SemGroup’s White Cliffs Pipeline Begins Commercial Operation

TULSA, Okla.--(BUSINESS WIRE)--SemGroup, L.P. announced today that its White Cliffs Pipeline has begun commercial operations.

“Commencing commercial operations on White Cliffs is a major milestone for SemGroup and our customers”

The 12-inch pipeline carries crude oil 525 miles from near Platteville, Colo., to storage tanks owned and operated by SemGroup at Cushing, Okla. The pipeline is expected to meet rising demand for moving crude oil from the Rockies to major U.S. markets via the Cushing facility, a critical hub for domestic oil distribution.

“Commencing commercial operations on White Cliffs is a major milestone for SemGroup and our customers,” said Pete Schwiering, President of SemCrude®, the SemGroup division that oversees crude oil distribution and storage. “White Cliffs is strategically located and positioned to transport crude oil from markets in the Rockies to critical U.S. markets.”

Current capacity of the pipeline is approximately 30,000 barrels per day, and can be expanded to more than 50,000 barrels per day. The pipeline includes a 100,000 barrel tank at Platteville to aggregate DJ Basin/Wattenberg Field crude for shipment via the pipeline to markets downstream.

White Cliffs Pipeline is indirectly owned 99.17% by SemGroup, L.P., 0.415% by Anadarko Wattenberg Co., LLC, and 0.415% by Samedan Pipeline Corp.

Information regarding shipping services on the White Cliffs Pipeline should be directed as follows:

Jeff Mathews

405.692.5149

[e-mail]

About SemGroup

Based in Tulsa, Okla., SemGroup, L.P., is a midstream service company providing the energy industry means to move products from the wellhead to the wholesale marketplace. SemGroup provides diversified services for end users and consumers of crude oil, natural gas, natural gas liquids, refined products and asphalt. Services include purchasing, selling, processing, transporting, terminalling and storing crude oil and petroleum products.