Newest reservoirs in Allegheny Mountains & Valleys Region, PA
The year that a reservoir was first filled to the reservoir’s normal elevation – or the year that a natural lake was first dammed – is the determining factor in the age of the body of water. A large reservoir can take more than a year to fill after its dam is first closed. You can find many of the the world’s newest reservoirs on LakeLubbers in the comparison table below. Many of the world’s oldest reservoirs appear on the last page of that list. Note: For some lakes, the completion year data is unknown, so you may see fewer lakes than the total 3 articles we have published for Allegheny Mountains & Valleys Region, PA lakes.Thinking about booking a Allegheny Mountains & Valleys Region, PA lake vacation home rental, cabin or hotel?
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Below are lakes within USA > US Mid-Atlantic Region > Pennsylvania > Allegheny Mountains & Valleys Region, PA > Compared by newest (youngest) reservoirs and the year it was completed. This list does not represent all lakes in Allegheny Mountains & Valleys Region, PA, only the 3 Allegheny Mountains & Valleys Region, PA lake articles we have published on the LakeLubbers website.
Lake name  |
Completion year |
Lake description |
|---|---|---|
| Beaverdam Reservoir (Allegheny Mountains & Valleys Region, PA, Pennsylvania, US Mid-Atlantic Region, USA) |
1974 | Also known as Beaverdam Run Reservoir Tucked away in rural Cambria County, in Pennsylvania’s Allegheny Mountains and Valleys region, Beaverdam Reservoir provides a welcome natural respite… |
| Raystown Lake, PA (Allegheny Mountains & Valleys Region, PA, Pennsylvania, US Mid-Atlantic Region, USA) |
1973 | Raystown Lake, at 8,300 acres, is the largest lake located entirely within Pennsylvania’s borders. The lake is nestled in the southern Allegheny Mount… |