OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
criterion of 0.0009 S/cc. w Gypsum Before Cleaning Samples - There were no samples collected.
Post P‘ Cleaning Samples - Two air samples were collected. Gypsum was not detected in either sample.
Lead Before Cleaning Samples - There were no samples collected before cleaning.
Post f Cleaning Samples - Two air samples were collected after the first cleaning. Lead was not detected in either sample. The results were below the primary clearance criterion of 1.0 pg/m^. Because the primary clearance criterion was met for lead after the first cleaning, no additional lead samples were collected.
Alpha-Quartz Before Cleaning Samples - There were no samples collected before cleaning.
Post P‘ Cleaning Samples - Two air samples were collected after the first cleaning. Both samples were below the detection limit.
Calcite Before Cleaning Samples - There were no samples collected before cleaning.
Post P‘ Cleaning Samples - Two air samples were collected after the first cleaning. Both were below the detection limit. w Cristobalite Before Cleaning Samples - There were no air samples collected before cleaning.
Post P‘ Cleaning Samples-Two air samples were collected after the first cleaning. Both were below the detection limit.
Tridymite Before Cleaning Samples - There were no samples collected before cleaning.
41 Post P‘ Cleaning Samples - Two air samples were collected after the first cleaning. Both were below the detection limit.
MMVF w Before Cleaning Samples - There were no samples collected before cleaning.
Post P* Cleaning Samples - Two air samples were collected after the first cleaning. The results indicate that MMVF was only present in one sample. Both samples were below the primary clearance criterion of 10 S/L.
83
CITY_21MC100_011105313
NYC-WTC_000195279
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NYC-WTC_000145695
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000145027
Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
28 shared non-person entities · similarity 0.970
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Chain of custody documentation for cleanup and monitoring samples at 114 Liberty distributed among project team members.
12 shared non-person entities · similarity 0.965
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Internal DEP coordination regarding comments on 114 Liberty procedures and preparation of a response.
12 shared non-person entities · similarity 0.964
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Comprehensive environmental assessment report prepared by TRC Engineers for the New York City Law Department.
17 shared non-person entities · 1 shared topics · similarity 0.963
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000155286
Formal letter criticizing the EPA and DEP for alleged failures in cleaning asbestos and silica from 114 Liberty Street.
13 shared non-person entities · 1 shared topics · similarity 0.962
machine-extracted · confidence unavailable · Check page ↗12 shared non-person entities · similarity 0.961
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000149899
Proposal for sampling and assessing building interiors in the vicinity of the World Trade Center site.
21 shared non-person entities · similarity 0.961
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.
27 shared non-person entities · 1 shared topics · similarity 0.961
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000155394
Transmission of cleanup and environmental monitoring documentation for 114 Liberty post-WTC dust remediation project.
11 shared non-person entities · similarity 0.960
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000102521
EPA letter confirming that primary and secondary clearance levels for asbestos and other contaminants were met at 114 Liberty Street.
9 shared non-person entities · 1 shared topics · similarity 0.960
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000145695
Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000145695
Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000145695
Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Similarity score 0.984 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000145695
Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Similarity score 0.982 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000145695
Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Similarity score 0.981 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000145695
Form documenting the tracking and handling of environmental samples collected by the Department of Environmental Protection.
Similarity score 0.981 (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.
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