Allegheny River

Allegheny River is a Pennsylvania historical marker in Potter County, dedicated 1947.

PA 49

Get directions ↗Start a road trip Historical trails

Here is the head stream of this historic river, pathway of Indians, and white traders and settlers for over 200 years. It unites with the Monongahela, 352 miles away at Pittsburgh, forming the Ohio.

TodayHistorical map

Slide toward Today to fade the historical sheet and see the modern map underneath.

David Rumsey Map Collection, Stanford Libraries

Historical maps covering this location

1872 · Warren, McKean, Potter, Forest, Elk, Cameron counties. (David Rumsey Map Collection, Stanford Libraries)
1891 · Map of Pennsylvania. 93 (David Rumsey Map Collection, Stanford Libraries)
1903 · Pennsylvania. (David Rumsey Map Collection, Stanford Libraries)
1924 · Pennsylvania, Western Section. (David Rumsey Map Collection, Stanford Libraries)
1927 · Pennsylvania (David Rumsey Map Collection, Stanford Libraries)

Pennsylvania, 1927, covering the location of Allegheny River, with a pin at the marker's coordinates — Pennsylvania, 1927, covering this location. David Rumsey Map Collection, Stanford Libraries. The pin is ours, placed from the marker's coordinates.

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For example, one family's tree showed the Articles of Confederation marker in Pennsylvania standing under a mile from where William Gabby lived in the 1760s.

What that marker records spans 1777 to 1789, overlapping William Gabby's years there.

From one family's 77-marker roster

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The marker isn't at this spotOur pin may be off. If you know where it stands, tell us.I couldn't find the markerWe record what the source recorded. We have not been to look.The sign reads differentlyThat would be an error, and we can pass it to the program.The historical map looks wrongThe period map behind the pin, not the marker itself.Something else

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Marker data: Pennsylvania Historical and Museum Commission via data.pa.gov

Allegheny River

Historical maps covering this location

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