MarkWest Energy Partners Increases Quarterly Cash Distribution and 2014 Distributable Cash Flow Forecast

DENVER--(BUSINESS WIRE)--MarkWest Energy Partners, L.P. (NYSE: MWE) (“MarkWest” or “the Partnership”) today announced that the Board of Directors of the General Partner of MarkWest Energy Partners, L.P., declared a cash distribution of $0.89 per common unit for the third quarter of 2014, for an implied annual rate of $3.56 per common unit. The third quarter 2014 distribution represents an increase of $0.04 per common unit, or 4.7 percent, compared to the third quarter 2013 distribution and an increase of $0.01 per common unit, or 1.1 percent, compared to the second quarter 2014 distribution.