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United States Environmental Protection Agency
EPA Response to September 11
 
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Dust Cleanup and Testing Plan
[En Español]

The U.S. Environmental Protection Agency (EPA) and its federal, state and city partners have developed a comprehensive plan to ensure that residences impacted by the collapse of the World Trade Center have been properly cleaned. The plan -- covering residential units south and west of Canal, Allen and Pike Streets, river to river -- was developed by the multi-agency Task Force on Indoor Air in Lower Manhattan created by EPA Administrator Christie Whitman. All levels of government have come together in this unprecedented effort to provide assurances that people are not being exposed to World Trade Center related pollutants at levels that might pose long-term health risks.

The plan includes:

  • upon request, the cleanup of residential units, using certified contractors, with followup testing for asbestos in the indoor air, or;
  • testing-only of asbestos in the indoor air;
  • distribution of health and cleanup information;
  • establishment of a Web page (http://www.epa.gov/nyrdust2/dustcleanup/)
  • professional cleanups of remaining unoccupied, uncleaned buildings;
  • evaluation of effectiveness of dust cleanup techniques already used, and
  • testing to establish what the pre-existing levels of contaminants were for Manhattan residences.

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To Obtain Information

World Trade Center Web Site
EPA is continually expanding the range and amount of information available on this site, including all fact sheets, monitoring data, and the provision for residents to request cleaning and/or testing services (see next item).

Privacy
Information in the Dust Cleanup Database will not be shared with other parties outside of those involved in this initiative except as required by law. Any public reporting related to individual residences will be presented in a form which does not divulge the address of the residence or the name of the resident.

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Cleaning

Occupied Residences in Lower Manhattan
New York City certified asbestos cleanup contractors have been hired (using FEMA funding) for residents living south of Canal, Allen and Pike Streets who wish to have their homes professionally cleaned. These contractors will thoroughly clean apartments, including carpets, upholstery and drapes and unit air conditioners. EPA will conduct followup testing for asbestos in the indoor air after the cleanups are completed. The Agency will assess the testing results using a federal health benchmark or level that assumes a thirty year exposure. This means that if a population of 10,000 people is exposed to a level of asbestos above the benchmark for a period of thirty years, there would be one additional case of cancer beyond what that population would normally expect to experience.

Upon request, the Agency will provide the option of testing-only for residents who do not want their apartments cleaned. If asbestos levels exceed the thirty year health benchmark, these residents may then request a followup cleaning. Cleanup cannot later be requested if testing does not find asbestos levels above the thirty year health benchmark.

Unoccupied Buildings in Lower Manhattan
NYCDEP will supervise the cleaning of any impacted buildings that remain unoccupied. Some of these buildings have not been cleaned thoroughly and others have not been cleaned at all. EPA has used one of these unoccupied buildings to test the effectiveness of various cleaning techniques including those recommended by the various government agencies following the collapse of the World Trade Center. Comprehensive sampling was conducted following regular vacuuming, HEPA vacuuming, and damp wiping and mopping to confirm cleaning effectiveness or refine cleanup techniques based upon sampling results.

Rooftops and Facades
NYCDEP has begun the cleanup of residual dust and debris remaining on rooftops and building facades in Lower Manhattan. DEP has done a building-by-building survey of all buildings in the target area and is working out the last details of gaining access to clean the roof tops and facades of any building with remaining debris. Much of the debris is caked and does not pose an immediate risk, but removing the debris will eliminate the possibility that it may become airborne at some later date and thus get into residences.

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Background Story

Most, if not all, of the pollutants associated with the collapse of the World Trade Center were present in New York City's environment prior to September 11. To establish a baseline for the presence of these contaminants in affected residences, EPA has collected and analyzed samples to look for some of these pollutants in apartments in parts of Manhattan that were not impacted. The Agency will use the data to determine pre-existing or "background" levels of these pollutants in interior spaces in New York City.

Informing the Public

EPA will provide health and cleanup information to all residents through the WTC Message Center, (212) 637-3435 and on the Agency Web site. In addition, the city is developing a database of the results of samples taken indoors and outdoors by federal, state and local agencies as well as building owners and contractors. This database will also be made available to the public.

 

 

 
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