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_000203342
Summary report of PCM air sample analysis conducted at the World Trade Center site.
Environmental Protection, Dept. of · 1 pages
- added
NYC-WTC_000203343 – NYC-WTC_000203355
Table listing ambient air fiber counts and sampling parameters from perimeter locations in September.
Environmental Protection, Dept. of · 13 pages
- added
NYC-WTC_000203356 – NYC-WTC_000203371
Laboratory report showing gas analysis results from samples collected at Broadway Avenue in Queens.
Environmental Protection, Dept. of · 16 pages
- added
NYC-WTC_000203372 – NYC-WTC_000203379
Laboratory report detailing gas analysis results from samples collected at Broadway Avenue in Queens.
Environmental Protection, Dept. of · 8 pages
- added
NYC-WTC_000203380 – NYC-WTC_000203382
Laboratory report presenting gas analysis results from samples collected at Broadway Avenue in Queens.
Environmental Protection, Dept. of · 3 pages
- added
NYC-WTC_000203383 – NYC-WTC_000203384
Laboratory report of PCB testing results for a non-target liquid sample from the East Pit at WTC 7.
Environmental Protection, Dept. of · 2 pages
- added
NYC-WTC_000203385 – NYC-WTC_000203386
Laboratory report of PCB testing results for a non-target liquid sample from the East Pit at WTC 7.
Environmental Protection, Dept. of · 2 pages
- added
NYC-WTC_000203387 – NYC-WTC_000203392
Log sheet listing bulk sample locations and vehicle assignments in Lower Manhattan on September 11.
Environmental Protection, Dept. of · 6 pages
- added
NYC-WTC_000203393 – NYC-WTC_000203394
Table recording ambient air fiber counts and temperature data from Lower Manhattan locations.
Environmental Protection, Dept. of · 2 pages
- added
NYC-WTC_000203395
Laboratory table documenting bulk sample analysis results for materials including sand, foam, and fiberglass at Battery Park on September 26, 2001.
Environmental Protection, Dept. of · 1 pages
- added
NYC-WTC_000203396 – NYC-WTC_000203397
Air monitoring table recording ambient fiber concentrations and volatile organic compound detection levels at various Lower Manhattan locations on September 28 and 29, 2001.
Environmental Protection, Dept. of · 2 pages
- added
NYC-WTC_000203398 – NYC-WTC_000203402
Air monitoring table listing ambient volatile organic compound concentrations and fiber counts at specific Lower Manhattan sites on October 1, 2001.
Environmental Protection, Dept. of · 5 pages
- added
NYC-WTC_000203403
Air monitoring table recording ambient fiber concentrations and volatile organic compound detection levels at various Lower Manhattan locations on October 5, 2001.
Environmental Protection, Dept. of · 1 pages
- added
NYC-WTC_000203404
Air monitoring table recording ambient fiber concentrations and volatile organic compound detection levels at various Lower Manhattan locations on October 10, 2001.
Environmental Protection, Dept. of · 1 pages
- added
NYC-WTC_000203405
Air monitoring table recording ambient fiber concentrations and volatile organic compound detection levels at various Lower Manhattan locations on October 11, 2001.
Environmental Protection, Dept. of · 1 pages
- added
NYC-WTC_000203406
Air monitoring table recording ambient fiber concentrations and volatile organic compound detection levels at various Lower Manhattan locations on October 13, 2001.
Environmental Protection, Dept. of · 1 pages
- added
NYC-WTC_000203407
Air monitoring table recording ambient fiber concentrations and volatile organic compound detection levels at various Lower Manhattan locations on October 14, 2001.
Environmental Protection, Dept. of · 1 pages
- added
NYC-WTC_000203408 – NYC-WTC_000203409
Analysis table reporting metal air sampling results for multiple New York City locations on the night of September 20, 2001.
Environmental Protection, Dept. of · 2 pages
- added
NYC-WTC_000203410 – NYC-WTC_000203411
Analysis table reporting metal air sampling results for multiple New York City locations on the night of September 23, 2001.
Environmental Protection, Dept. of · 2 pages
- added
NYC-WTC_000203412 – NYC-WTC_000203413
Analysis table reporting metal air sampling results for multiple New York City locations on the night of October 8, 2001.
