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_000204842
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_000204843
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_000204844
Laboratory report containing transmission electron microscopy asbestos fiber analysis results for samples from NYC Board of Education Project PS 150M received April 30, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000204845
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_000204846
Document recording sampling details and client information for environmental monitoring activities at a New York City Department of Construction site in October 2001.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204847
Memorandum reporting transmission electron microscopy results for ambient air samples collected outside a school on October 13, 2001.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204848 – NYC-WTC_000204849
Summary report of asbestos dust sampling results from an address on November 26, 2001, including polarized light microscopy and transmission electron microscopy analysis.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204850 – NYC-WTC_000204851
Summary report of asbestos dust sampling results from an address on December 3, 2001, including polarized light microscopy and transmission electron microscopy analysis.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204852 – NYC-WTC_000204853
Daily environmental, safety, and health evaluation log for the World Trade Center site dated October 19, 2001, noting suspended loads and rigging inspections.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204854 – NYC-WTC_000204855
Daily environmental, safety, and health evaluation log for the World Trade Center site dated October 23, 2001, noting PPE usage, fall protection, and structural cracks.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204856 – NYC-WTC_000204858
Minutes from New York State Department of Health exposure monitoring activities at the World Trade Center site on October 16, 2001, recording asbestos levels for FDNY teams.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000204859 – NYC-WTC_000204862
Preliminary data summary report on dioxins, furans, asbestos, and biochemical oxygen demand from PATH dewatering samples collected in October 2001.
Health and Mental Hygiene, Dept. of · 4 pages
- added
NYC-WTC_000204863 – NYC-WTC_000204869
Summary report of volatile organic compound monitoring conducted by State and City Health Departments around the World Trade Center site on September 28, 2001.
Health and Mental Hygiene, Dept. of · 7 pages
- added
NYC-WTC_000204870
Summary document detailing air quality testing results for particulate matter, PCBs, and dioxins at various sites near the World Trade Center disaster zone.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204871 – NYC-WTC_000204874
Document outlining analytical procedures and standards for collecting asbestos and lead samples from indoor surfaces during World Trade Center cleanup studies.
Health and Mental Hygiene, Dept. of · 4 pages
- added
NYC-WTC_000204875 – NYC-WTC_000204876
Draft attachment detailing sampling methods and ASTM standards for monitoring asbestos and lead in indoor environments at the World Trade Center site.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204877
Interim air sampling results from September 26, 2001, documenting carbon monoxide and silica levels near the debris pile.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204878
Interim air sampling results from September 30, 2001, documenting carbon monoxide, silica, and metal levels near the debris pile.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204879
EPA asbestos air sampling results from September 23, 2001, showing PCM and TEM analysis of samples near Church and Dey streets.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204880 – NYC-WTC_000204883
Air quality testing report for a Flushing school conducted in December 2002 following a gasoline spill to assess VOC contamination.
Health and Mental Hygiene, Dept. of · 4 pages
- added
NYC-WTC_000204884 – NYC-WTC_000204887
Appendix E containing lead air intake modeling data using the LEUBK model for windows with hourly time steps.
Health and Mental Hygiene, Dept. of · 4 pages
- added
NYC-WTC_000204888
Summary of volatile organic compound air sampling conducted on September 28, 2001, around the World Trade Center site.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204889
Weekly air sampling summary for January 25 to February 1, 2002, reporting on particulate levels and OEL exceedances.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204890
Weekly air sampling summary for February 2 to February 8, 2002, reporting on quartz silica levels and OEL exceedances.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204891
Chain-of-custody record from the NYC Department of Health for a bacteriological analysis request involving public water supply sampling.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204892
Form requesting microbiology and water quality parameter analysis submitted to the NYC Department of Health Office of Engineering.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204893 – NYC-WTC_000204894
Update on air sampling conducted by Operating Engineers at the World Trade Center site on September 27, 2001.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204895 – NYC-WTC_000204897
Table of TAGM PAHs sampling results from multiple locations in Lower Manhattan parks dated June 19, 2002.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000204898
Summary of benzene air monitoring data for Lower Manhattan through January 15, 2002, including baseline levels and exceedances.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204899 – NYC-WTC_000204900
Summary of fine particulate matter (PM 2.5) air monitoring data for the NYC World Trade Center area through February 5, 2002.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204901
Summary of polychlorinated biphenyl (PCB) air monitoring data for Lower Manhattan through January 15, 2002.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204902 – NYC-WTC_000204905
Information page from the EPA regarding fine particulate matter (PM 2.5) air monitoring data and health level of concern guidelines.
Health and Mental Hygiene, Dept. of · 4 pages
- added
NYC-WTC_000204906
NYC Department of Health response document detailing metals air sampling analysis results from September 23, 2001.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204907
EPA webpage displaying asbestos air monitoring data tables for a specific site with fiber counts per square millimeter.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204908 – NYC-WTC_000204909
EPA webpage displaying asbestos air monitoring data tables for the Side of Pier 25 site with structural fiber counts.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204910 – NYC-WTC_000204911
EPA webpage displaying asbestos air monitoring data tables for the St. (Center Island) site with structural fiber counts.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204912 – NYC-WTC_000204913
EPA web page excerpt displaying air monitoring data tables for asbestos fiber counts at the corner of Church and [name] streets in October 2001.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204914 – NYC-WTC_000204917
Letter from the NYC Department of Health informing a resident of asbestos sampling results conducted at Building 27 in Lower Manhattan.
