Cayuga Lake ( or ) is the longest of central
New York's glacial
Finger Lakes, and is the second largest in surface area (marginally smaller than
Seneca Lake) and second largest in volume. It is just under 40 miles (64 km) long. Its average width is 1.7 miles (2.7 km), and it is at its widest point near Aurora. It is approximately at its deepest point.