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National Oral Health Surveillance System

Water Supply Statistics 2006

U.S. Population Receiving Fluoridated Water1
 • 184,028,038

U.S. Population served by Community Water Systems (C.W.S.)1
• 265,794,252

U.S. Population2
 • 299,398,484

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Data Sources

  1. Centers for Disease Control and Prevention. Populations Receiving Optimally Fluoridated Public Drinking Water — United States, 1992–2006. MMWR 2008;57(no.27):737-741.
  2. U.S. Census Bureau. Annual Population Estimates, Estimated Components of Population Change and Rates of the Components of Population change for the United States and States: April 1, 2000 to July 1, 2006. Accessed on April 18, 2007. [Available online from:].
  3. U.S. Geological Survey. Estimated Use of Water in the United States in 2000. By Susan S. Hutson, Nancy L. Barber, Joan F. Kenny, Kristin S. Linsey, Deborah S. Lumia, and Molly A. Maupin. USGS Circular 1268, Table 6, (released March 2004, revised April 2004, May 2004, February 2005) Accessed on October 15, 2008. [Available online at:]

* Percentages calculated from 2006 fluoridated and community water system populations (1) and 2006 intercensal estimates of the U.S. population (2).

Related Information

Page last reviewed: October 15, 2008
Page last modified: October 15, 2008
Content Source: Division of Oral Health, National Center for Chronic Disease Prevention and Health Promotion


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