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_000223507
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223508
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223509
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223510
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223511
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223512
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223513
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223514 – NYC-WTC_000223516
Analytical report from PSC Analytical Services detailing results for polychlorinated biphenyls in air samples collected at a New York City Board of Education site.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223517
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223518
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223519 – NYC-WTC_000223520
Letter from ATC Associates reporting on air sampling for metals in airborne dust conducted at P.S. 234M on December 11, 2001.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223521
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223522
Attachment containing analytical results for toxic organic compounds from samples collected at the World Trade Center site in December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223523
Analytical report from PSC Analytical Services detailing results for cyanide in air samples collected at a New York City Board of Education site.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223524
Document tracking the transfer and handling of environmental samples submitted to an analytical laboratory in Reading, Pennsylvania during December 2001.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223525
Analytical report from PSC Analytical Services detailing test results for samples collected at a New York City Board of Education site in February 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223526
Analytical report from PSC Analytical Services detailing test results for samples collected at a New York City Board of Education site in January 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223527 – NYC-WTC_000223529
Field report documenting indoor air quality measurements including carbon dioxide and carbon monoxide levels at P.S. 234M in December 2001.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223530 – NYC-WTC_000223531
Report of polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample results from PS 234M collected January 29, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223532
Legal chain-of-custody document for samples submitted to Pace Analytical for environmental testing analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223533 – NYC-WTC_000223534
Report of polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample results from PS 234M collected January 22, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223535 – NYC-WTC_000223536
Analytical results for a wipe sample matrix collected on January 22, 2002, at PS 234M for polychlorinated dibenzo-p-dioxins.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223537 – NYC-WTC_000223539
Letter report detailing air sampling results for polychlorinated dibenzo-p-dioxins and dibenzofurans conducted at PS 234M on December 12, 2001.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223554
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223555
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223556
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223557
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223558
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223559
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223560
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223561
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223562
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223563
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223564
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223565
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223566
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223567
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223568
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223569
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223570
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223571
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223572
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223573
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223574
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223575
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223576
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223577
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223578
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223579
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223580 – NYC-WTC_000223583
Report of indoor air quality measurements collected at the High School of Economics and Finance on May 7, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000223584 – NYC-WTC_000223587
Report of indoor air quality measurements collected at the High School of Economics and Finance on May 15, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000223588 – NYC-WTC_000223591
Report of indoor air quality measurements collected at the High School of Economics and Finance on May 23, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000223592 – NYC-WTC_000223595
Report of indoor air quality measurements collected at the High School of Economics and Finance on June 24, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000223596 – NYC-WTC_000223599
Report of indoor air quality measurements collected at the High School of Economics and Finance on June 25, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000223600
General field verification form documenting consulting services and site visits performed at a New York City school in May 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223601 – NYC-WTC_000223602
Report of polychlorinated biphenyls wipe sample results from PS 150M collected on March 25 and April 1, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223603
Request form for industrial hygiene and environmental testing services regarding polychlorinated biphenyls at PS 150M.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223604 – NYC-WTC_000223605
Report of polychlorinated biphenyls wipe sample results from PS 150M collected on April 8, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223606 – NYC-WTC_000223607
Report of polychlorinated biphenyls wipe sample results from PS 150M collected on April 29 and May 6, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223609 – NYC-WTC_000223610
Report of polychlorinated biphenyls wipe sample results from PS 150M collected on June 10, 17, and 24, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223611
Analytical results for a wipe sample matrix collected on June 17, 2002, at PS 150M for polychlorinated biphenyls.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223612
Chain-of-custody document for samples submitted to PSC Analytical Services in Reading, PA for environmental testing.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223613
Header page of a chain-of-custody document for samples submitted to PSC Analytical Services for analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223614
Laboratory analytical results for mercury air sampling conducted at PS 150M on April 22, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223615
Chain of custody document from PSC Analytical Services for samples submitted by the NYC Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223617
Chain of custody document from PSC Analytical Services for samples submitted by the NYC Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223618
Laboratory analytical results report header for ATC Associates work order R02060261 dated June 11, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223619
Chain of custody document from PSC Analytical Services for samples submitted by the NYC Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223620
Chain of custody document from PSC Analytical Services for samples submitted by the NYC Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223621
Laboratory analytical results report header for ATC Associates work order R02040369 dated April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223622
Laboratory analytical results report header for ATC Associates work order R02040628 dated April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223623
Laboratory analytical results report header for ATC Associates work order R02040891 regarding silica samples dated April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223624
Laboratory report detailing airborne silica analysis results for P.S. 150M collected on May 13, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223625
Laboratory analytical results report header for ATC Associates work order R02050671 dated May 24, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223626
Chain of custody document from PSC Analytical Services for samples submitted by the NYC Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223627 – NYC-WTC_000223628
Letter from ATC Associates to the NYC Board of Education reporting dioxin and dibenzofuran wipe sample results from April 8, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223629
Laboratory report from Pace Analytical Services detailing method 8290 analysis results for dioxin wipe samples collected April 15, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223630
Laboratory report from Pace Analytical Services detailing method 8290 analysis results for a wipe spike sample collected April 16, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223631 – NYC-WTC_000223632
Letter from ATC Associates to the NYC Board of Education reporting dioxin and dibenzofuran wipe sample results from May 6, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223633 – NYC-WTC_000223634
Letter from ATC Associates to the NYC Board of Education reporting dioxin and dibenzofuran wipe sample results from May 20, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223635 – NYC-WTC_000223636
Table comparing 24-hour average PM2.5 concentrations measured by Dust Trak and MEM devices at P.S. 150M during April 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223637
Laboratory analytical results report header for ATC Associates work order R02040247 regarding dust samples dated April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223638
Form requesting asbestos fiber analysis by transmission electron microscopy for P.S. 150M samples received March 30, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223639
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223640
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223641
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223642
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223643
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223644
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223645
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223646
Letter from ATC Associates reporting transmission electron microscopy analysis results for air samples collected at P.S. 150M on April 2, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223647
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223648
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223649
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223650
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223651
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223652
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223653
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223654
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223655
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages