The Great Lakes Water Quality Agreement (GLWQA), first signed in 1972 and renewed in 1978, expresses the commitment of Canada and the United States to restore and maintain the chemical, physical and biological integrity of the Great Lakes Basin Ecosystem and includes a number of objectives and guidelines to achieve these goals. It reaffirms the rights and obligation of Canada and the United States under the Boundary Waters Treaty.

Canada and United States Committed to Amend Great Lakes Water Quality Agreement The GLWQA Review (2005-2007) The Final Agreement Review Report GLWQA Background Quick Facts The Agreement History of the Agreement Signing of the Agreement International Joint Commission (IJC) Biennal Reports & Responses Canada’s Response to the Twelfth Biennial Report GLWQA Review - Synthesis of Public Comment Areas of Concerns & Remedial Action Plans Areas of Concern in Canada Areas of Concern in the United States * Remedial Action Plans Progress Report 2003 Related Links Great Lakes Information Great Lakes Information Network * Great Lakes National Program Office *

U.S. EPA - Clean Water Act	International Joint Commission
Foreign Affairs and International Trade Canada	U.S. Department of State
Environment Canada Green Lane