Allegheny River
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Comment by John Beale on May 26th, 2009 at 7:52 am
There is an error in your listing for the Allegheny River. The river is 352 miles long and not 325 miles long.
I’m a professor who completed a 13-month documentary of the river and I can provide an image from the headwaters (of historic designation of the river) that support this information.
Comment by John Beale on June 9th, 2009 at 2:05 pm
After considerable research I found that the official length of the Allegheny River is 321 miles.
When the Allegheny Reservoir was added, the length of the river was shortened from 325 miles to 321 miles. This fact is supported by a study, in part, by Werner Loelein, chief of water management for the the U.S. Army Corps of Engineers.
The 352 mile number came from a Pa. History and Landmarks placard at the headwaters of the river. Unfortunately, that distance was determined before there was an accurate way of measuring the bends and turns in the river.
Comment by Mary Anglin on August 5th, 2009 at 2:09 am
Thank you for your helpful research on this. I have updated the article. Mary Anglin, Geography Editor
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