in 1999]]
The (Affectionately referred to as '''The Mon''') is a
River on the
Allegheny Plateau in
West Virginia and
Pennsylvania in the
United States . At
Pittsburgh , it meets the
Allegheny River to form the
Ohio River .
The Monongahela is formed by the , which joins at
Point Marion ; and the
Youghiogheny River , which joins at
McKeesport .
The Monongahela has been heavily used by
Industry , and several
U.S. Steel plants, including the
Homestead Works (site of the
Homestead Strike ), were built along its banks.
Two
Ships in the
United States Navy have been named
''Monongahela'' for the river.
The Monongahela Valley was the site of the
Whiskey Rebellion in
1794 . Earlier, it was the site of a famous, if small battle that was one of the first in the
French And Indian War (
Braddock Expedition ). It resulted in a sharp defeat for
British and
Colonial forces against those of the
French and their
Native American allies.
The river was the site of a famous airplane crash that has become the subject of numerous
Urban Legends and
Conspiracy Theories . Early in the morning of
January 31 ,
1956 , a
B-25 bomber en route from
Nellis Air Force Base in
Nevada to
Olmstead Air Force Base in Pennsylvania crashed into the river near
Homestead, Pennsylvania . All six crewmen survived the crash but two later succumbed to
Exposure and drowned before being rescued. Despite the relative shallowness of the water, the aircraft was never recovered.
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Monongalia County, West Virginia is named for the river but uses the ''
English '' spelling, instead of the ''
French ''.
According to the
Geographic Names Information System , the Monongahela River has also been known as:
