Here's you a link for the water level: http://www.tva.com/river/lakeinfo/op_guides/douglas.htm
As you can see, it's 20' low due to the drought. Who knows where it will be this winter..... There no cover to speak of. A few brush piles here and there. It's a structure lake.
You can find reports on: http://www.easttennesseefishing.com/