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.

(Webinar) Let’s Talk Lake Erie: Aquatic Invasive Species in Lake Erie

Learn about the state of invasive species in Lake Erie at our upcoming webinar, “Aquatic Invasive Species in Lake Erie” on September 28, 2023 at 10 a.m. CT (11 a.m. ET) as part of our Let’s Talk Lake Erie webinar series!  Join us as we explore the historical timeline of aquatic invasive species (AIS) in […]

Posted: September 13, 2023

(Webinar) Canada’s first National Adaptation Strategy

Interested in learning about Canada’s first National Adaptation Strategy and its relevance to the Great Lakes Basin? Join our speakers from Environment and Climate Change Canada on Friday November 17th from 11am–12pm ET for a webinar all about Canada’s National Adaptation Strategy. This webinar is organized by the Climate Change Impacts Annex of the Great […]

Posted: August 24, 2023

Quarterly Climate Impacts and Outlook: Great Lakes Region – June 2023

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. It is published […]

Posted: July 24, 2023

Nutrients Annex Subcommittee Recommends Retaining Lake Ontario Phosphorus Targets

To help manage nutrient loads and mitigate the impacts of harmful and nuisance algae in Lake Ontario, the United States and Canada committed, through the 2012 Great Lakes Water Quality Agreement (GLWQA), to review (and revise if appropriate) the binational phosphorus targets for Lake Ontario. Based on the findings of a recent assessment, the GLWQA […]

Posted: July 11, 2023

Quarterly Climate Impacts and Outlook: Great Lakes Region – March 2023

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: June 13, 2023

Quarterly Climate Impacts and Outlook: Great Lakes Region – December 2022

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: June 13, 2023

Quarterly Climate Impacts and Outlook: Great Lakes Region – September 2022

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: June 13, 2023