Refuge Facts Established: 1990 (the 12,000-acre Pungo Unit was established as Pungo National Wildlife Refuge in 1963, then merged into Pocosin Lakes, when it was established). Acres: 110,106 (90,000 donated). Located in Hyde, Tyrrell, and Washington Counties, NC; Headquarters located in Columbia. Financial Impact of the Refuge 13-person staff. 63,000 visitors annually. Annual operating budget $2.1 million (FY 07). Habitat Description Predominant vegetation type is southeastern shrub bog which is also known as pocosin. This type is characterized by a very dense growth of mostly broadleaf evergreen shrubs with scattered pond pine.