Topography of Pennsylvania

5 major regions of PA

Atlantic Coastal Plain Region

Atlantic Coastal Plain Region

Atlantic Coastal Plain Region

NarrowFlat stripAlong the Delaware River

Atlantic Coastal Plain Region

Piedmont Region

Piedmont Region

Piedmont Region

Piedmont Region

Piedmont Region

LowRolling hillsBroad valleys

Piedmont Region (York County)

Piedmont Region (York County)

Ridge and Valley Region

Ridge and Valley Region

Ridge and Valley Region

Long mountain rangesNarrow valleys

Ridge and Valley Region

Appalachian Plateau Region

Allegheny/Appalachian Plateau RegionMountains, hills, valleys and streamsLargest area of the stateOriginally a plateau, but due to extreme erosion, does not appear to be a plateau

Allegheny/Appalachian Plateau Region

Erie Plain Region

Erie Plain Region

Narrow strip of land a few miles inland from Lake Erie.

Erie Plain Region