List of unresolved technical issues including methodology resolution, background characterization, and building material fingerprinting efforts.
NYC-WTC_000140653Folder label: “M.G: EPA INDOOR AIR WORKING GROUP MTGS.”
OCR status: ok · source: pdftotext
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o o CD ? ■- £ o o Air level: No action required TJ c CT o' o ^NYC "0 o o> background cn Ca5 9L O o And o c 3 o 3 Settled Dust level: s background or 1000 f/cm^
Mold (qualitative assessment)
Based on visible evidence - look for evidence of water damage and moldy odors
Outstanding Issues
OCR can misread numbers and units. Confirm readings against the page image before using them.
Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000140826
Document specifying air and dust levels requiring no action and outlining a qualitative assessment method for identifying water damage.
2 shared non-person entities · Same agency, volume and box · similarity 0.898
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000140652
Guidance document defining actions for elevated asbestos fiber levels in air and settled dust based on NYC background concentrations.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.833
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000140824
Guidelines for evaluating asbestos air levels and settled dust thresholds to determine if sensitive individuals should be removed.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.829
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000151128
Report establishing health-based screening levels for the indoor environment with cross-agency representation.
2 shared non-person entities · 1 shared topics · similarity 0.843
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.
2 shared non-person entities · 1 shared topics · similarity 0.843
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.
2 shared non-person entities · 1 shared topics · similarity 0.843
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.
2 shared non-person entities · 1 shared topics · similarity 0.842
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.
2 shared non-person entities · 1 shared topics · similarity 0.837
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000153816
Document titled Environmental Monitoring of New York City After the World Trade Center attacks, dated November 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.836
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.
2 shared non-person entities · 1 shared topics · similarity 0.830
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000139257
DEP official requests final review of the latest air monitoring Scope of Work to conclude negotiations.
1 shared non-person entities · 1 shared topics · similarity 0.829
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000144033
Slide detailing background air sampling across five boroughs from September 14 to October 12, 2001.
1 shared topics · similarity 0.829
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000160878
EPA notice of chain-of-custody and benchmarks presentation for WTC Taskforce meeting on April 8, 2002.
Similarity score 0.949 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000140826
Document specifying air and dust levels requiring no action and outlining a qualitative assessment method for identifying water damage.
Similarity score 0.949 (not a probability)
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.
Similarity score 0.944 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000151128
Report establishing health-based screening levels for the indoor environment with cross-agency representation.
Similarity score 0.940 (not a probability)
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.
Similarity score 0.919 (not a probability)
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.
Similarity score 0.918 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000140640
Notice instructing staff to preserve original World Trade Center documents as potential evidence in future legal actions against the City.
Filed in the same folder
NYC-WTC_000140641
Agenda for a meeting discussing status of activities, public requests, and development of sampling and cleaning plans for WTC debris.
Filed in the same folder
NYC-WTC_000140642
Introduction to a cross-agency group tasked with identifying contaminants of concern and establishing health-based screening levels for the indoor environment.
Filed in the same folder
NYC-WTC_000140643
Documentation describing the methodology for identifying contaminants of concern using historical data and qualitative toxicity screens.
Filed in the same folder
NYC-WTC_000140644
Summary of contaminants removed from the review list due to being non-detectable or found only in trace amounts, including all VOCs.
Filed in the same folder