There will be a planned outage of this website beginning 8:00 am CST on Monday, March 3 and lasting through Wednesday, March 5 as we migrate our network to EPA’s National Computer Center. During the move, this website will be unavailable. Please check the site on Thursday March 6, 2025 after 8 am CST as we hope to have all services restored by then. Il y aura une interruption programmée de ce site web à partir de 8h00 CST le lundi 3 mars et jusqu'au mercredi 5 mars, car nous transférons notre réseau vers le Centre National de l'Informatique de l'EPA. Pendant cette période, le site web sera indisponible. Veuillez vérifier le site le jeudi 6 mars 2025 après 8h00 CST, car nous espérons avoir rétabli tous les services d'ici là.

Registration is now open for the Great Lakes Public Forum

The United States and Canada invite members of the public and those involved in Great Lakes programs to register for their attendance at the Great Lakes Public Forum on February 4-5, 2026. The forum will be held in a public meeting space on the 3rd floor of the Ralph H. Metcalfe Federal Building at 77 West […]

Posted: December 22, 2025

Great Lakes Public Forum

The United States and Canada invite members of the public and those involved in Great Lakes programs to attend the Great Lakes Public Forum on February 4-5, 2026, in Chicago, USA. The forum will be held in a public meeting space within the Ralph H. Metcalfe Federal Building at 77 West Jackson Blvd, Chicago, IL 60604. […]

Posted: December 12, 2025

(Webinar) Chemical Contaminants in Lake Superior

Join us as we learn about chemical contaminants in Lake Superior. Mark your calendars for December 11, 2025, at 10 am CT (11 am ET) for a one-hour public webinar, Chemical Contaminants in Lake Superior, as part of our Let’s Talk Lake Superior! webinar series. Learn the status and trends of toxic chemicals in Lake […]

Posted: August 19, 2025

(Webinar) Coastal Wetland Restoration in Lake Ontario

Join us as we explore the wonders of Lake Ontario’s wetlands and learn how we are working to protect these delicate ecosystems. Register for our upcoming one-hour public webinar, Coastal Wetland Restoration in Lake Ontario, on September 17, 2025, at 1 pm ET as part of our Let’s Talk Lake Ontario! webinar series. We will […]

Posted: August 19, 2025

(Webinar) Invasive Species Prevention in Lake Huron

Are you ready to learn about the threats invasive species pose to Lake Huron and what is being done to protect the lake? Join us on December 16, 2025, at 10 am CT (11 am ET) for a one-hour public webinar, Invasive Species Prevention in Lake Huron, as part of our Let’s Talk Lake Huron! […]

Posted: August 19, 2025

(Webinar) Understanding Nuisance Algae in Lake Erie’s Eastern Basin

You may have heard about the algae growth in Lake Erie, but did you know different parts of the lake are affected in different ways? Join us on September 23, 2025, at 11 a.m. CT (12 p.m. ET), to learn what’s happening in the eastern basin during a one-hour public webinar, Understanding Nuisance Algae in […]

Posted: August 19, 2025

The Governments of Canada and the United States complete the 2024 Review of the Great Lakes Water Quality Agreement and Identify Improvements to Agreement Operations

Under the Canada-U.S. Great Lakes Water Quality Agreement, the Parties to the Agreement – the U.S. and Canadian Governments – conduct a review of the operation and effectiveness of the Agreement every nine years. During the summer of 2024, the Parties sought early feedback on the review. In the fall of 2024, taking into consideration […]

Posted: July 22, 2025