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NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine. The members of the committee responsible for the report were chosen for their special competences and with regard for appropriate balance.

This study was supported by Grant X-82928901 between the National Academies and the United States Environmental Protection Agency. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the views of the organizations or agencies that provided support for the project.

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International Standard Book Number 0-309-52941-7 (PDF)

Library of Congress Control Number 2004108875


The Committee on Indicators for Waterborne Pathogens thanks the following organizations and individuals for use of their images on the cover of this report:

  • City of Wilsonville, Oregon

  • Isle Royale National Park (Michigan), National Park Service, U.S. Department of the Interior

  • Randal Kath, The State University of West Georgia, Carrollton

  • National Center for Infectious Diseases, Centers for Disease Control and Prevention, U.S. Department of Health and Human Services

  • National Institute of Allergy and Infectious Diseases, National Institutes of Health, U.S. Department of Health and Human Services

  • Southern California Coastal Water Research Project Authority, Westminster

  • James Terry, Jr., Concord, Massachusetts

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