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Waterborne Infectious Diseases

CDC information about waterborne infectious diseases

Disease Information


Bacterial Waterborne Diseases: Technical Information
Fact sheet

Bacterial Waterborne Diseases: Additional Information
Recommended sites and publications

Diseases related to drinking water

In the United States, contaminated drinking water in homes and businesses is usually a result of water main breaks or other emergency situations. Parasites cause the majority of problems.

Healthy Drinking Water site
Whether it's from your tap or from a bottle, find out where the water you drink comes from and whether it has been made safe to drink. Learn to read a Consumer Confidence Report, or test your well.

See also: Water Quality

Selected diseases spread through drinking water (United States)

Cryptosporidium infection
(Cryptosporidiosis, pronounced krip-toe-spo-rid-ee-oh-sis)

Escherichia coli O157:H7 infection
(E. coli infection)

Giardia infection
(Giardiasis, pronounced GEE-are-DYE-uh-sis)

Hemolytic uremic syndrome
Commonly caused by Escherichia coli O157:H7.  Results in acute kidney failure. See Escherichia coli infection above.

Hepatitis A

Viral Hepatitis A
Fact sheets, recommendations, publications

Hepatitis A
Travelers' Health information from CDC Health Information for International Travel 2008

For other diseases spread by parasites, see: Healthy Water

Treating water in emergencies or when camping

Emergency Disinfection of Drinking Water
How to obtain clean water for drinking, cooking, brushing teeth, and so on, when tap water supplies are unclean or unavailable. Although written for emergency situations, the information is also suitable for campers. From Office of Water, Environmental Protection Agency. This site is outside of CDC.*

Recreational Water Illnesses

Avoiding diseases from lakes, pools, and other water recreation areas

Healthy Swimming
With swimming such a popular activity, you should know how to protect you and your family from recreational water illnesses (RWIs) and help stop germs from getting into the water where you swim in the first place. Fact sheets and printable materials

Information for Travelers

Safe Food and Water
What travelers need to know about avoiding infectious diseases spread through water

Risks from Food and Water (Drinking and Recreational)
In CDC Health Information for International Travel 2008

Travelers' Health
Current outbreaks, diseases to watch for in specific regions, precautions and vaccinations for specific diseases. If you’re planning a trip, check the Destinations section to find out if waterborne diseases are a problem where you’re going, and if they are, to learn what to do to protect yourself when you’re there.

Information for People with Weakened Immune Systems

Cryptosporidiosis and Immunocompromised Persons
Resources about infection with Cryptosporidium for immunocompromised people and their health care providers.

Safe Food and Water: A Guide for People with HIV Infection
Brochure. May also be useful for other people with weakened immune systems. From the National Center for HIV, STD, and TB Prevention

Selected Prevention and Program Information

Safe Water System
A water quality intervention that employs simple, inexpensive and robust technologies appropriate for the developing world. The objective is to make water safe through disinfection and safe storage at the point of use. A program of the Division of Foodborne, Bacterial and Mycotic Diseases.

Division of Foodborne, Bacterial and Mycotic Diseases

Division of Parasitic Diseases

Division of Viral and Rickettsial Diseases


 

*Note: This link leads outside the CDC site to another federal agency or CDC partner site. Any links from these sites to nonfederal organizations' links do not constitute an endorsement of these organizations or their programs by CDC or the federal government, and none should be inferred. CDC is not responsible for the content of the individual organization Web pages found at these links. The link will open the page in a new browser window.