Environmental Protection, Dept. of · 2 pages
- added
NYC-WTC_000203414
Chain of custody document from PSC Analytical Services tracking sample submission details and analysis requests for environmental testing.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203415 – NYC-WTC_000203416
Laboratory report detailing air sampling results for hydrocarbon compounds conducted at a New York City Board of Education school on February 18, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203417
Page from an environmental testing report providing analytical results for a specific work order associated with ATC Associates and the Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203418
Analytical results page documenting mercury air sampling data collected on March 4, 2002, for a specific work order.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203419
Laboratory report page showing polychlorinated biphenyl (PCB) analysis results from wipe samples collected on February 4, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203421 – NYC-WTC_000203422
Laboratory report detailing polychlorinated biphenyl (PCB) analysis results from wipe samples collected at a school on February 22, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203423
Analytical results page documenting polychlorinated biphenyl (PCB) levels in wipe samples collected on March 3, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203424
Analytical results page documenting polychlorinated biphenyl (PCB) levels in wipe samples collected on March 18, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203426
Chain of custody document from PSC Analytical Services tracking sample submission details and analysis requests for environmental testing.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203427 – NYC-WTC_000203428
ATC Associates report on dioxin and dibenzofuran wipe samples collected at PS 150M for the NYC Board of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203429 – NYC-WTC_000203430
ATC Associates report on dioxin and dibenzofuran wipe samples collected at PS 150M for the NYC Board of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203431 – NYC-WTC_000203432
ATC Associates report on dioxin and dibenzofuran wipe samples collected at PS 150M for the NYC Board of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203433 – NYC-WTC_000203434
ATC Associates report on dioxin and dibenzofuran wipe samples collected at PS 150M for the NYC Board of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203435 – NYC-WTC_000203436
ATC Associates report on dioxin and dibenzofuran wipe samples collected at PS 150M for the NYC Board of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203437 – NYC-WTC_000203438
ATC Associates report on dioxin and dibenzofuran wipe samples collected at PS 150M for the NYC Board of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203439
Legal chain-of-custody document for water, soil, oil, and wipe samples collected at PS 150M for dioxin analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203440 – NYC-WTC_000203441
Ace Analytical laboratory results for a dioxin wipe sample collected at PS 150M and analyzed in April 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203442 – NYC-WTC_000203443
Ace Analytical laboratory results for a dioxin wipe sample collected at PS 150M and analyzed in April 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203444
ATC Associates report on transmission electron microscopy analysis of air samples for asbestos at PS 150M.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203445 – NYC-WTC_000203451
Technical data sheet recording transmission electron microscopy counts for asbestos in air samples from PS 150M.
Education, Dept. of · 7 pages
- added
NYC-WTC_000203452 – NYC-WTC_000203458
Technical data sheet recording transmission electron microscopy counts for asbestos in air samples from PS 150M.
Education, Dept. of · 7 pages
- added
NYC-WTC_000203460 – NYC-WTC_000203461
ATC Associates report on dioxin and dibenzofuran wipe samples collected at PS 89M for the NYC Department of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203463 – NYC-WTC_000203464
ATC Associates report on polychlorinated biphenyl (PCB) wipe samples collected at PS 89M for the NYC Department of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203465
New York State Department of Health certificate approving ATC Associates as a laboratory for solid and hazardous waste analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203466
New York State Department of Health certificate approving ATC Associates as a laboratory for air and emissions analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203470
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_000203471
Technical data sheet recording transmission electron microscopy counts for asbestos in air samples from PS 89M.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203472
Technical data sheet recording transmission electron microscopy counts for asbestos in air samples from PS 89M.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203473
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_000203474
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_000203475
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_000203476
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_000203477
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_000203478
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_000203479
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_000203480
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_000203481
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_000203482
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_000203483
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_000203484
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_000203485
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_000203486 – NYC-WTC_000203487
ATC Associates report on dioxin and dibenzofuran wipe samples collected at School 234M for the NYC Department of Education.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203488
Ace Analytical laboratory results for a polychlorinated biphenyl (PCB) wipe sample collected at School 234M.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203489
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_000203490
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_000203491
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_000203492
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_000203493
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_000203494
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_000203495
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_000203496
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_000203497
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_000203498
Laboratory analysis report for asbestos fibers in air samples collected from a New York City Board of Education facility.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203499
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_000203501 – NYC-WTC_000203502
Certificate of analytical results detailing environmental testing data for samples collected at PS 234M by ATC Associates.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203503 – NYC-WTC_000203504
Report submitted to the Department of Education regarding polychlorinated dibenzo-p-dioxins and dibenzofurans in wipe samples from PS 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203505
Laboratory data sheet for wipe sample extraction and analysis conducted by ATC Services in January 2003.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203506
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_000203507
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_000203508
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_000203509
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_000203510
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_000203511
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_000203512
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_000203513
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_000203514
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_000203515
Documentation tracking the custody and transfer of air samples submitted to a laboratory in Reading, Pennsylvania.
Education, Dept. of · 1 pages
- added
NYC-WTC_000203516 – NYC-WTC_000203517
Report detailing results for polychlorinated dibenzo-p-dioxins and dibenzofurans in wipe samples collected at PS 234M in November 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000203518
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_000203519
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_000203520
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_000203521
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_000203522
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_000203523
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_000203524
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_000203525
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_000203526
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_000203527
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_000203528 – NYC-WTC_000203531
Report on air quality testing for hydrocarbons, mercury, metals, and silica conducted at PS 234M in November 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000203532
Form documenting the chain of custody for air samples collected and submitted to a laboratory in Reading, Pennsylvania.
Education, Dept. of · 1 pages