Blueknight Energy Partners, L.P. provides integrated terminalling, storage, processing, gathering, and transportation services for companies engaged in the production, distribution, and marketing of crude oil and asphalt products in the United States. Its Asphalt Terminalling Services segment offers asphalt product and residual fuel oil storage services that enable its customers to manage their asphalt product storage, processing, and marketing activities. As of March 2, 2017, this segment had 54 terminals located in 26 states. The company's Crude Oil Terminalling and Storage Services segment offers oil terminalling facilities and storage tanks with approximately 7.4 million barrels of storage capacity to manage its customer's crude oil inventories and enhance flexibility in their marketing and operating activities. Its Crude Oil Pipeline Services segment owns and operates crude oil transportation system in the Mid-Continent region of the United States with a combined length of approximately 550 miles; and a 210 mile tariff-regulated crude oil gathering and transportation pipeline in the Longview, Texas, as well as the Eagle North system, a 145-mile, 8-inch pipeline. The company's Crude Oil Trucking and Producer Field Services segment offers crude oil producer field services comprising gathering condensates from natural gas companies and hauling produced water to disposal wells. This segment owns or leases 125 tanker trucks, which have an average tank size of approximately 200 barrels, to move crude oil to aggregation points, pipeline injection stations, and storage facilities. Blueknight Energy Partners G.P., L.L.C. operates as a general partner of the company. The company was formerly known as SemGroup Energy Partners, L.P. and changed its name to Blueknight Energy Partners, L.P. in December 2009. Blueknight Energy Partners, L.P. was founded in 2007 and is headquartered in Oklahoma City, Oklahoma.