![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/c/ce/Alleghenyplateaumap.png/640px-Alleghenyplateaumap.png&w=640&q=50)
Unglaciated Allegheny Plateau
From Wikipedia, the free encyclopedia
The Unglaciated Allegheny Plateau is located in an arc around southeastern Ohio, West Virginia, into western Pennsylvania and a small portion of southwestern New York State.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/c/ce/Alleghenyplateaumap.png/320px-Alleghenyplateaumap.png)
This area is a dissected plateau, characterized by sandstone, shale, and many coal seams. This is the part of the Allegheny Plateau that lies outside the continental glaciation of the ice age.