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_000199418
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_000199419
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_000199420
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_000199421
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_000199422
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_000199423
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_000199424
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_000199425
Transmission electron microscopy data sheet for asbestos air samples collected on August 25, 2002, for the New York City Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199426
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_000199427
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_000199428
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_000199429
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_000199430
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_000199431
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_000199432
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_000199433
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_000199434
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_000199435
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_000199436
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_000199437
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_000199438
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_000199439 – NYC-WTC_000199440
Chain of custody form for asbestos fiber analysis by TEM at PS 130M received August 25, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199441
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_000199442
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_000199443
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_000199444
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_000199445
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_000199446
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_000199447
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_000199448 – NYC-WTC_000199449
Laboratory report detailing air sampling results for hydrocarbon compounds at DeSoto School (PS 130M) conducted August 26, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199450 – NYC-WTC_000199451
Laboratory report of wipe sample analysis for polychlorinated biphenyls (PCBs) at DeSoto School collected August 26, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199452 – NYC-WTC_000199453
Laboratory report of wipe sample analysis for polychlorinated biphenyls (PCBs) at DeSoto School collected August 26, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199454 – NYC-WTC_000199455
Laboratory report of wipe sample analysis for polychlorinated dibenzo-p-dioxins and dibenzofurans at DeSoto School collected August 26, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199456 – NYC-WTC_000199457
Laboratory report of wipe sample analysis for polychlorinated dibenzo-p-dioxins and dibenzofurans at DeSoto School collected August 26, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199458 – NYC-WTC_000199459
Laboratory report of wipe sample analysis for polychlorinated dibenzo-p-dioxins and dibenzofurans at DeSoto School collected August 26, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199460 – NYC-WTC_000199461
Laboratory report of wipe sample analysis for polychlorinated dibenzo-p-dioxins and dibenzofurans at DeSoto School collected August 26, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199462 – NYC-WTC_000199463
Chain of custody record for settled dust bulk sampling for fiberglass at P.S. 130M performed August 24, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199464 – NYC-WTC_000199465
Chain of custody record for settled dust bulk sampling for fiberglass at P.S. 130M performed August 24, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199466 – NYC-WTC_000199467
Contract bid rider specifying unit prices and methods for asbestos analysis at various Manhattan schools.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199468 – NYC-WTC_000199472
Laboratory analysis sheet for bulk asbestos samples from Stuyvesant High School with redacted project details.
Education, Dept. of · 5 pages
- added
NYC-WTC_000199473
Invoice detailing costs for professional monitoring and analytical services provided between July 15 and August 31, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199474 – NYC-WTC_000199475
Laboratory report detailing asbestos fiber analysis by TEM microscopy for air samples from Stuyvesant High School in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199476 – NYC-WTC_000199477
Laboratory report detailing asbestos fiber analysis by TEM microscopy for air samples from Stuyvesant High School in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199478
Laboratory report detailing asbestos fiber analysis by TEM microscopy for air samples from Stuyvesant High School in August 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199479
Daily monitoring sheet and chain of custody record for environmental sampling activities at a school site in August 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199480 – NYC-WTC_000199481
Laboratory report presenting lead concentration analysis results for air samples collected at Stuyvesant High School in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199482
Daily monitoring sheet and chain of custody record for environmental sampling activities at a school site in August 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199483
Daily monitoring sheet and chain of custody record for environmental sampling activities at a school site in August 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199484
Record documenting the chain of custody and sampling details for environmental monitoring activities at a specified site.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199485
Laboratory report presenting lead concentration analysis results for dust wipe samples collected at Stuyvesant High School in August 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199486 – NYC-WTC_000199488
Laboratory report presenting lead concentration analysis results for dust wipe samples collected at Stuyvesant High School in August 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199489
Documentation tracking the collection and transfer of lead samples with associated flow and time parameters.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199490
Laboratory report presenting lead concentration analysis results for dust wipe samples collected at Stuyvesant High School in August 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199491 – NYC-WTC_000199494
Form recording lead sampling data and maintaining the chain of custody for samples collected at a specific location.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199495 – NYC-WTC_000199496
Record tracking daily environmental monitoring activities including sample locations and flow parameters.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199497
Documentation for lead sampling data collection and the associated chain of custody verification.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199498 – NYC-WTC_000199499
Laboratory report presenting lead concentration analysis results for dust wipe samples collected at Stuyvesant High School in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199500 – NYC-WTC_000199501
Laboratory report presenting lead concentration analysis results for dust wipe samples collected at Stuyvesant High School in February 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199502
Laboratory report presenting lead concentration analysis results for samples collected at Stuyvesant High School in July 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199503
Form recording lead sampling data and maintaining the chain of custody for samples collected at a specific location.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199504 – NYC-WTC_000199505
Laboratory report presenting lead concentration analysis results for air samples collected at Stuyvesant High School in July 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199506 – NYC-WTC_000199507
Occupational Safety and Health Administration inspection report documenting safety compliance at the World Trade Center site.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000199508 – NYC-WTC_000199509
Occupational safety and health administration sampling form documenting an inspection at the World Trade Center in December 2001.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000199510
Summary of personnel exposure monitoring data for asbestos at the Staten Island landfill collected in November 2001.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199511
Data sheet recording asbestos air sampling results using PCM and TEM methods at the World Trade Center site.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199512 – NYC-WTC_000199514
Summary table of wipe samples analyzed for silica, asbestos, PAHs, and other contaminants at various surfaces.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199515 – NYC-WTC_000199517
Data sheet recording asbestos air sampling results using PCM and TEM methods at the World Trade Center site.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199518 – NYC-WTC_000199520
Report summarizing environmental air monitoring data for the World Trade Center area collected in September 2001.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199521
Announcement of EPA air, water, and dust sampling data availability for the World Trade Center disaster response.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199522 – NYC-WTC_000199526
Final draft document outlining dust suppression strategies for post-disaster search, rescue, and demolition operations.
