I saw both up near the Robert C. Byrd Locks and Dam yesterday while I had my older son, Joey, in the area for a lesson in family history.
Here are a few pictures.
Towboat traffic has been down lately partly because the coal markets have been in a down cycle. Mild weather in the first half of the year kept down the need for electric power, and in that time utilities maximized the use of natural gas, which has seen prices fall thanks to drilling in the Marcellus and Utica shale regions.
There are several indications coal use at power plants is up. For one thing, gas-fired generation was running at or near capacity before the summer heat wave hit, leaving coal to pick up the slack. Here is more information, taken from the quarterly earnings report from Arch Coal: