Andrew W. Cox, Vice President of Sales of Rhino GP LLC, the general partner of Rhino Resource Partners LP, has tendered his resignation of employment with the general partner of the Partnership. Mr. Cox tendered his resignation to pursue other opportunities and this decision was not the result of any disagreement with the Partnership. Mr. Cox's employment with the Partnership is scheduled to end in early August 2013.

The Partnership has named Brian Aug, Director of Sales and Marketing of Rhino Energy LLC, a wholly owned subsidiary of the Partnership, to assume Mr. Cox's responsibilities.