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  2. Beaver and Erie Canal - Wikipedia

    en.wikipedia.org/wiki/Beaver_and_Erie_Canal

    The southern terminus of the canal was the confluence of the Beaver River with the Ohio River in Beaver County about 20 miles (32 km) downstream from Pittsburgh, and the northern terminus was the city of Erie, in Erie County. The canal needed a total of 137 locks to overcome a change in elevation of 977 feet (298 m). [2]

  3. Georgetown, Beaver County, Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Georgetown,_Beaver_County...

    Georgetown is a borough in western Beaver County, Pennsylvania, United States, along the Ohio River. The population was 208 at the 2020 census. It is part of the Pittsburgh metropolitan area. Little Blue Run Lake, the U.S.'s largest coal slurry waste impound, is located next to the town.

  4. Port of Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/Port_of_Pittsburgh

    The Commission has responsibility for Ohio River shipping within Pennsylvania and the navigable portions of the Allegheny River and the Monongahela River.The federal Maritime Administration designated the Ohio River as part of a new federal marine highway, called M-70, with the name taken from I-70, a major highway used by trucks in the region.

  5. Lake Monongahela - Wikipedia

    en.wikipedia.org/wiki/Lake_Monongahela

    The lake changed sizes as the ice front moved and as the volume of water changed. At its largest, it rose to 1,100 feet (340 m) above sea level. Eventually the water found a low divide near New Martinsville, West Virginia, creating an outlet to the south and west into the Teays River. Thus, the upper Ohio network of river valleys came into form ...

  6. Monongahela culture - Wikipedia

    en.wikipedia.org/wiki/Monongahela_culture

    The Monongahela culture were an Iroquoian Native American cultural manifestation of Late Woodland peoples from AD 1050 to 1635 in present-day Western Pennsylvania, western Maryland, eastern Ohio, and West Virginia. [1] The culture was named by Mary Butler in 1939 for the Monongahela River, whose valley contains the majority of this culture's ...

  7. Pennsylvania and Ohio Canal - Wikipedia

    en.wikipedia.org/wiki/Pennsylvania_and_Ohio_Canal

    Today, traces of the canal's bed remain in many areas of Northeast Ohio including Munroe Falls, Ohio [5] and downtown Kent, Ohio, where the Cuyahoga River runs through the former canal lock. A P & O Canal culvert, sometimes referred to as an aqueduct, remains in southern Kent over Plum Creek just south of the Cuyahoga River. [4]

  8. Flood of 1936: How Potomac River flooding devastated ... - AOL

    www.aol.com/flood-1936-potomac-river-flooding...

    An estimated 300 to 350 homes along the Potomac River in Washington County were “wholly or partially flooded.” Edison power plant in Williamsport, Maryland, after the March 18, 1936 flood ...

  9. Allegheny River - Wikipedia

    en.wikipedia.org/wiki/Allegheny_River

    The Allegheny River (/ ˌ æ l ɪ ˈ ɡ eɪ n i / AL-ig-AY-nee) is a 325-mile-long (523 km) tributary of the Ohio River that is located in western Pennsylvania and New York in the United States.