LAND

PHYSIOGRAPHY

• Physiographic Map of Maryland

Maryland is divided into five provinces with progressively higher altitudes from east to west.

1) Coastal Plain Province: extends from Atlantic Ocean to Fall Line, a natural line running from Delaware boundary, around head of Chesapeake Bay, through Baltimore, and southwest to Washington, where streams drop to lower land level;

2) Piedmont or "Foothill" Province: extends from Fall Line to base of Catoctin Mountains;

3) Blue Ridge Province: in western Frederick County;

4) Valley and Ridge Province: extends between South Mountain (Washington County) and Dans Mountain (Allegany County);

3) Appalachian Plateau Province: extends from base of Catoctin Mountains to western boundary of State.

Mean elevation, 350 feet.

Maximum elevation, 3,360 feet at Backbone Mountain.

Maryland Geological Survey
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Maryland at a Glance

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