Delaware County topographic maps

Average elevation: 1,138 ft

Average elevation: 866 ft

Average elevation: 1,024 ft

Average elevation: 863 ft

Average elevation: 1,119 ft

Average elevation: 915 ft

Average elevation: 1,109 ft

Average elevation: 1,122 ft

Average elevation: 817 ft

Average elevation: 830 ft

Average elevation: 1,053 ft

Average elevation: 1,112 ft

Grand Lake has a surface area of 41,779 acres (169.07 km2) of water, a storage volume of 1,515,416 acre-feet, and 1,366 miles (2,198 km) of shoreline. Unlike other lakes in Oklahoma, Grand Lake is a deep and mostly rocky lake. The average depth for Grand Lake is 36.3 feet. Its mean elevation is 745 ft (227 m)…

Average elevation: 843 ft