The Penhall reefs #’s 1 and 2 are 10,200 tons of concrete rubble deployed in 2002 and 2003.

Penhall I is located at 30 05.523′ N 87 11.497′ W in 92 feet of water.

Penhall II is located at 30 05.000′ N 87 11.000′ W in 94 feet of water.

These sites are excellent for spearing and hold a lot of tropical fish typically found on natural reefs.