The order the City kept.

NYC-WTC_000161610

A single-page air quality data sheet from the Department of Environmental Protection regarding the World Trade Center site.

NYC-WTC_000161611 – NYC-WTC_000161614

Fragmented document listing examples of World Trade Center evidence and areas of focus for preservation efforts.

NYC-WTC_000161615 – NYC-WTC_000161626

Document listing examples of World Trade Center evidence and areas of focus for preservation efforts.

NYC-WTC_000161627

Technical document discussing ASTM standards for asbestos fiber sampling, including method limitations and lack of regulatory adoption.

NYC-WTC_000161628 – NYC-WTC_000161634

Document discussing limitations of ASTM D5755-95 and D6480-99 for asbestos fiber sampling and lack of safety standards.

NYC-WTC_000161635

Agenda listing panelists from federal agencies, unions, and city departments for a March 2004 conference on post-9/11 air quality.

NYC-WTC_000161636 – NYC-WTC_000161673

Agenda listing panelists from federal agencies, unions, and city departments for a March 2004 conference on post-9/11 air quality.

NYC-WTC_000161674 – NYC-WTC_000161690

Document excerpt listing counsel and staff members assigned to a paper on infrastructure related to World Trade Center recovery.

NYC-WTC_000161691 – NYC-WTC_000161699

Notice for a mandatory pre-bid meeting regarding World Trade Center dust cleaning contracts and regulatory compliance requirements.

NYC-WTC_000161700 – NYC-WTC_000161708

Table of air monitoring results at Warren Street and North End Avenue showing particulate levels from July to August 2002.

NYC-WTC_000161709

Page containing no readable text or data, likely a blank sheet or formatting error within the WTC air quality file series.

NYC-WTC_000161710 – NYC-WTC_000161712

Page containing formatting characters and the date October 1, 2001, likely a corrupted air data record.

NYC-WTC_000161713 – NYC-WTC_000161719

Laboratory report detailing phase contrast microscopy results for airborne fiber counting from World Trade Center samples collected in April 2002.

NYC-WTC_000161720 – NYC-WTC_000161727

Laboratory report from WKP Laboratories detailing phase contrast microscopy results for airborne fiber counting at the World Trade Center sampling site.

NYC-WTC_000161728 – NYC-WTC_000161734

Facsimile transmission cover sheet for delivery of laboratory reports from an engineering consulting firm.

NYC-WTC_000161735 – NYC-WTC_000161739

Laboratory report detailing phase contrast microscopy results for airborne fiber counting from World Trade Center samples collected in April 2002.

NYC-WTC_000161740 – NYC-WTC_000161743

Laboratory invoice for PCM and PLM analysis services with sample receipt date April 8, 2002, documenting analysis turnaround options and quantities for WTC-related testing.

NYC-WTC_000161744 – NYC-WTC_000161746

Laboratory report detailing phase contrast microscopy results for airborne fiber counting at the World Trade Center site dated April 11, 2002.

NYC-WTC_000161747 – NYC-WTC_000161770

Chain-of-custody form and monitoring log sheet for air samples collected at the World Trade Center site.

NYC-WTC_000161771 – NYC-WTC_000161773

Laboratory report detailing phase contrast microscopy results for airborne fiber counting in the southwest area of the World Trade Center site dated April 7, 2002.

NYC-WTC_000161774 – NYC-WTC_000161779

Phase contrast microscopy report for airborne fiber counting in the southwest area of the World Trade Center site dated April 7, 2002.

NYC-WTC_000161780 – NYC-WTC_000161782

Phase contrast microscopy report for airborne fiber counting at the World Trade Center site dated April 7, 2002.

NYC-WTC_000161783 – NYC-WTC_000161785

Phase contrast microscopy report for airborne fiber counting at the World Trade Center site dated April 7, 2002.

NYC-WTC_000161786 – NYC-WTC_000161797

Laboratory report detailing phase contrast microscopy results for airborne fiber counting in the southwest area of the World Trade Center site dated April 16, 2002.

NYC-WTC_000161798 – NYC-WTC_000161803

Laboratory report detailing phase contrast microscopy results for airborne fiber counting in the southwest area of the World Trade Center site dated April 16, 2002.

NYC-WTC_000161804

Facsimile transmittal cover sheet for WTC-related environmental records from the Department of Environmental Protection.

NYC-WTC_000161805 – NYC-WTC_000161809

Laboratory report detailing phase contrast microscopy results for airborne fiber counting at the World Trade Center site dated May 1, 2002.

NYC-WTC_000161810 – NYC-WTC_000161812

Phase contrast microscopy report for airborne fiber counting at the World Trade Center site dated May 2002.

NYC-WTC_000161813 – NYC-WTC_000161865

Form recording air sample collection details, flow rates, and chain of custody for laboratory analysis.

NYC-WTC_000161866 – NYC-WTC_000161892

Summary report of phase contrast microscopy air sample analysis results for the World Trade Center site dated March 30, 2002.

NYC-WTC_000161893 – NYC-WTC_000161894

Report from the NYC Department of Environmental Protection showing asbestos air monitoring results for October 2001.

NYC-WTC_000161895 – NYC-WTC_000161896

Summary document from the NYC Department of Environmental Protection regarding asbestos air monitoring results for October 2001.

NYC-WTC_000161897 – NYC-WTC_000161902

Table of asbestos air monitoring results from the NYC Department of Environmental Protection for October 4 through 12, 2001.

NYC-WTC_000161903 – NYC-WTC_000161904

Report from the NYC Department of Environmental Protection showing asbestos air monitoring results for October 2001.

NYC-WTC_000161905 – NYC-WTC_000161906

Table of World Trade Center air monitoring data including fiber counts and limits from October 2001.

NYC-WTC_000161907 – NYC-WTC_000161908

Table of World Trade Center air monitoring data including fiber counts and limits from October 2001.

NYC-WTC_000161909 – NYC-WTC_000161921

Laboratory header for an asbestos air monitoring report submitted by Enviro-Probe, Inc. for Riverpoint Inc.

NYC-WTC_000161922 – NYC-WTC_000161923

Document containing microscopy fiber count results from SciLab regarding World Trade Center air monitoring samples.

NYC-WTC_000161924 – NYC-WTC_000161926

Draft environmental sampling data sheet recording field collection details for a site in Manhattan on September 11, 2001.

NYC-WTC_000161927

Data sheet from the Department of Environmental Protection recording sampling details for October 31, 2001.

NYC-WTC_000161928 – NYC-WTC_000161932

Printout of tax block and lot information for properties in the Battery Park area sorted by tax block.

NYC-WTC_000161933 – NYC-WTC_000161938

Page from a laboratory report containing only formatting characters and no readable content.

NYC-WTC_000161939 – NYC-WTC_000161956

Page from a laboratory report containing only formatting characters and no readable content.

NYC-WTC_000161957 – NYC-WTC_000161958

Summary report of monthly air service requests for fiscal year 2002 categorized by dust, odor, and fire types.

NYC-WTC_000161959 – NYC-WTC_000161960

Summary report of monthly air service requests for fiscal year 2002 categorized by dust, odor, and fire types.