Canadian drinking water supplies are generally of excellent quality. However, water in nature is never “pure.” It picks up bits and pieces of everything it comes into contact with, including minerals, silt, vegetation, fertilizers, and agricultural run-off. While most of these substances are harmless, some may pose a health risk. For more information on Water quality in Canada LINK: Health Canada

An online handbook, by N. Cheremisinoff, which covers the treatment of drinking water as well as industrial and municipal waste-water, and provides practical and broad-based information in one comprehensive source. LINK: Knovel

Founded in 1881, American Water Works Association (AWWA)  is international nonprofit and educational society, the authoritative resource on safe water, with more than 60,000 members worldwide sharing knowledge on water resource development, water and waste-water treatment technology, water storage and distribution, and utility management and operations. AWWA provides knowledge, information and advocacy to improve the quality and supply of water in North America and beyond and advances public health, safety and welfare by uniting the efforts of the full spectrum of the water community. LINK: American Water Works Association

Green Hotels Association’s purpose is to bring together hotels interested in environmental issues. From water-saving equipment and techniques such as low-flow shower heads, serving water on request only in restaurants to low-flow toilets, the mission is to promote reduction of water usage. For more information and newsletter lead articles go to LINK: Green Hotels Association

Simply Water, a pure water site with special editorial features on water & health, water quality and climate change. LINK: Simply Water