The order the City kept.

NYC-WTC_000140036 – NYC-WTC_000140037

Administrative notice requiring preservation of World Trade Center-related documents as evidence for potential future legal actions against the City.

NYC-WTC_000140038 – NYC-WTC_000140039

Forwarded EPA memorandum dated June 9, 2002, concerning the Asbestos Reservoir and carpet testing methods.

NYC-WTC_000140040 – NYC-WTC_000140079

Technical memorandum from EPA discussing ultrasonication testing for asbestos in carpets and HEPA vacuuming effectiveness.

NYC-WTC_000140080 – NYC-WTC_000140081

Forwarded EPA memorandum dated June 9, 2002, concerning the Asbestos Reservoir and carpet testing methods.

NYC-WTC_000140082

Reference chart comparing asbestos air concentration standards, detection limits, and lifetime cancer risk levels for fibers per milliliter PCM equivalents.

NYC-WTC_000140083 – NYC-WTC_000140124

Forwarded EPA memorandum dated June 9, 2002, concerning the Asbestos Reservoir and carpet testing methods.

NYC-WTC_000140125 – NYC-WTC_000140126

Forwarded EPA memorandum dated June 9, 2002, concerning the Asbestos Reservoir and carpet testing methods.

NYC-WTC_000140127 – NYC-WTC_000140137

Technical memorandum from EPA discussing ultrasonication testing for asbestos in carpets and HEPA vacuuming effectiveness.

NYC-WTC_000140138 – NYC-WTC_000140169

EPA memorandum addressing World Trade Center asbestos contamination status and agency efforts to provide information on the situation.

NYC-WTC_000140170 – NYC-WTC_000140191

EPA memorandum on wipe sampling methods for asbestos in Lower Manhattan buildings, resuspension projections, and cancer risk estimates from WTC dust exposure.

NYC-WTC_000140192 – NYC-WTC_000140193

Official EPA letter clarifying agency position on asbestos sampling and analysis at the World Trade Center site.

NYC-WTC_000140194 – NYC-WTC_000140211

Excerpt from a court filing detailing Dr. Jenkins' interactions with EPA investigators regarding alleged fraud and subsequent disciplinary actions.

NYC-WTC_000140212 – NYC-WTC_000140231

Memo from NYC Law Department instructing staff to preserve World Trade Center documents as evidence for potential legal actions.

NYC-WTC_000140232 – NYC-WTC_000140234

Facsimile from EMSL Analytical confirming receipt of samples for a World Trade Center environmental project.

NYC-WTC_000140235 – NYC-WTC_000140258

Memorandum comparing asbestos data in Manhattan to other sites and arguing for cleanup under the Superfund statute.

NYC-WTC_000140259 – NYC-WTC_000140277

Memorandum detailing procedures for asbestos wipe sampling in Lower Manhattan and estimating associated cancer risks from dust exposure.

NYC-WTC_000140278 – NYC-WTC_000140279

Web page excerpt describing the EPA's residential dust cleanup program, including a map of quadrants and request procedures.