Health and Mental Hygiene, Dept. of · 4 pages
- added
NYC-WTC_000204940
Report detailing volatile organic compound sampling at the debris pile, noting benzene exceedances and Freon-22 detection levels.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204941 – NYC-WTC_000204945
NYC Response log recording asbestos air sampling results using PCM and TEM methods at an unspecified site on November 8, 2001.
Health and Mental Hygiene, Dept. of · 5 pages
- added
NYC-WTC_000204946
Letter declining permission for NYSDEC to conduct soil gas testing at P.S. 65 in Queens.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204947
Analytical results form from ATC Associates for a client reference number, listing specific analytes and testing parameters.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204948
Document questioning the medical foundation and methodology of health-based benchmarks and averaging exposure periods in the WTC assessment.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204949
Chain of custody form from JGC Environmental Consultants recording air sample collection details including technician signatures and flow rates.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204950 – NYC-WTC_000204951
Laboratory report from ATC Associates showing lead analysis results for dust wipe samples collected at a school in the Bronx.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204952 – NYC-WTC_000204953
Laboratory report from ATC Associates showing lead analysis results for dust wipe samples collected at a building on Chambers Street.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204954 – NYC-WTC_000204968
Laboratory report detailing Method 8290 analysis results for dust samples collected on April 27, 2002.
Health and Mental Hygiene, Dept. of · 15 pages
- added
NYC-WTC_000204969 – NYC-WTC_000204970
Report listing asbestos bulk sample analysis results for unit ventilators in various rooms at Stuyvesant High School.
Health and Mental Hygiene, Dept. of · 2 pages
- added
NYC-WTC_000204971 – NYC-WTC_000204975
Bulk asbestos analysis sheet from ATC Associates containing analytical data for samples submitted by a client.
Health and Mental Hygiene, Dept. of · 5 pages
- added
NYC-WTC_000204976
Document excerpt displaying a table of NYER asbestos concentration results with associated numerical data points.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204983
Chain of custody form from the NYC Department of Health's Bureau of Environmental Investigations for sample tracking and analysis requests.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204984 – NYC-WTC_000204986
Laboratory report detailing bulk sample analysis results for the Office Building at 2 Lafayette in Manhattan from September 2001.
Health and Mental Hygiene, Dept. of · 3 pages
- added
NYC-WTC_000204987
Report summarizing USEPA air analytical results for asbestos concentrations at 26 Federal Plaza and 290 Broadway in September 2001.
Health and Mental Hygiene, Dept. of · 1 pages
- added
NYC-WTC_000204988
Invoice record for the purchase of bio-hazard tape supplies dated July 2001 from Kramer Scientific Labs.
Fire Department · 1 pages
- added
NYC-WTC_000204989 – NYC-WTC_000204990
Environmental Technologies Division log recording fiber counts and structural glass findings from multiple Queens locations.
Fire Department · 2 pages
- added
NYC-WTC_000204991
Document containing safety and health correspondence from Tennyson Headley, CSP, regarding environmental or occupational safety protocols.
Fire Department · 1 pages
- added
NYC-WTC_000204992 – NYC-WTC_000204994
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 17 in May 2002.
Fire Department · 3 pages
- added
NYC-WTC_000204995 – NYC-WTC_000204998
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at an FDNY site in the Bronx in May 2002.
Fire Department · 4 pages
- added
NYC-WTC_000204999 – NYC-WTC_000205002
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at an FDNY site in the Bronx in May 2002.
Fire Department · 4 pages
- added
NYC-WTC_000205003 – NYC-WTC_000205007
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 57 in May 2002.
Fire Department · 5 pages
- added
NYC-WTC_000205008 – NYC-WTC_000205010
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at an FDNY site in May 2002.
Fire Department · 3 pages
- added
NYC-WTC_000205011 – NYC-WTC_000205015
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 35 in Brooklyn in May 2002.
Fire Department · 5 pages
- added
NYC-WTC_000205016
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 31 in Brooklyn in June 2002.
Fire Department · 1 pages
- added
NYC-WTC_000205017 – NYC-WTC_000205018
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 35 in Brooklyn in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205019 – NYC-WTC_000205020
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at an EMS location in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205021 – NYC-WTC_000205022
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at an FDNY truck location in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205023
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at an EMS FDNY-1 location in June 2002.
Fire Department · 1 pages
- added
NYC-WTC_000205024 – NYC-WTC_000205025
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 44 in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205026 – NYC-WTC_000205027
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 10 in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205028 – NYC-WTC_000205029
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 22 in Staten Island in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205030 – NYC-WTC_000205031
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 17 in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205032 – NYC-WTC_000205033
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 47 in Queens in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205034 – NYC-WTC_000205035
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 49 in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205036 – NYC-WTC_000205037
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 15 in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205038 – NYC-WTC_000205039
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at an FDNY location in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205040 – NYC-WTC_000205041
Laboratory report from ATC Associates documenting asbestos fiber analysis by TEM for samples collected at FDNY Battalion 47 in Queens in June 2002.
