The “Quarterly Climate Impacts and Outlook: Great Lakes Region” is a brief bulletin published jointly by the National Oceanic and Atmospheric Administration and Environment and Climate Change Canada, summarizing the latest season’s weather and water level conditions and weather and water level-related impacts over the Great Lakes and provides an outlook for the upcoming quarter. […]
Posted: December 23, 2019Draft Binational Screening Criteria for Nominated Chemicals of Mutual Concern Available for Public Review
The Great Lakes Water Quality Agreement (GLWQA) commits Canada and the United States to prepare and issue Binational Strategies to reduce the release and impact of Chemicals of Mutual Concern (CMCs). The draft Binational Screening Criteria for Nominated CMCs is now available for public review on binational.net. These draft screening criteria were developed to provide […]
Posted: November 15, 2019Great Lakes Water Quality Agreement Nutrients Annex Webinar: Update on Nutrient Reduction Efforts in Lake Erie
Please join us on Friday, November 15th from 1:00-3:00pm EST / 12:00-2:00pm CST for a webinar that will provide a brief overview of information and updates on work under the Nutrients Annex of the Great Lakes Water Quality Agreement (GLWQA). This webinar will present ongoing efforts to manage excess phosphorus loads leading to toxic and […]
Posted: October 30, 2019Quarterly Climate Impacts and Outlook: Great Lakes Region – September 2019
The “Quarterly Climate Impacts and Outlook: Great Lakes Region” is a brief bulletin published jointly by the National Oceanic and Atmospheric Administration and Environment and Climate Change Canada, summarizing the latest season’s weather and water level conditions and weather and water level-related impacts over the Great Lakes and provides an outlook for the upcoming quarter. […]
Posted: October 7, 2019Public Comment Period Open: Draft 2020-2022 Great Lakes Binational Priorities for Science and Action
In accordance to Article 5, Section 2(c) of the 2012 Great Lakes Water Quality Agreement, the Parties (U.S. and Canada): “…shall establish, in consultation with the Great Lakes Executive Committee, binational priorities for science and action to address current and future threats to the quality of the Water of the Great Lakes, not later than […]
Posted: July 30, 2019Great Lakes Executive Committee Meeting: December 2018

Below are materials documenting the GLEC meeting on December 4, 2018 in Toronto, Ontario, Canada.
Posted: July 23, 2019Quarterly Climate Impacts and Outlook: Great Lakes Region – June 2019
The “Quarterly Climate Impacts and Outlook: Great Lakes Region” is a brief bulletin published jointly by the National Oceanic and Atmospheric Administration and Environment and Climate Change Canada, summarizing the latest season’s weather and water level conditions and weather and water level-related impacts over the Great Lakes and provides an outlook for the upcoming quarter. […]
Posted: July 10, 20192019-2023 Draft Lake Erie Lakewide Action and Management Plan Available for Public Review
In accordance with the 2012 Great Lakes Water Quality Agreement, a draft 2019-2023 Lakewide Action and Management Plan (LAMP) has been prepared for Lake Erie and the connecting St. Clair – Detroit River System, and is currently available for review and comment. The draft LAMP was developed by the Lake Erie Partnership, a collaborative team […]
Posted: June 27, 2019Lake Erie Binational Phosphorus Reduction Strategy
The Great Lakes Water Quality Agreement commits Canada and the United States to prepare and issue a Binational Strategy for Phosphorus Reduction in Lake Erie. This Strategy includes: The Strategy [PDF] (1.05 MB) was developed by the Nutrients Annex Subcommittee.
Posted: June 14, 2019