They hold about 6 quadrillion gallons of water, or enough to blanket the entire U.S. to a depth of ... Below is a chart that shows the average date of first ice on the Great Lakes.

Lake Erie currently has the most ice coverage at 81.14% due to its shallow depth. The Great Lakes reached their highest percentage of ice coverage in three years on Feb. 21, federal officials said ...

Lake Superior has an average depth of about 500 feet, and a maximum depth of 1,332 feet, according to the Great Lakes Commission. Lake Superior's maximum width is 160 miles, Lake Superior Circle ...