The order the City kept.

NYC-WTC_000140812

Notice instructing staff to preserve original WTC documents as potential evidence in future legal actions against the City.

NYC-WTC_000140813

Meeting notice for task force discussion of Contaminants of Concern and benchmarks presentation scheduled for April 8, 2002.

NYC-WTC_000140814

Document outlining the creation of a cross-agency group tasked with identifying contaminants of concern and establishing screening levels.

NYC-WTC_000140815

Document detailing the methodology for identifying contaminants of concern and listing seven tentatively identified substances.

NYC-WTC_000140816

Document explaining the exclusion of VOCs and other chemicals from the contaminant of concern list due to trace amounts.

NYC-WTC_000140817

Document describing the expanded monitoring program approach using existing regulations to define action levels for indoor air.

NYC-WTC_000140818

Table defining Tier I, II, and III lead dust thresholds in settled dust with corresponding cleaning or monitoring actions.

NYC-WTC_000140819

Table defining Tier I, II, and III lead air concentration thresholds with actions ranging from aggressive cleaning to no further action.

NYC-WTC_000140820

Table defining Tier I, II, and III action levels for PAHs in settled dust based on residential risk assessments.

NYC-WTC_000140821

Table outlining risk-based screening levels for PAHs in indoor air with specific cleaning and monitoring protocols.

NYC-WTC_000140822

Table defining Tier I, II, and III action levels for dioxin in settled dust with associated cleaning recommendations.

NYC-WTC_000140823

Table establishing Tier I, II, and III thresholds for dioxin in indoor air with associated cleaning actions.

NYC-WTC_000140824

Guidelines for evaluating asbestos air levels and settled dust thresholds to determine if sensitive individuals should be removed.

NYC-WTC_000140825

Criteria for determining necessary actions when asbestos levels exceed background, including resampling and ongoing cleaning protocols.

NYC-WTC_000140826

Document specifying air and dust levels requiring no action and outlining a qualitative assessment method for identifying water damage.

NYC-WTC_000140827

Summary of decisions to create a contaminant clearinghouse, develop cleaning procedures, and conduct follow-up resampling for asbestos.

NYC-WTC_000140828

Summary of decisions to create a contaminant clearinghouse, develop cleaning procedures, and conduct follow-up resampling for asbestos.

NYC-WTC_000140829

Summary of actions to establish a scientific panel and address Phase 2 inspection issues such as rooftop samples and balcony cleaning.

NYC-WTC_000140834

Conference call notification for May 21, 2002, convening EPA and academic researchers to discuss World Trade Center air quality.

NYC-WTC_000140835

EPA press release dated May 8, 2002 announcing comprehensive plan with federal, state and city partners to address indoor air quality concerns and ensure proper cleaning of…

NYC-WTC_000140846

Draft notes from a meeting discussing building cleaning lists, asbestos abatement, and exterior cleaning procedures for Lower Manhattan.

NYC-WTC_000140847

Draft notes covering legal concerns, WTC worksite debris removal status, and diesel generator reduction efforts.

NYC-WTC_000140850

Form outlining task force decisions on creating a clearinghouse, Phase 2 sampling issues, and post-cleaning resampling.

NYC-WTC_000140854

Meeting notes from a Lower Manhattan World Trade Center coordination session held in mid-April 2002.

NYC-WTC_000140855

Meeting notes listing upcoming EPA task force group meetings and contact information for the Office of Management.

NYC-WTC_000140861

Draft notes from a meeting discussing building cleaning lists, asbestos abatement, and exterior cleaning procedures for Lower Manhattan.

NYC-WTC_000140862

Meeting notes discussing ULSD reimbursement procedures and listing upcoming task force group meetings.

NYC-WTC_000140863

Draft notes covering legal concerns, WTC worksite debris removal status, and diesel generator reduction efforts.

NYC-WTC_000140864

Meeting notes covering EPA legal concerns regarding data acts and a significant reduction in debris loads removed from the WTC site.

NYC-WTC_000140867

Document page identified as a template file within the EPA Indoor Air Task Force records collection.

NYC-WTC_000140868

Template document outlining tasks for air quality and building inventory in Lower Manhattan.

NYC-WTC_000140869 – NYC-WTC_000140870

Outline of tasks regarding air quality, building characteristics, contaminant testing, and safety recommendations for Lower Manhattan.

NYC-WTC_000140872

Notes on building access strategies, sidewalk cleaning enforcement, and diesel group meetings for the task force.

NYC-WTC_000140873

Meeting notes discussing the need for additional buildings in a study, sidewalk cleaning enforcement, and legal access warrants.

NYC-WTC_000140874 – NYC-WTC_000140875

Correspondence regarding installation of hazard signage in Lower Manhattan buildings as part of WTC response.

NYC-WTC_000140879

Memo proposing economic and quality-of-life statistics to measure long-term air quality recovery in Lower Manhattan.

NYC-WTC_000140880

Document listing property values, retail data, and school enrollment as metrics for measuring Lower Manhattan recovery.

NYC-WTC_000140881

Supplementary list of metrics including property values, retail activity, and school enrollment to track area recovery.

NYC-WTC_000140883

Memo proposing economic, quality-of-life, and scientific indicators to track changes in Lower Manhattan's air quality environment and recovery metrics over the long term.

NYC-WTC_000140884

Letter proposing a list of economic and quality-of-life statistics to measure the long-term recovery of Lower Manhattan.

NYC-WTC_000140885

Early multi-agency distribution on WTC environmental response planning and coordination.