What others are reading
A starting point into the collection: documents readers are opening now, blended with records we picked out for what they show — sampling results, what the City knew at the time, and by-building context. Never a folder cover sheet, and never a document filed under a private individual's name.
Start here
- NYC Law Department letter regarding EPA draft report excerpts, July
Correspondence from NYC Corporation Counsel providing comments on excerpts of a draft EPA evaluation report regarding the WTC response.
Cited in 94 Ask answers. · Box DEP Box 08
- Law Department notice on WTC document preservation, Oct 2001
Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.
Cited in 46 Ask answers. · Box DEP Box 08
- Comments recommending removal of respirator sections from EPA report
Document arguing that respirator safety issues fall under OSHA jurisdiction and should be removed from the EPA review.
Cited in 49 Ask answers. · Box DEP Box 26
- WTC daily activities summary, October 10, 2001
Summary of outstanding activities for 10/10/01 including cell phone tower placement investigation and pending technical authority site investigation report.
Cited in 40 Ask answers. · Box DEP Box 26
- WTC emergency safety plan draft, Sept 2001
Draft document titled World Trade Center Emergency Safety and Health Plan dated September 30, 2001.
Cited in 29 Ask answers. · Box DEP Box 44
- DEP activities memo regarding WTC cleanup coordination, undated
Memo outlining DEP activities including assessment and coordination with federal agencies for street and sidewalk cleaning.
Cited in 28 Ask answers. · Box DEP Box 10
- VOC sampling locations table for Ground Zero area, Jan 2002
Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.
Cited in 26 Ask answers. · Box DEP Box 10
- Site control plan table of contents, undated
Table of contents for a site control plan document regarding landfill entry and exclusion zones for WTC debris.
Cited in 25 Ask answers. · Box DEP Box 11
Sampling and results
- Blank DEP lab report page, Oct 2001
Page from a laboratory report containing only formatting characters and no readable content.
Top-scoring lab report in the "Indoor air quality and building system testing at lower Manhattan sites" topic. · Box GRM 006368780 - BOX 42
- Administrative header for 40 Fulton Street records, Mar 2002
Fragmented document header or note related to environmental activities at 40 Fulton Street in March 2002.
Top-scoring lab report in the "HVAC and indoor air quality inspections and permits" topic. · Box DEP Box 36
- Indoor air quality survey results, 75 Park Place, Sep 2001
Report on indoor environmental quality survey including asbestos air and dust sampling at 75 Park Place in September 2001.
Top-scoring lab report in the "World Trade Center building permits and environmental inspections" topic. · Box DEP Box 39
- TEM asbestos air analysis results, Oct 2001
Laboratory report from HP Environmental Inc. detailing transmission electron microscopy analysis of an air sample received October 1, 2001.
Top-scoring lab report in the "Asbestos air testing reports" topic.
- Legal hold notice for WTC documents, undated
Notice instructing staff to preserve original World Trade Center documents for potential legal actions against the City.
Top-scoring lab report in the "World Trade Center environmental permits and emergency determinations" topic. · Box DEP Box 10
- DOH/DEP asbestos fact sheet draft, 105 Duane Street
Draft fact sheet from DOH and DEP addressing tenant concerns regarding asbestos fibers at 105 Duane Street.
Top-scoring lab report in the "Volatile organic compounds and indoor air quality testing near Ground Zero" topic. · Box DEP Box 51
- DEP memo on 114 Liberty Street clearance data validity, Aug
A letter defending the validity of DEP and contractor data used to clear residential units at 114 Liberty Street for re-occupancy.
Top-scoring lab report in the "Asbestos and synthetic fiber testing reports" topic. · Box DEP Box 11
- Air monitoring log and chain-of-custody form, Oct 2002
Chain-of-custody and air monitoring log sheet for samples collected at a New York City location in October 2002.
Top-scoring lab report in the "Air and particulate sampling reports with chain-of-custody documentation" topic.
- Asbestos bulk sampling results letter, 19 Park Place, Mar 2002
Letter from [name] Enterprises dated March 12, 2002 reporting bulk sample results for potential ACM at 19 Park Place.
Top-scoring lab report in the "Asbestos abatement and environmental compliance records" topic. · Box DEP Box 33
- ICPMS daily performance check report, May 3, 2002
Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 3, 2002.
Top-scoring lab report in the "ICP-MS heavy metals and trace elements analysis tuning and daily performance checks" topic. · Box DEP Box 29
What the City knew
- Air monitoring audit schedule notification, July 2002
DEP notification of air monitoring audit schedule changes with assigned personnel for WTC-related environmental monitoring activities.
Top-scoring memo or letter in the "Indoor air quality task force meetings and correspondence" topic. · Box GRM 006367960 - BOX 45
- WTC cleanup fact sheets access agreements August 2002
Distribution of fact sheets, access agreements, and scope of work documents for World Trade Center cleanup program.
Top-scoring memo or letter in the "HVAC cleaning and indoor air quality assessments for residential units" topic. · Box DEP Box 42
- Funding request for OEM traffic feed installation, April 1999
Memo dated April 27, 1999 requesting funding from the construction budget for metro traffic feed and dish installation at the Mayor's Office of Emergency Management.
