Chain of Custody Form Instructions for WTC Building Sampling

NYC 9/11 Public Portal Document

Ambient 2nd Indoor Sampling for Public Health Evaluations of Residentia. Areas Near World Trade Center - Sampling Protocol

Following the WTC disaster, the New York City Department of Health working with the Agency for Toxic Substances and Disease Registry and the New York State Department of Health conducted indoor ai d dust sampling in 30 residential buildings in Lower Manhattan. The sampling plan for this investigation is provided below.

Foreword - Febnia ry 26,2002

This protocol was used by the New York City Department of Health in collaboration with the U.S. Agency for To: de Substances and Disease Registry, U.S. Public Health Service Commissioned Corj s, and the federal World Trade Center Environmental Assessment Working Group to conduct a: united investigation (November 4 - December 11,2001) of residential areas near and aroimd the World Trade Center. Prior to implementing the investigation, this protocol was reviewed by me mbers of the federal World Trade Center Environmental Assessment Working Group. Formed on September 15,2001, the working group is made up of representatives from the U.S. Department of Health and Human Services, the U.S. Environmental Prote ction Agency, and the U.S. Department of Labor. The purpose of the group is to coordinate public health and occupational sampling and data review among the three federal agencies in support ^f the New York City Department of Health and the New York State Department of Health. In addition, the protocol was reviewed by representatives of the New York State Department of Health, New York State Department of Environmental Conservation, the New York City Department of Environmental Protection, and the New York City Department of Heali On October 26,2001, the New York City Department of Health, Institutional Review Board approved the protocol.

Sampling of the rcsi lential areas occurred from November 4 through December 11,2001, and was conducted by U S. Public Health Service Commissioned Officers detailed to the New York City Department of: lealth with assistance from the New York City Department of Health. It is anticipated that the f nal report concerning this limited pilot investigation will be available in May 2002. Howeve •, the New York City Department of Health will provide participants in this investigation and the public with relevant public health information as soon as data analysis and interpretation permil. On February 8,2002, the New York City Department of Health did provide the participants with preliminary results regarding the amount of asbestos detected in air and settled dust. Th s information, along with the amount of fibrous glass detected in settled dust, was also provic ed to the general public.

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