CVR Refining, LP is an energy limited partnership with refining and related logistics assets that operates in the mid-continent region. As of January 8, 2013, the Company owned two of only seven refineries in the underserved Group 3 of the PADD II region of the United States. It owns and operates a 115,000 barrels per day (bpd) coking medium-sour crude oil refinery in Coffeyville, Kansas and a 70,000 bpd medium complexity crude oil refinery in Wynnewood, Oklahoma capable of processing 20,000 bpd of light sour crude oils (within its 70,000 bpd capacity). In addition, it also controls and operates supporting logistics assets, including approximately 350 miles of owned pipelines, over 125 owned crude oil transports, a network of strategically located crude oil gathering tank farms, and over six million barrels of owned and leased crude oil storage capacity. On December 15, 2011, its subsidiary Coffeyville Resources, LLC (Coffeyville Resources) acquired Wynnewood Energy Company, LLC.