Feb 01, 2018 · What Is The Average Depth of Lake Erie? The simple answer to this is 62 feet. That said, Lake Erie is still the shallowest lake among the five Great Lakes today. With an average depth of about 10 fathoms and 3 feet, and a maximum depth of around 35 fathoms, this lake is still considered big. Lake Erie is the only great lake to consistently have a high percentage (>80%) of winter ice cover. The water retention/replacement time of the lake is 2.6 years (shortest time of the Great Lakes). Lake Erie is the 11th largest lake in the world. Lake Erie contains just over 2% of the Great Lakes water.
Lake Superior Lake Erie Length 350 miles 241 miles Width 160 miles 57 miles Average depth 483 feet 62 feet Maximum depth 1332 feet 210 feet Length of shore 2726 miles 871 miles Water Area 31,700 sq. miles 9910 sq. miles Volume of H2O 2900 cubic miles 116 cubic miles Retention Time 191 years 2.6 years Population 607,121 11,682,169