Monday, September 29, 2025

1924 Piney Dam and 28.8mw Powerhouse on Clarion River near Clarion, PA

Dam: (Satellite)
Powerhouse: (Satellite)

ExploreClarion, Photo by Curt Snell, cropped

The dam is 784' (230m) long with a height of 125' (38m). It has a normal storage capacity of 26,600 acre-ft and its spillway has a maximum discharge rate of 153,300 cfs. [DamsOfTheWorld]

𝗥𝗲𝗺𝗲𝗺𝗯𝗲𝗿 𝗪𝗵𝗲𝗻: 𝗣𝗲𝗻𝗻𝘀𝘆𝗹𝘃𝗮𝗻𝗶𝗮 and Ohio posted
The Clarion PA Dam and Power House •  circa 1940s!

Postcard via eBay and ExploreClarion

ExploreClarion
Planning for hydropower on the Clarion River started in 1917 because of the demand for electricity. But WWI interfered, and construction didn't begin until 1922. It was completed in 1924.

Bob McGuire posted four images with the comment: "Early days of the Piney dam  Clarion PA."
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MecanHydro
The generating capacity is 28.8mw

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