The area above the water gap has been a Wild and Scenic River since 1978.
A water gap is an opening which flowing water has carved through a mountain range.
A water gap is a geological feature where a river cuts through a mountain ridge.
There are no water gaps carrying rivers through the ridge.
A water gap is usually an indication of a river that is older than the current topography.
Four of Pennsylvania's major rivers cut through Blue Mountain in water gaps.
Due to the lack of a water gap through the mountains, the mountain passes are relatively high.
A water gap is a similar feature, but one in which a waterway still flows.
A spokesman for the water gap did not immediately return several phone calls on Saturday.
As the ridge continued to fold upward, erosion cut through and the water gap was formed.
Słownik geologiczny