standards (40 CFR • Remediation goal is to achieve background levels. (see footnotes 2 and 3) 763); ATSDR Toxicological • AHERA guidance for schools requires that when schools are remediated for Profile for Asbestos; OSHA 29 asbestos, the indoor air levels of asbestos should be similar to local outdoor air CFR 1926.1101 levels. • Lowest attainable cancer risk

NYC Background to 0.01 f/cc PCM/PCMe’ • No restriction on access to streets and public/ AHERA standards (40 CFR • No significant cancer risk for short-term occupancy for residential and school commercial building; continue to monitor 763); ATSDR Toxicological buildings. • Evaluate to determine if long-term access is acceptable; Profile for Asbestos; IRIS; • AHERA guidance for schools requires that when schools are remediated for evaluate trends over months. OSHA 29 CFR 1926.1101 asbestos, the indoor air levels of asbestos should be similar to local outdoor air ■ Identify source levels ■ Take action, as practical, to reduce levels to background

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NYC-WTC_000139749Source: NYC Law Department, mirrored locally

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