OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
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Table 7. Asbestos
Tier Action Asbestos (Settled Dust) Asbestos (indoor air) Level Basis Level Basis I Aggressive > 30,000 Millette’s K >0.028 f/cc 0.028 Ecc cleaning. If levels f/cm^ factor to estimate (PCME*) represents a 1x10^ persist, take airborne levels for risk estimate for a additional action to different activities 1 year exposure reduce exposure. (see narrative below). Evaluate conditions in the area, including representativeness of air samples, asbestos settled dust levels, and loading. II Maintain 30,000 0.028 f/cc 0.0009 f/cc recommended f/cm^ to 0.0009 f/cc represents a 1x1 O'* cleaning methods. background (or risk estimate for a Consider background) 30 year exposure additional monitoring.
Evaluate conditions in the area including representativeness of air samples, fibrous glass settled dust levels and loading. III No further action Background Level is set at that 0.0009 f/cc Level is set at that required. found in (PCME*) found in background, or (or background, or unaffected, areas, background) unaffected, areas. so that no increase In this way, no in risk due to the increase in risk due asbestos fibers to the asbestos would be fibers would be expected. expected. * PCME - fibers greater than 5 micrometers long (aspect ratio >3:1). Analysis by TEM.
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CITY_21MC100_002452172
NYC-WTC_000199601
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NYC-WTC_000176160
Draft assessment summarizing eight months of monitoring data regarding air, dust, and water contaminants at the WTC site and surrounding areas.
31 shared non-person entities · 1 shared topics · similarity 0.988
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000176140
Appendix document outlining health protective screening values and contaminants of concern for WTC site workers and Lower Manhattan residents.
18 shared non-person entities · 1 shared topics · similarity 0.979
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000186132
Draft document outlining health effects screening criteria for ambient air developed by EPA Region 2 in October 2002.
13 shared non-person entities · 1 shared topics · similarity 0.967
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000162222
EPA staff distributed an environmental laboratory report to federal and city agencies on May 15, 2002.
29 shared non-person entities · 1 shared topics · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗29 shared non-person entities · 1 shared topics · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000145869
Interim final report from EPA Region 2 detailing a background study of environmental conditions at the World Trade Center site.
39 shared non-person entities · 1 shared topics · similarity 0.982
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000148952
Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.
34 shared non-person entities · 1 shared topics · similarity 0.975
machine-extracted · confidence unavailable · Check page ↗20 shared non-person entities · 1 shared topics · similarity 0.969
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000160878
EPA notice of chain-of-custody and benchmarks presentation for WTC Taskforce meeting on April 8, 2002.
17 shared non-person entities · 1 shared topics · similarity 0.969
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000151128
Report establishing health-based screening levels for the indoor environment with cross-agency representation.
14 shared non-person entities · 1 shared topics · similarity 0.965
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000125845
Draft fact sheet from DOH and DEP addressing tenant concerns regarding asbestos fibers at 105 Duane Street.
22 shared non-person entities · 1 shared topics · similarity 0.965
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000164862
Document introduction describing a cross-agency group tasked with identifying contaminants and establishing health-based screening levels.
17 shared non-person entities · 1 shared topics · similarity 0.965
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000145869
Interim final report from EPA Region 2 detailing a background study of environmental conditions at the World Trade Center site.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000176160
Draft assessment summarizing eight months of monitoring data regarding air, dust, and water contaminants at the WTC site and surrounding areas.
Similarity score 0.988 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Similarity score 0.976 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000162222
EPA staff distributed an environmental laboratory report to federal and city agencies on May 15, 2002.
Similarity score 0.975 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Similarity score 0.972 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000162253
EPA proposal for asbestos clearance criteria applied to WTC indoor cleanup operations.
Similarity score 0.971 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Machine-extracted building matches; verify each source. Buildings, never households.
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