Fire Department · 2 pages
- added
NYC-WTC_000205042
Letter from ATC Associates to Fire Department regarding interpretation of transmission electron microscopy results for settled dust in FDNY vehicles.
Fire Department · 1 pages
- added
NYC-WTC_000205043 – NYC-WTC_000205044
Laboratory report from ATC Associates showing transmission electron microscopy results for asbestos fiber concentration in a Fire Department vehicle sample.
Fire Department · 2 pages
- added
NYC-WTC_000205045 – NYC-WTC_000205046
Laboratory report from ATC Associates documenting transmission electron microscopy results for asbestos fiber concentration at a Fire Department project site.
Fire Department · 2 pages
- added
NYC-WTC_000205047 – NYC-WTC_000205048
Laboratory report from ATC Associates documenting transmission electron microscopy results for asbestos fiber concentration at a Fire Department project site.
Fire Department · 2 pages
- added
NYC-WTC_000205049 – NYC-WTC_000205050
Documentation tracking the collection and transport of a Fire Department vehicle sample for asbestos fiber analysis by transmission electron microscopy.
Fire Department · 2 pages
- added
NYC-WTC_000205051 – NYC-WTC_000205052
Documentation tracking the collection and transport of a Fire Department vehicle sample for asbestos fiber analysis by transmission electron microscopy.
Fire Department · 2 pages
- added
NYC-WTC_000205053 – NYC-WTC_000205054
Documentation tracking the collection and transport of a Fire Department sample from 420 East 83rd Street for asbestos fiber analysis by transmission electron microscopy.
Fire Department · 2 pages
- added
NYC-WTC_000205055 – NYC-WTC_000205058
Documentation tracking the collection and transport of a Fire Department sample for asbestos fiber analysis by transmission electron microscopy.
Fire Department · 4 pages
- added
NYC-WTC_000205059 – NYC-WTC_000205060
Documentation tracking the collection and transport of a Fire Department sample from 38th Avenue, Queens for asbestos fiber analysis by transmission electron microscopy.
Fire Department · 2 pages
- added
NYC-WTC_000205061 – NYC-WTC_000205062
Document recording the chain of custody and receipt details for a sample submitted for asbestos fiber analysis by TEM microscopy.
Fire Department · 2 pages
- added
NYC-WTC_000205063 – NYC-WTC_000205064
Documentation tracking the collection and transport of a Fire Department sample from Engine 21 at 440 West 55th Street for asbestos fiber analysis.
Fire Department · 2 pages
- added
NYC-WTC_000205065 – NYC-WTC_000205066
Documentation tracking the collection and transport of a Fire Department sample from Staten Island for asbestos fiber analysis by transmission electron microscopy.
Fire Department · 2 pages
- added
NYC-WTC_000205067
Laboratory report detailing analytical results for asbestos, fiberglass, and silica in air collected from a Fire Department project site.
Fire Department · 1 pages
- added
NYC-WTC_000205068
Laboratory analytical report from Kam Consultants detailing asbestos, fiberglass, and silica air analysis results for a Fire Department project.
Fire Department · 1 pages
- added
NYC-WTC_000205069
Laboratory report containing analytical results for asbestos, fiberglass, and silica in air from Fire Department garages on 34th Street.
Fire Department · 1 pages
- added
NYC-WTC_000205070
Document header for an analytical report regarding asbestos, fiberglass, and silica testing conducted for the New York City Fire Department.
Fire Department · 1 pages
- added
NYC-WTC_000205071
Laboratory analytical report from Kam Consultants detailing asbestos, fiberglass, and silica air analysis results for a Fire Department project in Brooklyn.
Fire Department · 1 pages
- added
NYC-WTC_000205072 – NYC-WTC_000205074
Record of pre-test and post-test asbestos wipe and bulk sample results for Fire Department vehicles undergoing decontamination starting in May 2002.
Fire Department · 3 pages
- added
NYC-WTC_000205075
Header page of a laboratory report documenting air sample analysis for asbestos, fiberglass, and silica under Fire Department supervision.
Fire Department · 1 pages
- added
NYC-WTC_000205076
Header page of a Fire Department analytical report containing contact information and document identification fields.
Fire Department · 1 pages
- added
NYC-WTC_000205077
Header page of a Fire Department analytical report for asbestos and silica testing.
Fire Department · 1 pages
- added
NYC-WTC_000205078
KAM Consultants analytical report for asbestos, fiberglass, and silica in air at a Fire Department project site.
Fire Department · 1 pages
- added
NYC-WTC_000205079 – NYC-WTC_000205080
Chain of custody and analytical report for asbestos and silica testing at a Fire Department project in Brooklyn.
Fire Department · 2 pages
- added
NYC-WTC_000205081 – NYC-WTC_000205082
KAM Consultants analytical report detailing asbestos, fiberglass, and silica testing for a Fire Department project.
Fire Department · 2 pages