• American Water Works Association  

• International Association on Water Quality  

• Wastewater Engineering Virtual Library

• Water Online

• Water Quality Association

• U.S. Environmental Protection Agency ( US EPA )

• Sewage World

• wwinternational.com The Internet Portal for Water and Waste

• Water-Wastewater Web

• Water Technology Online

• Water and Wastewater Equipment Manufacturers Association

• Water Environment Federation

• Clorine Dioxide Water Treatment Resource Center

Equpiment Manufacturers  

• Parkson Corporation

• Graver Water

Trade Magazines

• Water & Wastes Digest

• Water Conditioning & Purification Magazine

• Water Engineering & Management

Water Treatment Plants

• Weldon Spring Site Remedial Action Project ( WSSRAP ) Site Water Treatment Plant ( Missouri )

• Central Coast Water Authority ( California ) Water Treament Plant Tour

• City of Lima ( OH ) Water Treatment Plant

• City of Athens ( OH ) Wasterwater Treatment Plant

Governmental Water Treatment Offices

• City of Cookesville ( TN ) Water & Sewer Department

• Nashville ( TN ) Metro Waternet

Other Cool Stuff

• A Soft Water Experiment from Professor Bassam Z. Shakhashiri ( Science is Fun! )

• Links for Chemists