Spectra Energy Corp through its subsidiaries and equity affiliates, owns and operates a diversified portfolio of complementary natural gas-related energy assets and is North America's natural gas infrastructure companies. It also owns and operates a crude oil pipeline system that connects Canadian and U.S. producers to refineries in the U.S. Rocky Mountain and Midwest regions. It operates in three key areas of the natural gas industry: gathering and processing, transmission and storage, and distribution. It provides transmission and storage of natural gas to customers in various regions of the northeastern and southeastern United States, the Maritime Provinces in Canada and the Pacific Northwest in the United States and Canada, and in the province of Ontario, Canada. It also provide natural gas sales and distribution services to retail customers in Ontario, and natural gas gathering and processing services to customers in western Canada. Its natural gas pipeline systems consist of approximately 21,000 miles of transmission pipelines. Its storage facilities provide approximately 305 billion cubic feet (Bcf) of net storage capacity in the United States and Canada. Its crude oil pipeline system, Express-Platte, acquired in March 2013, consists of approximately 1,700 miles of transmission pipeline. The Company manages its business in four reportable segments: Spectra Energy Partners, Distribution, Western Canada Transmission & Processing, and Field Services. The Spectra Energy Partners business provides transmission, storage and gathering of natural gas, as well as the transportation and storage of crude oil and natural gas liquids (NGLs) through interstate pipeline systems for customers in various regions of the midwestern, northeastern and southeastern United States and Canada. Its pipeline systems consist of approximately 17,000 miles of transmission and transportation pipelines. The pipeline systems in Spectra Energy Partners business receive natural gas and crude oil from North American producing regions for delivery to their respective markets. The Distribution provides distribution services in Canada through its subsidiary, Union Gas Limited (Union Gas). Union Gas is a Canadian natural gas storage, transmission and distribution company based in Ontario with over 100 years of experience and service to customers. The distribution business serves approximately 1.4 million residential, commercial and industrial customers in more than 400 communities across northern, southwestern and eastern Ontario. Union Gas' storage and transmission business offers storage and transmission services to customers at Dawn Hub, the integrated underground storage facility in Canada and one of the in North America. The Western Canada Transmission & Processing business is comprised of the BC Pipeline, BC Field Services, Canadian Midstream and Empress NGL operations, and M&N Canada. The Field Services segment produces, fractionates, transports, stores, sells, markets and trades NGLs, and recovers and sells condensate.