TULSA, Okla., July 14, 2014 (GLOBE NEWSWIRE) -- White Cliffs Pipeline, L.L.C. ("WCPL"), owned by subsidiaries of Rose Rock Midstream, L.P. (NYSE:RRMS), Plains All American Pipeline, L.P. (NYSE:PAA), Western Gas Partners, LP (NYSE:WES) and Noble Energy, Inc. (NYSE:NBL), plans to begin the commissioning of the expansion of the White Cliffs Pipeline (the "Expansion Project") in July 2014. WCPL expects the Expansion Project, a looping of the existing crude oil pipeline from Platteville, Colorado, to Cushing, Oklahoma, to be fully operational in August 2014. The Expansion Project allows WCPL to help meet the growing demand for midstream services by offering long-haul transportation from the Denver Julesburg Basin. Once the Expansion Project is fully operational, the capacity of the White Cliffs Pipeline will increase from 76,000 barrels per day to approximately 150,000 barrels per day. Following completion of the Expansion Project, Rose Rock Midstream, L.P. will continue operating the White Cliffs Pipeline. For additional information regarding White Cliffs Pipeline, please refer to our webpage at rrmidstream.com. About White Cliffs Pipeline White Cliffs Pipeline ®, L.L.C. is a partially owned subsidiary of Rose Rock Midstream, L.P. and is operated by Rose Rock Midstream, L.P. White Cliffs Pipeline originates in Platteville, CO, northeast of Denver, and terminates at Rose Rock Midstream's storage facility in Cushing, OK. White Cliffs Pipeline runs 527 miles and consists of two 12-inch common carrier, crude oil pipelines and is the only pipeline system that directly moves crude oil out of the DJ Basin to the Cushing market and ultimately to refiners in the Mid-Continent area. About Rose Rock Midstream Rose Rock Midstream, L.P. (NYSE:RRMS) is a growth-oriented Delaware master limited partnership formed by SemGroup ® Corporation to own, operate, develop and acquire a diversified portfolio of midstream energy assets. Rose Rock Midstream provides crude oil gathering, transportation, storage and marketing services. Headquartered in Tulsa, OK, Rose Rock Midstream has operations in six different states with the majority of its assets strategically located in or connected to the Cushing, Oklahoma crude oil marketing hub. About Plains All American Pipeline (NYSE:PAA) Plains All American Pipeline, L.P. is a publicly traded master limited partnership that owns and operates midstream energy infrastructure and provides logistics services for crude oil, natural gas liquids ("NGL"), natural gas and refined products. PAA owns an extensive network of pipeline transportation, terminalling, storage and gathering assets in key crude oil and NGL producing basins and transportation corridors and at major market hubs in the United States and Canada. On average, PAA handles over 3.5 million barrels per day of crude oil and NGL on its pipelines. PAA is headquartered in Houston, Texas.