NuStar Energy L.P. (NuStar Energy) is engaged in the terminalling and storage of petroleum products, the transportation of petroleum products and anhydrous ammonia, and petroleum refining and marketing. It has three segments: storage, transportation, and asphalt and fuels marketing. Its assets included 66 terminal and storage facilities providing 84.6 million barrels of storage capacity; 5,480 miles of refined product pipelines with 21 associated terminals; two asphalt refineries with a combined throughput capacity of 104,000 barrels per day and two associated terminal facilities, and a fuels refinery with a throughput capacity of 14,500 barrels per day and 0.4 million barrels. In December 2012, it purchased crude oil pipeline, gathering and storage assets in the Eagle Ford Shale region from TexStar Midstream Services LP. In January 2013, the Company sold its San Antonio refinery and related assets, including a terminal in Elmendorf, Texas to Calumet Specialty Products Partners, L.P.