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Water Quality

Water quality refers to the quality of water in rivers, lakes, streams or watercourses, as well as the quality of potable or drinking water. It takes into account, chemical, physical, and biological characteristics in describing and evaluating the quality of water, and verify the fitness of water for a specific use, such as aquatic habitat, drinking water for humans, and irrigation. A variety of standards, criteria and guidelines, as well as laws and regulations, have been developed to characterize water quality.

IWA: Water Quality Management (Specialists Group)
Specialist groups represent the core vehicle for issue-based interaction on scientific, technical and management topics. The groups facilitate collaboration and product generation, including conferences and publications. The water quality management group covers issues such as - Assessment and Control of Hazardous Substances in Water, Diffuse Pollution, Environmental Restoration, Eutrophication, Landfill Management of Solid Wastes, and Urban Drainage
http://www.iawq.org.uk/template.cfm?name=grp_wquality&category=3

UNEP-IETC: maESTro2 - Database of technologies that are environmentally sound (Online database)
maESTro is a free searchable directory of Environmentally Sound Technologies (EST). It has been developed for decision makers in local and national governments and other organizations. It is a global repository of information on ESTs. The information provided is intended to improve decision-making processes regarding EST selection, transfer, adoption and use.

Access maESTro to search for technologies on water quality.
http://www.unep.or.jp/maestro2/