Wilkes University Drinking Water and Environmental Library
- Information on common drinking water quality concerns.
- http://www.water-research.net/Waterlibrary/

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 wi
- http://www.epa.gov/safewater/dwh/index.html

Arsenic in Drinking Water
- EPA compendium of research related to determining safe levels and setting new standards.
- http://www.epa.gov/safewater/arsenic/index.html

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 pathog
- http://www.awwarf.org/

National Drinking Water Clearinghouse
- NDWC offers technical assistance and information about drinking water treatment, management, distribution, infrastructure, Safe Drinking Water Act regulations, and ground, surface and water conservation for America's small, rural communities.
- http://www.ndwc.wvu.edu

Mohawk Valley Water Authority
- Offers water quality reports, list of board of directors, and information about the Safe Drinking Water Act.
- http://umvrwb.com/

Natural Resources Defense Council
- Resources on drinking water, from levels of Arsenic in drinking water to the quality of bottled water.
- http://www.nrdc.org/water/drinking/default.asp

Magnesium in Drinking Water
- Describes the health benefits of magnesium.
- http://www.mgwater.com/

Association of Metropolitan Water Agencies
- Resources and information on drinking water related regulations and legislation.
- http://www.amwa.net/

Drinking Water Information Resources
- Comprehensive collection of information about the safety and quality of drinking water.
- http://www.cyber-nook.com/water/

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.
- http://dnr.metrokc.gov/wlr/watersup/waterweb.htm

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.
- http://www.watershedexperience.com/

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.
- http://wwwbrr.cr.usgs.gov/bacteria/

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.
- http://www.calwaterassn.com/

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.
- http://waterhome.brc.tamus.edu/texasyst/

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.
- http://www.epa.gov/ogwdw/standards.html

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.
- http://www.epa.gov/safewater/sulfate.html

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 ot
- http://www.awwa.org/

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.
- http://www.asdwa.org/

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 w
- http://www.lifewater.ca/

Water Quality Association
- Water Quality Association (WQA) is the international trade association representing the household, commercial, and industrial water quality improvement industry.
- http://www.wqa.org/