Barrier ridge north of Pea Island, Cape Hatteras National Seashore, North CarolinaCape Hatteras National SeashoreCritical condition of barrier ridge about two miles nort north of Pea Island Refuge Hdq. At many places in this general area sea tide with the northeast storm of 10/19-21 slopped over into the highway and sand drifting was serious in some places. Road at left.