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Research

World Trade Center Expert Technical Review Panel

Exposure & Human Health Evaluation of Airborne Pollution from the WTC Disaster

Toxicological Effects of Fine Particulate Matter Derived from the Destruction of the World Trade Center

 

Sampling Plan (March 2004 EPA document)
This document, authored by EPA, provides a general overview of the proposed sampling plan to verify that apartments in the Region 2 cleanup area have not become recontaminated due to central heating ventilation and air conditioning systems. Included in the document is a discussion of the issues pertinent to a statistical design which meets this objective, an overview of the design itself, and a discussion of planned post-survey data analyses. (PDF 20 pp, 129KB)

WTC Sample Design (March 19, 2004 Westat document)
This document, authored by Westat, Inc, under contract to EPA, provides the details of the proposed statistical design for this resampling effort. The document provides the derivations of the 95% confidence intervals for different proposed sample sizes, and also discusses pertinent issues such as the impact of oversampling for key sub-populations of apartments. (PDF 25 pp, 957KB)

World Trade Center Indoor Environment Assessment: Selecting Contaminants of Potential Concern and Setting Health-Based Benchmarks

World Trade Center Background Study Report

World Trade Center Residential Confirmation Cleaning Study

Final Report of the Public Health Investigation to Assess Potential Exposures to Airborne and Settled Surface Dust in Residential Areas of Lower Manhattan - September 2002 (PDF 137 pp, 3.8MB)

Ambient and Indoor Samples for Public Health Evaluations of Residential Areas Near the World Trade Center - Sampling Protocol - February 26, 2002 (PDF 46 pp, 236KB)

Summary Report: Characterization of Particulates Found in Apartments After Destruction of the World Trade Center - October 12, 2001 (PDF 50 pp, 699KB)

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