- U.S. Environmental Protection Agency Office of Ground Water and Drinking Water
- 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. - American Water Works Association - 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, and others.
- Arsenic in Drinking Water - EPA compendium of research related to determining safe levels and setting new standards.
- ASDWA - Association of State Drinking Water Administrators - Includes publications and position papers on a variety of technical and U.S. regulatory topics related to drinking water supply and its protection.
- Association of Metropolitan Water Agencies - Resources and information on drinking water related regulations and legislation.
- Awwa Research Foundation - 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.
- Bacteria/Microbe - Contaminant Interactions - 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.
- California Water Association - 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.
- Drinking Water and Health Basics - 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.
- Drinking Water Information Resources - Comprehensive collection of information about the safety and quality of drinking water.
- Independent Laboratory for Environmental Studies - ILES is a scientific non profit organization aiming to make information on quality of drinking water from soil, groundwater and rivers better available in the Ukraine.
- King County Drinking Water - A technical summary about where they get their drinking water in King County, who manages drinking water, and how it is managed.
- Lifewater Canada - 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 water well drilling and hand pumps tutorial.
- Magnesium in Drinking Water - Describes the health benefits of magnesium.
- National Drinking Water Clearinghouse - 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.
- Natural Resources Defense Council - Resources on drinking water, from levels of Arsenic in drinking water to the quality of bottled water.
- South Central Texas Regional Water Planning - 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 in Drinking Water - 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 -- Blackland Research Center Water Sciences Laboratory - TEX*A*Syst helps rural residents take decisive actions to preserve the quality of their drinking water, prevent water pollution, and protect health.
- U.S. EPA Drinking Water Standards Program - 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.
- Vinny's NC Water Supply & AQ Related Material - Information on public water supply, environmental reviews, links to files, and other information.
- Water Quality Association - Water Quality Association (WQA) is the international trade association representing the household, commercial, and industrial water quality improvement industry.
- Wilkes University Drinking Water and Environmental Library - Information on common drinking water quality concerns.
