RICHMOND, Va., July 17, 2015 /PRNewswire/ -- The board of directors of Dominion Midstream GP, LLC, the general partner of Dominion Midstream Partners, LP (NYSE: DM), has declared a second-quarter 2015 cash distribution of $0.1875 per unit, an increase of 7 percent above the first-quarter 2015 distribution, which corresponds to an annualized distribution rate of $0.75 per unit.

Distributions are payable on Aug. 14, 2015, to unitholders of record at the close of business Aug. 4, 2015.

The partnership's last quarterly distribution was declared April 22, 2015.

This release is intended to be a qualified notice under Treasury Regulation Section 1.1446-4(b). All of Dominion Midstream's distributions to foreign investors should be treated by brokers and nominees as being attributable to income that is effectively connected with a United States trade or business. Accordingly, the partnership's distributions to foreign investors are subject to federal income tax withholding at the highest effective tax rate.

Dominion Midstream is a growth-oriented Delaware limited partnership formed by Dominion Resources, Inc., in March 2014 to own, operate, develop and acquire natural gas import, storage, regasification, transportation and related assets. It is headquartered in Richmond, Va. For more information about Dominion Midstream, visit its website at www.dommidstream.com.

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SOURCE Dominion Midstream Partners