DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145534Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
See Appendix F for results
of EPA outdoor asbestos bulk testing.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145618Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
Further, the
study found that asbestos levels in both buildings exceeded the AHERA standard of 70 s/mm2:
• Asbestos concentrations ranged from 6,277 to 10,620 s/mm2 in the building expected
DEP Hard Copies (68 Boxes) / DEP Box 10 / NO INFO
NYC-WTC_000148969Machine-extracted title Lab reportSummary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.
Asbestos was detected in settled indoor dust in 10
out of 57 (18%) residential units sampled, with the positive samples showing a maximum of
1.5% asbestos in dust.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145812Machine-extracted title Chain of custodySummary Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
The data indicates that using asbestos air sampling with PCMe analysis accounted for
the most number of additional cleaning events.
DEP Hard Copies (68 Boxes) / DEP Box 10 / NO INFO
NYC-WTC_000149043Machine-extracted title Lab reportSummary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.
Northwest-
Southeast directional
analysis for asbestos TEM
weekly maximums (taken
from EPA, 2002a).
Figure 28. Northeast-
Southwest directional
analysis for asbestos TEM
weekly maximums (taken
from EPA, 2002a).
DEP Hard Copies (68 Boxes) / DEP Box 10 / NO INFO
NYC-WTC_000148994Machine-extracted title Lab reportSummary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.
samples daily Contract
vocation V Pier 6, Bus Sign Asbestos 2-12 hour samples daily Contract
vocation W Wash Tent, West Street Asbestos
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145769Machine-extracted title Chain of custodySummary Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Asbestos
Before Cleaning Samples - Seven micro vacuum and four wipe samples were collected
for analysis of asbestos.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145775Machine-extracted title Chain of custodySummary Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Asbestos
Before Cleaning Samples - Two micro vacuum and five wipe samples were collected for
analysis of asbestos.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145434Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
Asbestos 1 % asbestos The Asbestos NESHAP (40 CFR Part 61) level at which a material
(Bulk Dust) is considered asbestos-containing and subject to NESHAP removal
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145446Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
in the Air / in Qaen Spaces
EPA is requiring the strictest protective standard under AHERA, ths .Asbestos Hazard Emergency
Response Ace for asbestos in outdoor and indoor areas.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145599Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
Asbestos 1 % asbestos The Asbestos NESHAP (40 CFR Part 61) level at which a material
(Bulk Dust) is considered asbestos-containing and subject to NESHAP removal
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145611Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
in the Air / in Open Spaces
EPA is requiring the strictest protective standard under AJiERA, the .Asbestos Hazard Emergency
Response Act, for asbestos in outdoor and indoor areas.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145365Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
asbestos above the 1 percent benchmark.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145530Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
Imprecise optical asbestos sampling methodologies, and
Over 25 percent of the bulk dust samples collected before September 18
showed the presence of asbestos
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145208Machine-extracted title Lab reportSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
Asbestos-containing materials on ventilation system components to be cleaned or damaged
asbestos-containing materials in the vicinity of the ventilation system components to be cleaned.
4.
DEP Hard Copies (68 Boxes) / DEP Box 10 / NO INFO
NYC-WTC_000149032Machine-extracted title Lab reportSummary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.
Risk Assessment Benchmarks for Evaluation of Asbestos Air Data
The principal benchmark used in this assessment for evaluation of asbestos in air data from
the WTC site is the Asbestos Hazard
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000144993Machine-extracted title Memo or letterSummary Large volume technical report containing environmental data and analysis related to the World Trade Center disaster site cleanup.
Some environmental experts expressed concern that other substances besides asbestos were of
greater concern shortly after the attacks.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145702Machine-extracted title Chain of custodySummary Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
PCM and transmission electron microscopy (TEM) Asbestos Hazard Emergent^
Response Act (AHERA), COPC in other media (e.g., asbestos, MMVF, and alpha-quartz in
settled dust), compounds that were included
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145492Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
possible asbestos contamination in 5 percent of the residences is acceptable.
DEP Hard Copies (68 Boxes) / DEP Box 08 / NO INFO
NYC-WTC_000145668Machine-extracted title Permit applicationSummary Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
possible asbestos contamination in 5 percent of the residences is acceptable.