Search results
Results from the WOW.Com Content Network
The Geology of Pennsylvania consists of six distinct physiographic provinces, three of which are subdivided into different sections. Each province has its own economic advantages and geologic hazards and plays an important role in shaping everyday life in the state.
The gaps of the Allegheny, [1] [2] meaning gaps in the Allegheny Ridge (now given the technical name Allegheny Front) in west-central Pennsylvania, is a series of escarpment eroding water gaps (notches or small valleys) along the saddle between two higher barrier ridge-lines in the eastern face atop the Allegheny Ridge or Allegheny Front ...
Oblique air photo facing north of central Bedford County, Pennsylvania, in December 2006, showing Wills, Evitts, and Tussey Mountains from center to right. Roadcut along Rt. 30 (Everett bypass) through Warrior Ridge, showing the lower Devonian sequence from the Corriganville Limestone at left to the Ridgeley Sandstone to the Needmore Shale at ...
Blue Mountain, Blue Mountain Ridge, or the Blue Mountains of Pennsylvania is a ridge of the Appalachian Mountains in eastern Pennsylvania.Forming the southern and eastern edge of the Ridge-and-Valley Appalachians physiographic province in Pennsylvania, Blue Mountain extends 150 miles (240 km) from the Delaware Water Gap on the New Jersey border in the east to Big Gap in Franklin County in ...
The Allegheny Plateau (/ ˌ æ l ɪ ˈ ɡ eɪ n i / AL-ig-AY-nee) is a large dissected plateau area of the Appalachian Mountains in western and central New York, northern and western Pennsylvania, northern and western West Virginia, and eastern Ohio. It is divided into the unglaciated Allegheny Plateau and the glaciated Allegheny Plateau.
The Endless Mountains are a geographical, geological, and cultural region in Northeastern Pennsylvania. [1] The Endless Mountains region includes Bradford, Sullivan, Susquehanna,and Wyoming counties. The highest peak in the region is the North Knob of Elk Mountain at 2,693 feet (821 meters). The dissected plateau is a subrange of the ...
The most momentous disaster to afflict the people of the Alleghenies was the Johnstown Flood—locally known as the "Great Flood of 1889"—which occurred on May 31 of that year after the catastrophic failure of the South Fork Dam on the Little Conemaugh River 14 miles (23 km) upstream of the town of Johnstown, Pennsylvania.
The following list contains the 420 counties and eight independent cities that comprise the region of Appalachia as defined by the Appalachian Regional Commission. The ARC was established by the United States federal government in 1965 to alleviate poverty in the Appalachian region, and currently monitors areas in 13 states.