I have no conformation but it would appear as if there is boats that would be sunk behind Holmes Bend Marina.

Holmes Bend Marina

http://www.columbiamagazine.com/photos/64492.jpg

Here is another Holmes Bend shot. There is light damage to the dock in the bottom right corner. You can also see the main collapse in behind the marina in the foreground of the picture.

http://www.columbiamagazine.com/photos/64497.jpg

Green River Marina

http://wlex.images.worldnow.com/images/9716761_G.jpg