EPA technical review of dioxin laboratory results identifying missing TEQ calculations and requesting proper reporting units and health-based benchmark comparisons.
NYC-WTC_000155231–000155242Folder label: “114 LIBERTY 1 OF 2”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
3726/2003" Page 3 of8 PASC- Certificate ofAnalysis
5th 5th 5th 6th Client ID: Floor-07 Floor-08 Floor-09 Floor-07 R03030259- -07A -08A -09A -lOA Lab No.: 009199 03 009200 03 009201 03 009202 03 Date Sampled: 05-Mar-2003 05-Mar-2003 05-Mar-2003 05-Mar-2003 Component MDL Units
Total Tetrachlorodibenzofurans pg 100 <1.6 13 76 Total Pentachlorodibenzofurans 36 <2.2 27 25 n Total Hexachlorodibenzofurans 17 <1.5 27 18 Total Heptachlorodibenzofurans <14 <3.8 5.6 <13 Octachlorodibenzofuran 19 8.2 20 29 Total Tetrachlorodibenzo-p-dioxins 91 <2.0 24 62 Total Pentachlorodibenzo-p-dioxins 24 <1.7 20 17 Total Hexachlorodibenzo-p-dioxins 37 <2.7 49 33 Total Heptachlorodibenzo-p-dioxins 45 20 46 41 Octachlorodibenzo-p-dioxin 170 61 97 120 Internal Recoveries % 2,3,7,8-T4CDF-13C12 95 64 97 96 2,3,7,8-T4CDD-13C12 97 65 101 103 1,2,3,7,8-P5CDF-13CI2 94 91 98 94 1,2,3,7,8-P5CDD-13C12 89 71 85 80 1,2,3,4,7,8-H6CDF-13C12 99 78 107 109 1,2,3,6,7,8-H6CDD-13C12 92 74 95 99 1,2,3,4,6,7,8-H7CDF-I3C12 105 85 112 110 1,2,3,4,6,7,8-H7CDD-l 3CI2 97 80 103 100 OCDD-13C12 90 66 99 87
2,3,7,8-C14-Dibenzofuran (DB5) pg <17 <1.6 <6.6 <14 tl 2,3,7,8-C14-Dibenzo-p-dioxin <3.2 <2.0 <2.3 <2.9 1,2,3,7,8-C15-Dibenzofuran « <2.9 <2.2 <3.3 <3.8 2,3,4,7,8-C15-Dibenzofuran « 5.4 <2.3 <3.8 <4.0 1,2,3,7,8-C15-Dibenzo-p-dioxin <2.2 <1.7 <4.1 <4.8 M 1,2,3,4,7,8-C16-Dibenzofuran <4.0 <1.4 7.0 6.1 1,2,3,6,7,8-C16-Dibenzofuran »» <3.2 <1.3 4.0 3.9 It 2,3,4,6,7,8-C16-Dibenzofuran <2.2 <1.5 3.0 <2.8 1,2,3,7,8,9-C16-Dibenzofuran <1.8 <1.8 <3.0 <3.3 1,2,3,4,7,8-C16-Dibenzo-p-dioxin <1.6 <1.4 <2.3 <2.5 1,2,3,6,7,8-C16-Dibenzo-p-dioxin 2.4 <1.6 <2.6 <2.8 1,2,3,7,8,9-C16-Dibenzo-p-dioxin 2.8 <1.4 <2.3 <2.6 1,2,3,4,6,7,8-C17-Dibenzoftiran <13 <3.3 <15 <11 1,2,3,4,7,8,9-C17-Dibenzoftiran <2.9 <2.3 <3.3 <3.6 1,2,3,4,6,7,8-C17-Dibenzo-p-dioxin 22 8.8 20 17 1,2,3,4,6,7,8,9-C18-Dibenzoforan 19 8.2 20 29 It l,2,3,4,6,7,8,9-C18-Dibenzo-p-dioxin 170 61 97 120
2,3,7,8-TCDF (DB225) pg 11 <4.4 <2.9 <7.2 Internal Recoveries % 2,3,7,8-TCDF-13C12 85 53 80 79
CIient:PhiHp Analytical Services Inc ProjectJLC Environmental
NYC-WTC_000155237
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000155246
Environmental laboratory analysis results for 114 Liberty contamination testing, covering asbestos, lead, and PAH from post-WTC dust.
13 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000155036
Cover page for a Federal Emergency Management Agency transmission concerning the recovery efforts at 114 Liberty Street.
12 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗5 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.985
machine-extracted · confidence unavailable · Check page ↗4 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.948
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000101235
Chain of custody correspondence for dioxin wipe sample analysis results from PSC Analytical Services, March 2003.
11 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000100952
Administrative document serving as a section header or index for the JLC Environmental reports collection.
6 shared non-person entities · 1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗4 shared non-person entities · 1 shared topics · similarity 0.974
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000100712
Laboratory order form for analyzing airborne crystalline silica samples collected from 114 Liberty Street.
4 shared non-person entities · 1 shared topics · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000163562
Resident request for a government letter requiring the landlord to seal firebrick walls for reoccupancy readiness.
4 shared non-person entities · 1 shared topics · similarity 0.970
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000130104
Chain of custody document from PSC Analytical Services regarding the receipt and analysis of samples for the DEP cleanup project.
8 shared non-person entities · 1 shared topics · similarity 0.956
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000162576
Forwarding an updated HVAC status spreadsheet with added quadrant columns and explanations for system information reporting.
4 shared non-person entities · 1 shared topics · similarity 0.952
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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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_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