Domestically, Arch Coal (NYSE: ACI) has signed multiple export agreements out of the West and in the Gulf of Mexico in a bid to quadruple its coal volume exports by 2020. Similarly, CONSOL Energy ( CNX -1.48% ) CEO Brett Harvey told analysts in a conference call back in 2011 that his company would target exporting up to 15 million tons of coal by 2015 (representing about a 50% increase from 2011 levels).