International nonprofit scientific and educational society dedicated to the improvement of drinking water quality and supply. Represents treatment plant operators and managers, scientists, environmentalists, manufacturers, academicians, regulators, a

EPA compendium of research related to determining safe levels and setting new standards.

Includes publications and position papers on a variety of technical and U.S. regulatory topics related to drinking water supply and its protection.

Resources and information on drinking water related regulations and legislation.

Site has information on research projects covering all aspects of water supply, such as water treatment, water distribution, groundwater management, monitoring, and cryptosporidium and other waterborne pathogens.

USGS applied environmental engineering research project which focuses on monitoring of pathogens in US water supplies. Site tells how environmental microbiology is done, and describes facilities, capabilities, collaborators. Some online articles.

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.

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

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 peop

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

Collection point for information on outbreaks of infectious disease in drinking water, and related topics. Popular press reports, as well as primary source information, are included.

A technical summary about where they get their drinking water in King County, who manages drinking water, and how it is managed.

A Christian, non-profit organization helping rural poor (around the world) obtain safe drinking water. Lifewater Canada trains people to drill safe drinking water wells and build water pumps (handpumps). On-line resources include a 100-page wa

Describes the health benefits of magnesium.

Information primarily for and about small community drinking water systems. Includes fact sheets, educational materials, and information on water treatment technologies successfully used in small U.S. community water supply systems.

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.

Sulfate is a naturally occurring constituent in water. Site presents information on research by the U.S. EPA Office of Drinking Water into health aspects of sulphate in water.

TEX*A*Syst helps rural residents take decisive actions to preserve the quality of their drinking water, prevent water pollution, and protect health.

This Office at EPA works to ensure safe drinking water and to protect the quality of the Nation's Drinking Water Supply. The site features drinking water and health information, kid's pages, and drinking water publications and guidance documents.

Existing and proposed U.S. standards for drinking water quality, standards enforcement, and current initiatives to evaluate the safety of specific substances in public water supplies.

Water Quality Association (WQA) is the international trade association representing the household, commercial, and industrial water quality improvement industry.

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

Software for tracking/calculating chlorine and disinfection byproducts in water treatment. Download free demo.