A consortium of investor-owned water utilities providing water utility services to customers throughout California. Site has information on drinking water standards, water treatment, and related topics.

Waterlist is a comprehensive database for the Water and Wastewater industry.

International nonprofit organization sponsoring research on delivery of safe and affordable drinking water. Information on topics such as water treatment and distribution, groundwater management, monitoring, and cryptosporidium and other waterborne pathogens.

Primer on drinking water treatment, particularly methods used in Canada's public water supplies.

Comprehensive collection of information about the safety and quality of drinking water.

Public education resources about water contaminants, their health effects, sources, management options, and how communities can protect their drinking water sources.

Answers to some common questions about drinking water and health, from NIEHS.

SCTRWPG has been reviewing and evaluating water supply options for South Central Texas. Technical reports, presentations, general information, surveys, maps, and a guestbook can be found on this site.

Regional and statewide urban water use estimates derived from a database comprised of annual DWR surveys of urban water agencies used for urban water use forecasts.

U.S. EPA Office of Ground Water and Drinking Water information on drinking water and health, including the National Primary Drinking Water Standards, fact sheets on specific drinking water contaminants, and guidance regarding Cryptosporidium for people with compromised immune systems.