FOR IMMEDIATE RELEASE

AUSTIN, TEXAS May 20, 2009 – Mesa Royalty Trust (NYSE symbol-MTR)

announced the Trust income distribution for the month of May 2009. Unitholders of record on May 29, 2009 will receive distributions amounting to $214,952 or $0.115343043 per unit payable on July 31, 2009. The Trust received $112,058 and $1,618 from the New Mexico and Colorado portions of the San Juan Basin Properties, respectively. Royalty income from the Hugoton Properties totaled $110,389.

Contact:	Mesa Royalty Trust
	The Bank of New York Mellon Trust Company, N.A., as Trustee
	Mike Ulrich
	1(800) 852-1422

www.businesswire.com/cnn/mtr.htm

919 Congress Avenue, Austin, TX 78701