2026-10-16
- documents
- 64,385
- pages
- 230,888
- size
- 41.6 GB
- added
- 40,757
- removed
- 0
- changed
- 0
Recorded changes
- added
NYC-WTC_000175028 – NYC-WTC_000175029
PSC Analytical Services report detailing metal concentrations including aluminum, cadmium, and chromium in air samples from December 2001.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175030 – NYC-WTC_000175031
ATC Associates report on air sampling for metals in dust and mercury vapor at a school conducted December 13, 2001.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175034 – NYC-WTC_000175035
Letter report from ATC Associates regarding air sampling for metals in airborne dust at a school conducted December 2001.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175036
Chain of custody record documenting the transfer and handling of environmental samples submitted to PSC Analytical Services.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175037 – NYC-WTC_000175038
Laboratory analytical results from PSC Analytical Services for ATC Associates work order regarding air sampling at a school.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175039 – NYC-WTC_000175040
Letter report from ATC Associates on air sampling for metals in airborne dust at a school conducted February 27, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175041 – NYC-WTC_000175042
Laboratory analytical results from PSC Analytical Services for ATC Associates work order regarding air sampling at a school.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175043
Chain of custody record documenting the transfer and handling of environmental samples submitted to PSC Analytical Services.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175044
Pace Analytical report detailing Method 8290 analysis results for volatile organic compounds in a wipe sample collected February 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175045 – NYC-WTC_000175046
ATC Associates report on wipe samples for polychlorinated dibenzo-p-dioxins and dibenzofurans collected at a school on January 30, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175047
Pace Analytical report detailing Method 8290 analysis results for volatile organic compounds in a wipe sample collected February 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175048 – NYC-WTC_000175049
ATC Associates report on wipe samples for polychlorinated dibenzo-p-dioxins and dibenzofurans collected at a school on February 6, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175050
Pace Analytical report detailing Method 8290 analysis results for volatile organic compounds in a wipe sample collected February 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175051 – NYC-WTC_000175052
ATC Associates report on wipe samples for polychlorinated dibenzo-p-dioxins and dibenzofurans collected at a school on February 14, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175053 – NYC-WTC_000175054
ATC Associates report on wipe samples for polychlorinated dibenzo-p-dioxins and dibenzofurans collected at a school on February 22, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175055
Laboratory report detailing Method 8290 analysis results for a wipe sample submitted by ATC.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175056 – NYC-WTC_000175057
ATC Associates report on wipe samples for polychlorinated dibenzo-p-dioxins and dibenzofurans collected at a school on March 1, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175058 – NYC-WTC_000175059
ATC Associates report on wipe samples for polychlorinated dibenzo-p-dioxins and dibenzofurans collected at a school on March 8, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175060
Letter report from ATC Associates regarding air sampling for silica-containing dust at a NYC Board of Education school in December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175061 – NYC-WTC_000175062
Laboratory analytical results document from ATC Associates showing silica concentrations in air samples collected in December 2001.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175063 – NYC-WTC_000175064
Laboratory analytical results document from ATC Associates showing silica concentrations in air samples collected on December 7, 2001.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175065 – NYC-WTC_000175067
Laboratory analytical results document from ATC Associates showing silica concentrations in air samples collected in early February 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000175068 – NYC-WTC_000175069
Letter report from ATC Associates regarding air sampling for silica-containing dust at a NYC Board of Education school in January 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175070 – NYC-WTC_000175071
Letter report from ATC Associates regarding air sampling for silica-containing dust at a NYC Board of Education school in February 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175072
Letter report from ATC Associates regarding air sampling for silica-containing dust at a NYC Board of Education school in March 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175073 – NYC-WTC_000175075
Laboratory analytical results document from ATC Associates showing silica concentrations in air samples collected in March 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000175076 – NYC-WTC_000175077
Confidential chain of custody form and laboratory results record for settled dust bulk samples collected at a NYC school site.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175080 – NYC-WTC_000175081
Confidential chain of custody form and laboratory results record for settled dust bulk samples collected at a NYC school site.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175084 – NYC-WTC_000175085
Confidential chain of custody form and laboratory results record for settled dust bulk samples collected at a NYC school site.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175086 – NYC-WTC_000175087
Confidential chain of custody form and laboratory results record for settled dust bulk samples collected at a NYC school site.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175092
Confidential chain of custody form and laboratory results record for settled dust bulk samples collected at a NYC school site.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175095
New York State Department of Health certificate approving ATC Associates for environmental air and emissions analyses in April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175096 – NYC-WTC_000175097
Form documenting bulk sample data and chain of custody for samples analyzed for fiberglass at a NYC school site.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175098
Certificate of accreditation for ATC Associates Inc. regarding bulk asbestos fiber analysis services valid through June 30, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175099 – NYC-WTC_000175100
Form documenting the collection and chain of custody for settled dust bulk samples tested for fiberglass at P.S. 001M on August 24, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175101
Certificate of approval for ATC Associates Inc. as a laboratory service provider for environmental analyses including metals and hazardous waste.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175102
Confidential chain of custody form and laboratory results record for settled dust bulk samples subject to protective order.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175103 – NYC-WTC_000175112
Laboratory analysis sheet from ATC Associates Inc. for bulk asbestos testing with project identification and sample details.
