The Potomac River is known as "The Nation's River" for its importance in American history. Little Gunpowder Falls (tributary of Gunpowder River), Baltimore & Harford Counties, Maryland, August 2014. Maryland Lakes Shown on the Map: Deep Creek Lake, Liberty Lake, Loch Raven Reservoir, Prettyboy Reservoir and Triadelphia Reservoir. Maryland Constitutional Offices & Agencies, Maryland Executive Commissions, Committees, Task Forces, & Advisory Boards, Anacostia River (from Algonquian (Nacostines) word meaning "stream" or "current"), Antietam River (from Algonquian word meaning "swift water"), Big Annemessex River (from Algonquian word meaning "bountiful waters"), Bohemia River (named by Augustine Herman (1621-1686), who was born in Prague, Bohemia), Chester River (named for Chester, England), Chicamacomico River (from Algonquian words meaning "dwelling place by the big water"), Chonk River (from Algonquian (Delaware & Powhatan) words meaning "river of wild geese"), Corsica River (named for Henry de Coursey (1662-1707)), Transquaking River (formerly Katterine River; transquaking is Algonquian word meaning "place of the white water swamp"), Wye River (named by Edward Lloyd for River Wye, Wales). On the east, Maryland is bordered by the Atlantic Ocean and Delaware. Maryland is a major recipient of National Institutes of Health research and development dollars, with Johns Hopkins University leading the way for total NIH awards. Pocomoke is a 66miles long river which stretches to Maryland from southern Delaware. Major rivers are the Patapsco, the Patuxent, the Susquehanna, and the Potomac River, all of them empty into the Chesapeake Bay. Youghiogheny River, Friendsville, Maryland, October 2015. Photo by Diane F. Evartt. What Are The Biggest Industries In Maryland? The longest river which is entirely within the state is Patuxent River. Geography and Landforms of Maryland. Monocacy River (Frederick County), Maryland, May 2015. The river rises from Potomac Island and flows into the Chesapeake Bay. There are mountains, waterways, marshlands and beaches. Photo by Diane F. Evartt. Maryland is home to hundreds of lakes, ponds, reservoirs and fishing areas, ranging from larger, man-made reservoirs to smaller mountain and coastal lakes. Major Rivers: Patapsco River, Patuxent River, Potomac River, Susquehanna River: Major Lakes: Deep Creek Lake ( History), Lake Oakland, Loch Raven Reservoir, Prettyboy Reservoir By drainage basin. The name "Conococheague" is an Unami-Lenape term which means "many-turns-river." Pocomoke River at Snow Hill (Worcester County), Maryland, June 2018. The river serves as the boundary between Calvert, Anne Arundel, and Howard to the east and Montgomery, St Mary’s, Charles, and Prince George counties to the west. The most significant river is the Potomac, as it forms the entire southern border of the state. 4. It drains over 27,500 square miles of the watershed which includes over 50% of Pennsylvania. The Colorado River flows through seven states and the Grand Canyon. Patuxent River & grasses near Benedict (Charles County), Maryland, November 2017. Boat house on Susquehanna River, Havre de Grace, Maryland, April 2005. Its basin also includes parts of Allegheny Plateau. There are two major dams in Harford County. The names listed below were taken from the Official State Highway Map of Maryland. begins at the fall line Its watershed is within Maryland and the river drains an area of about 937 square miles. Check out these magical photos of 17 of Pennsylvania’s amazing rivers, creeks, and tributaries. Photo by Diane F. Evartt. From forest creeks to rushing rivers, Pennsylvania has countless beautiful rivers winding through the landscape. They play an essential role in the ecology of rainforest and wetlands. ... Major Rivers . Plus, the famous Appalachian Trail passes through it. A list of the most important rivers in the world. Numerous smaller streams in the state set record high river levels that still stand today, including the Monocacy River, Patapsco River, NW Branch Anacostia River, and the Little Patuxent River. Most important is the Chesapeake Bay around which land joins into the Eastern Shore and Western Shore of Maryland.. Skipjack H. M. Krentz on Miles River, St. Michaels, Maryland, February 2005. Photo by Diane F. Evartt. It is a free-flowing river which rises from Pennsylvania and then flows to River Potomac. Photo by Diane F. Evartt. Photo by Diane F. Evartt. It then flows through Lake Jennings Randolph and passes through numerous cities including Westernport, Luke, Bloomington, Cumberland, West Virginia, and Keyser. To the northeast, the Susquehanna River drains into the Chesapeake Bay, and central, the Patuxent River empties into the southern reaches of the Bay. Photo by Sarah A. Hanks. Photo by Sarah A. Hanks. It is sixth longest river in world with length of 5,464 km approx. The River even lent its name to identify the Union Army on the eastern front. Susquehanna River empties into the Chesapeake Bay, and it supplies over half the water in the bay. Susquehanna River, one of the longest rivers of the Eastern Seaboard of the United States.It rises in Otsego Lake, central New York state, and winds through the Appalachian Plateau in New York, Pennsylvania, and Maryland before flowing into the head of Chesapeake Bay at Havre de Grace, Maryland. Tiber River, Ellicott City, Maryland, May 2018. They form an intricate web that connects each of us and our communities to the Bay. They provide a source of drinking water, for obtaining food, to fertilize lands and way to transport goods from place to place. Patuxent is 115 miles long and is the longest and largest river which is within the state of Maryland. The river starts at Choptank Mills and empties into the Chesapeake Bay. Maryland is the birthplace of religious freedom in the United States and one of the original 13 colonies. Photo by Diane F. Evartt. Photo by Sarah A. Hanks. Patapsco River at foot of Main St., Ellicott City, Maryland, May 2018. The river provided a crucial role in the development of the … Mean Elevation: The Mean Elevation of the state of Maryland is 350 feet above sea level. Photo by Sarah A. Hanks. The state is also home to a number of fantastic lakes. Photo by Sarah A. Hanks. It is the largest of more than 100 estuaries in the United States and third largest in the world. Prettyboy Reservoir is a 206.5 km² (79.7 sq mi) barrier lake created to supply the Metropolitan Baltimore municipal water system; the lake is fed by the Gunpowder Falls. This web site is presented for reference purposes under the doctrine of fair use. The 64.3 mile long Nanticoke River is Chesapeake Bay’s tributary which is in the Delmarva Maryland's riverine system is a complex network of branches and tributaries, some of which are known both as rivers and creeks. Visit Insider's homepage for more stories. The Bay’s width ranges from four miles near Aberdeen, Maryland, to 30 miles near cape Charles, Virginia. 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