Top-scoring memo or letter in the "HVAC and electrical system permits and specifications for 7 World Trade Center" topic. · Box 7DCAS
- Cover letter transmitting air quality report, March 2003
A transmittal letter dated March 25, 2003, accompanying an attached report regarding air quality or environmental conditions at a specified location.
Top-scoring memo or letter in the "Environmental site assessments and permits for lower Manhattan buildings" topic. · Box DEP Box 01
- DEP follow-up letter requesting hazard assessments, Feb 2002
Letter from NYC DEP requesting copies of environmental hazard assessments and cleanup summaries for 97 Chambers Street.
Top-scoring memo or letter in the "Environmental hazard assessments and bulk sample testing for lower Manhattan buildings" topic. · Box DEP Box 49
- DEP exterior survey letter, 333 Rector Place, Feb 2002
Letter from NYC DEP regarding exterior building surveys and debris removal at 333 Rector Place.
Top-scoring memo or letter in the "License agreements and leases for World Trade Center properties" topic. · Box DEP Box 45
- DEP follow-up letter for 282 Greenwich Street, Feb 2002
February 2002 letter from DEP following up on a request for environmental hazard assessments and bulk sample results.
Top-scoring memo or letter in the "World Trade Center and lower Manhattan structural crack assessment and remediation records" topic. · Box DEP Box 38
- Indoor air quality report, PS 234M, Jan 2002
Cover letter and report detailing indoor air quality measurements collected at PS 234M on January 24, 2002, to evaluate building contamination.
Top-scoring memo or letter in the "Air quality and particulate testing reports for schools" topic.
- DCAS approval memo, change order #108, Jan 2000
Department of Citywide Administrative Services letter dated January 3, 2000 approving $4,258.00 for change order #108 regarding video cable connections.
Top-scoring memo or letter in the "7 World Trade Center construction cost estimates and real estate agreements" topic. · Box 7DCAS
- Fax cover sheet, ATC Associates, May 2001
Facsimile cover sheet from ATC Associates dated May 1, 2001, regarding environmental inspection files for 42-44 Broadway.
Top-scoring memo or letter in the "Asbestos removal and roof cleaning contracts for lower Manhattan buildings" topic. · Box DEP Box 49
- Laboratory drip rate and pH monitoring log, May 6 2004
Fragmented lab record documenting drip rates, volumes, and pH measurements for environmental samples in May 2004.
Top-scoring memo or letter in the "Gas chromatography-mass spectrometry extraction and calibration records" topic. · Box DEP Box 25
- Final notice letter, 90 Washington Street, Sep 2002
DEP letter urging building owners to participate in the Lower Manhattan Building Cleaning Program for debris removal.
Top-scoring memo or letter in the "Building permits and Department of Buildings inspections for lower Manhattan sites" topic. · Box DEP Box 40
Buildings
- Fax cover sheet, 105 Duane Street site file
Cover sheet for a fax transmission from DEP regarding the 105 Duane Street site file.
Test record for 10-16 THOMAS ST · 441 test pages recorded for this building. · Box Asbestos - BOX 17
- Ambient air sampling report for 105 Duane Street, Feb 2002
Summary of ambient air sampling and visual observations at 105 Duane Street following the WTC collapse.
Test record for 10-16 THOMAS ST · 441 test pages recorded for this building. · Box DEP Box 36
- JLC Environmental purchase order form, March 19, 2003
Purchase order form from JLC Environmental Consultants dated March 19, 2003 for environmental testing services.
Test record for 125 CEDAR ST · 264 test pages recorded for this building. · Box DEP Box 35
- Dioxin and dibenzofuran analysis data, Sep 2002
Laboratory data table listing analytical results for various dioxin and dibenzofuran compounds with detection limits.
Test record for 125 CEDAR ST · 264 test pages recorded for this building. · Box DEP Box 38
- Cover page for bulk dust sample analysis, 110 Church Street,
Cover page for a bulk dust sample analysis report prepared by Environmental Monitoring & Consulting Associates.
Test record for 1001410 · 184 test pages recorded for this building. · Box DEP Box 33
- Cover page for TEM results and chain of custody, 110
Cover page for a report containing TEM results and chain of custody documents for airborne asbestos monitoring.
Test record for 1001410 · 184 test pages recorded for this building. · Box DEP Box 33
- Air sampling summary letter, 225 Rector Place, Jan 2002
Letter from environmental consultants summarizing ambient air sampling and cleanup activities at 225 Rector Place.
Test record for 210 SOUTH END AVENUE · 170 test pages recorded for this building. · Box DEP Box 50
- Analytical services header, 75 Park Place project, Feb 2002
Header page from PSC Analytical Services identifying work order and project details for environmental testing at 75 Park Place.
Test record for 1 MURRAY ST. · 165 test pages recorded for this building. · Box DEP Box 02
- Dust characterization data report, 75 Park Place, Oct 2001
Laboratory data report from Ambient Group detailing dust characterization results for samples collected at 75 Park Place in October 2001.
Test record for 1 MURRAY ST. · 165 test pages recorded for this building. · Box DEP Box 02
Ranking blends our editorial order with anonymous, aggregate view counts from the last 7 days — a document+day counter only, never a visitor identifier, session id or IP address.