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The Monongahela River


Mar 03, 1791

Congress imposed the first taxes on stills and whiskey

1794

The Whiskey Rebellion occurred

Other events that happened on or around 1794

Mar 17, 1811

The first steamboat on a western river the New Orleans was launched on the Monongahela River at Pittsburgh

1837

The Monongahela Navigation Company was formed to improve the river for navigation

Other events that happened on or around 1837

1844

Four dams were built upstream from Pittsburgh on the Monongahela

Other events that happened on or around 1844

1854

Two additional dams were built on the Monongahela River

Other events that happened on or around 1854

1865

Two additional dams were built on the Monongahela River

Other events that happened on or around 1865

1871

The federal government conducted a survey of the river

Other events that happened on or around 1871

1904

A fifteenth dam was built on the Monongahela

Other events that happened on or around 1904

1907

Devasting flooding occurred on the Monongahela River

1930

A major drought lowered the Monongahela's water lever significantly

Other events that happened on or around 1930


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