Federal agencies respond to resident concerns regarding the validity of environmental clearance data for 114 Liberty Street.
NYC-WTC_000155002–000155019Folder label: “114 LIBERTY 1 OF 2”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
enclosures summarizing the analytical results. Included in the letter was reaffirmation of DEP’s Asbestos Control Program’s staff observations whereby pre-existing building materials were identified as being suspect asbestos-containing material (ACM). Those materials included thermal system insulation, surfacing material and vinyl asbestos tiles. Copies of DEP’s April 24,2003 and EPA’s April 18,2003 letters are attached for your perusal.
The following provides the results of our review of the above-described data submitted to you by the residents of 114 Liberty Street:
Asbestos Data
Based on the results that were received, it appears that eleven wipe samples and sixteen microvacuum samples were collected by Ambient Group Inc. and analyzed by EMSL Analytical Inc. for asbestos. An additional wipe sample and two microvacuum samples were submitted as blanks. A summary of the results is presented below.
Location Matrix Sample Minimum Average Maximum Size Cone. Cone. Cone. (s/cm^) (s/cm^) (s/cm^)
Below floor Wipe 1 11,681 11,681
Wall Tracking Wipe 9 8,056 726,108 4327,650
Below Light Switch Wipe 1 8,652 8,652
Blank Wipe 1 2,164 2,164
Below Floor Microvacuum 10 40,192 369,830 1,115370
Wall Tracking Microvacuum 1 15,058 15,058
I-beam Microvacuum 2 7,636 7,636 8,038 (ND)
Column Microvacuum 1 8,038 (ND) 8,038 (ND)
Pipe Shaft Microvacuum 1 71,592 71,592
Front Office Microvacuum 1 743,552 743352
Blank Microvacuum 2 803 803
NU= asbestos not detectec
2
NYC-WTC_000155003
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000154948
Federal agencies respond to resident concerns regarding the validity of environmental clearance data for 114 Liberty Street.
30 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000151361
A letter defending the validity of DEP and contractor data used to clear residential units at 114 Liberty Street for re-occupancy.
28 shared non-person entities · 1 shared topics · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000151379
A letter confirming that DEP has completed all specified clean-up and monitoring activities for 114 Liberty Street.
20 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000102633
A Department of Environmental Protection letter dated April 24, 2003, confirming the completion of clean-up activities and clearance levels at 114 Liberty Street.
19 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000100730
Chain of custody document tracking the collection and transport of asbestos bulk samples for analysis.
19 shared non-person entities · 1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000100789
Laboratory analysis results for asbestos content in beige bulk samples collected from a pizzeria on one of the building floors.
15 shared non-person entities · 1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000100796
Laboratory analysis results for asbestos content in beige bulk samples collected from a pizzeria on one of the building floors.
16 shared non-person entities · 1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000149432
DEP asbestos project notification form and inspection report dated December 12, 2002.
16 shared non-person entities · similarity 0.977
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.
12 shared non-person entities · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000163186
Correspondence regarding corrections to FEMA documentation, focusing on proper indoor and outdoor wipe sampling procedures for environmental testing.
20 shared non-person entities · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000112085
Header page identifying records related to environmental work at 20 Vesey Street.
10 shared non-person entities · similarity 0.970
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000163168
EPA correspondence transmitting draft letter to FEMA regarding 114 Liberty with attached documentation and data receipt timeline.
18 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.
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NYC-WTC_000154939
Notice instructing staff to preserve original World Trade Center documents collected from 114 Liberty Street for potential legal use.
Filed in the same folder
NYC-WTC_000154940
EPA confirms that primary and secondary clearance levels for contaminants at 114 Liberty Street have been met.
Filed in the same folder
NYC-WTC_000154944
Summary table of chemical test results including lead and dioxin levels at 114 Liberty Street.
Filed in the same folder
NYC-WTC_000154948
Federal agencies respond to resident concerns regarding the validity of environmental clearance data for 114 Liberty Street.
Filed in the same folder
NYC-WTC_000154966
Official DEP form notifying authorities of planned asbestos abatement activities at 114 Liberty Street.
Filed in the same folder