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.