Health and Mental Hygiene, Dept. of · 5 pages
- added
NYC-WTC_000199527
Laboratory results for asbestos fiber analysis of air samples collected at the World Trade Center site using NIOSH Method 7402.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199530 – NYC-WTC_000199531
Laboratory report detailing fiber analysis of air samples collected at the World Trade Center using NIOSH Method 7400.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000199532
Laboratory results for asbestos analysis of air samples collected at the World Trade Center using NIOSH Method 7402.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199533 – NYC-WTC_000199535
Document recording the transfer and custody of environmental samples submitted to an analytical laboratory.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199536 – NYC-WTC_000199541
Informational document explaining air quality monitoring efforts and health concerns regarding dust and asbestos after the collapse.
Health and Mental Hygiene, Dept. of · 6 pages
- added
NYC-WTC_000199542
Interim report on asbestos and total dust concentrations measured from personal and area air samples at the World Trade Center.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199543 – NYC-WTC_000199544
Summary of EPA air monitoring data for asbestos fibers collected in hot zones and nearby neighborhoods around September 18, 2001.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000199545
Report on EPA continuous air monitoring activities and initial results for asbestos, VOCs, lead, and dioxin at the World Trade Center.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199548
Summary of asbestos and PCB sampling results from the World Trade Center site and Fresh Kills landfill for October 2001.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199549
Chain-of-custody record for bacteriological analysis of public water supply samples collected by the New York City Department of Health.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199555
Academic journal article evaluating dry vacuuming and wet cleaning effectiveness for removing asbestos fibers from contaminated carpets.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199556 – NYC-WTC_000199558
Situation report detailing asbestos air sampling results and equipment issues at the World Trade Center site for April 2002.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199559 – NYC-WTC_000199560
Summary of laboratory analysis results for asbestos fibers found in dust samples from residential locations on November 20, 2001.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000199562
Record documenting the collection and submission of water samples for bacteriological testing by the New York City Department of Health.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199565
Chain-of-custody record for bacteriological analysis of public water supply samples collected by the New York City Department of Health.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199566
Chain-of-custody record for bacteriological analysis of public water supply samples collected by the New York City Department of Health.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199567 – NYC-WTC_000199568
Summary of OSHA air monitoring data for asbestos and dust exposure levels for workers at the World Trade Center site as of January 8, 2002.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000199569 – NYC-WTC_000199571
Summary of ATC visual inspections and air sampling at a site for WTC-related dust debris as of December 2001.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199572
A single-page record from the Department of Health and Mental Hygiene containing illegible text or corrupted data.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199573 – NYC-WTC_000199575
A lab report detailing asbestos air and settled dust sampling results from four locations in two residential buildings on November 20, 2001.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199576 – NYC-WTC_000199578
A laboratory report from September 24, 2001, presenting bulk asbestos analysis results for soil and dust samples collected at Battery Park City.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199579
A table of area air sample results collected on January 19, 2003, at the Mayor's Office of Operations located at 40 Broadway.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199580
An EMSL analytical order form dated January 2003 for air sampling of office equipment simulation at the New York City Law Department.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199582 – NYC-WTC_000199610
Report prepared by a committee detailing contaminants of concern associated with the World Trade Center site.
Health and Mental Hygiene, Dept. of · 29 pages
- added
NYC-WTC_000199611
Letter outlining a joint public health air sampling plan for residential areas near the World Trade Center in November 2001.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199612 – NYC-WTC_000199615
A lab report summarizing asbestos air and dust sampling results from five locations at a building on November 14, 2001.
Health and Mental Hygiene, Dept. of · 4 pages
- added
NYC-WTC_000199616
An EMSL order form dated December 6, 2001, for asbestos analysis of samples from a residential building in New York City.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199617 – NYC-WTC_000199619
A lab report detailing asbestos air and dust sampling results from four locations at a building on November 19, 2001.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000199620
A September 2002 letter from the Department of Health enclosing asbestos and fiberglass sampling results for a residence in lower Manhattan.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000199621 – NYC-WTC_000199623
A consent document explaining the voluntary nature of testing air and dust in residences around the World Trade Center site for health risks.
Health and Mental Hygiene, Dept. of · 3 pages