Great Lakes Water Levels Update for January 2025

The following report provides the latest Great Lakes current water levels for each of the Great Lakes. The data, provided by the coordinated Great Lakes water level monitoring network, is accurate as of the current month. These levels are an essential indicator of environmental and ecological health across the region.

Superior

Current Level: 601.61 feet

Trend: increasing (+0.40 feet over the past 3 months)

Michigan-Huron

Current Level: 578.87 feet

Trend: decreasing (-0.89 feet over the past 3 months)

St. Clair

Current Level: 574.57 feet

Trend: increasing (+1.77 feet over the past 3 months)

Erie

Current Level: 571.72 feet

Trend: increasing (+1.18 feet over the past 3 months)

Ontario

Current Level: 244.39 feet

Trend: decreasing (-0.82 feet over the past 3 months)

This data highlights the ongoing changes in the water levels of the Great Lakes, reflecting both seasonal variations and longer-term trends. Monitoring these levels is vital for understanding the health and sustainability of these crucial waterways.