Lake Erie is bordered by four states: New York, Ohio, Pennsylvania and Michigan. The Canadian province of Ontario also borders Lake Erie. It is the fourth largest of the five Great Lakes, by volume, with a surface area of just under 10,000 square miles.
Lake Erie has a total of 871 miles of shoreline. It is 241 miles long and 57 miles wide at its widest point. The lake is 210 feet at its deepest and has an average depth of only 62 feet, making it the shallowest of the five Great Lakes. The Detroit river is its primary source, and the lake drains into Lake Ontario.