Logan Martin has roughly 273 miles ( 439 km ) of shoreline .
The reservoir extends 48.5 miles ( 78.1 km ) from Logan Martin Dam upstream to Neely Henry Dam , and it contains 15,263 acres ( 61.77 km ) .
Logan Martin Dam   has roughly 273 miles ( 439 km ) of shoreline .
The reservoir extends 48.5 miles ( 78.1 km ) from Logan Martin Dam upstream to Neely Henry Dam , and it contains 15,263 acres ( 61.77 km ) .