Geography thumb|left|The Hope Creek (left) and Salem (right) nuclear power plants as seen from the Delaware River According to the United States Census Bureau, the township had a total area of 72.53 square miles (187.84 km2), including 45.31 square miles (117.35 km2) of land and 27.22 square miles (70.49 km2) of water (37.53%).
geography thumb|left|the hope creek (left) and salem (right) nuclear power plants as seen from the delaware river according to the united states census bureau the township had a total area of 7253 square miles (18784 km2) including 4531 square miles (11735 km2) of land and 2722 square miles (7049 km2) of water (3753%)