Draft special investigative audit report on environmental data from the World Trade Center site prepared by IT Corporation.
NYC-WTC_000130438–000130515Folder label: “E-Mail 1/2/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
VOCs in Air WTC North Tower Center Benzene Toluene 200000 200000
150000- 150000 a a 100000 100000
V 0 50000 o U 50000
0 iii Sept'1 ' 1 1 ev av 0- iiil.i11 Sept 1 1 ct 1 .. ii I i ov ov Date Date
2-Butanone Chloromethane 200000 200000
150000 150000- .0 aa 8 100000 100000 e 50000 o v 50000
0 0 Sept 1 1 1 ct t2 ov ov Sept 1 d1 1 ct M ov ov Date Date
Figure 1. Select VOCs at WTC North Tower Center; Sept 16 - Nov 12, 2001.
VOCs in Air WTC South Tower Location I Benzene Toluene 60000 60000
0a ao 30000 30000- 0 0
0 Sept 2 IIIIlIbIi II ct lIII ct Nov 0 Sept 2 ct 1 d Nov 1 1 Date Date
2-Butanone Chloromethane 60000 60000
aa aa 30000 30000 c c 8 8 0 1 . 111 I- I 0 Sept 2 b 1 1 a ct Nov 7 Sept 2 at 1 ct &t Nov Date Date
Figure 2. Select VOCs at WTC South Tower Location 1; Sept 16 - Nov 12, 2001.
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NYC-WTC 000130455
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000131053
Fax cover sheet dated February 20, 2002, transmitting chain of custody records related to Pier 40 and West Street.
11 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000186193
Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
47 shared non-person entities · 1 shared topics · similarity 0.980
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000095208
Documentation tracking the chain of custody for environmental samples collected from Building #400 at 375 South End Avenue in October 2001.
11 shared non-person entities · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000121409
Document tracking environmental samples collected from Building #500 at 385 South End Avenue on October 22, 2001.
10 shared non-person entities · 1 shared topics · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000120940
Document tracking environmental samples collected from Building #100 at 345 South End Avenue on October 22, 2001.
11 shared non-person entities · 1 shared topics · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000114019
Letter and chain of custody document tracking HVAC and environmental inspection samples from 333 Rector Place.
4 shared non-person entities · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000161939
Page from a laboratory report containing only formatting characters and no readable content.
10 shared non-person entities · 1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000119863
Document tracking environmental samples collected from 365 South End Avenue on October 17, 2001.
9 shared non-person entities · 1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000120991
Record documenting the transfer and custody of air samples from Building #100 at 345 South End Avenue collected on October 22, 2001.
10 shared non-person entities · 1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000095331
Chain of custody form documenting bulk sampling and air monitoring at 375 South End Avenue on November 17, 2001.
12 shared non-person entities · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗19 shared non-person entities · similarity 0.970
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000186193
Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
Similarity score 0.989 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000186193
Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
Similarity score 0.965 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000186193
Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
Similarity score 0.945 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000186193
Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
Similarity score 0.941 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000186193
Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
Similarity score 0.938 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000186193
Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
Similarity score 0.937 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Machine-extracted building matches; verify each source. Buildings, never households.
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_000150209
Laboratory report listing PCM and TEM asbestos air sampling results collected on September 26, 2001.
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NYC-WTC_000150233
Cover page for a laboratory report regarding landfill operations, dated October 2001.
Cited alongside this record in an Ask answer
A financial document from late September 2001 related to water supply operations and emergency response costs.
Cited alongside this record in an Ask answer
NYC-WTC_000153382
Document arguing that respirator safety issues fall under OSHA jurisdiction and should be removed from the EPA review.
Cited alongside this record in an Ask answer
NYC-WTC_000152373
Document excerpt showing New York City reservoir levels and related environmental data from the DEP.
Cited alongside this record in an Ask answer