Beech Fork Lake is a 720 acre reservoir located near Lavalette in Wayne County, West Virginia, United States. Beech Fork Lake is also partly located in neighboring Cabell County. Millers Fork and Stowers Branch join Beech Fork with their own river valleys contributing to the majority of the lakesurface of Beech Fork Lake. These streams are tributaries of …Beech Fork Lake is a 720 acre reservoir located near Lavalette in Wayne County, West Virginia, United States. Beech Fork Lake is also partly located in neighboring Cabell County. Millers Fork and Stowers Branch join Beech Fork with their own river valleys contributing to the majority of the lakesurface of Beech Fork Lake. These streams are tributaries of Twelvepole Creek.