Education, Dept. of · 10 pages
- added
NYC-WTC_000175113 – NYC-WTC_000175114
Report detailing wipe sample results for polychlorinated dibenzo-p-dioxins and dibenzofurans collected at DeSoto School (P.S. 130) in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175115
Laboratory report presenting results for polychlorinated dibenzo-p-dioxins and dibenzofurans in four samples analyzed using USEPA Method 8290.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175116
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 1 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175117
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 2 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175118
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 3 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175119
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 6 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175120
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 7 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175121
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 8 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175122
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 9 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175123
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 10 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175124
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 11 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175125
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 13 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175126
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 15 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175127
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 16 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175128
Technical data sheet recording transmission electron microscopy analysis parameters and results for air sample number 18 collected August 25, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175129
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175130 – NYC-WTC_000175131
Laboratory report detailing polychlorinated biphenyl (PCB) wipe sample analysis results for DeSoto School collected in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175132
Documentation form recording the transfer and custody of environmental samples submitted to PSC Analytical Services for analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175133
Documentation form recording the transfer and custody of environmental samples submitted to PSC Analytical Services for analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175134
Page from an industrial hygiene report containing analytical results for samples processed by PSC Analytical Services in August 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175135 – NYC-WTC_000175136
Laboratory report detailing polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample analysis results for DeSoto School collected in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175137
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175138
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175139
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175140
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175141
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175142
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175143
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175144
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175145
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175146
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175147
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175148
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175149
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175150 – NYC-WTC_000175154
Letter and report from ATC Associates regarding indoor air quality measurements collected at DeSoto School in August 2002.
Education, Dept. of · 5 pages
- added
NYC-WTC_000175155 – NYC-WTC_000175156
ATC Associates report on dioxin and dibenzofuran wipe samples collected at DeSoto School in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175157
Laboratory data sheet for a blank wipe sample analyzed for dioxins at the referenced school site.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175158
Laboratory data sheet for a blank wipe sample analyzed for dioxins at the referenced school site.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175163
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175164
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175165
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175166
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175167
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175168
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175169
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175170
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175171
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175172
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175173
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175174
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175175
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175176
Technical data sheet recording transmission electron microscopy analysis of air samples collected by NYC BOE.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175177 – NYC-WTC_000175178
ATC Associates report on lead concentration in dust wipe samples from PS 130 collected in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175179 – NYC-WTC_000175180
ATC Associates report on hydrocarbon air sampling conducted at DeSoto School in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175181 – NYC-WTC_000175182
ATC Associates report on silica-containing dust air monitoring conducted at DeSoto School in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000175183
Document recording the transfer of samples to PSC Analytical Services in Reading, PA for environmental analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000175184 – NYC-WTC_000175185
Report from ATC Associates detailing dioxin and dibenzofuran wipe sample results collected at PS 130 Manhattan in August 2002.
Education, Dept. of · 2 pages