Profile: NorthWestern Corp (NWE)
17 Nov 2017
NorthWestern Corporation, doing business as North-Western Energy, incorporated on November 27, 1923, provides electricity and natural gas. The Company's segments are Electric operations, Natural gas operations and All other. As of December 31, 2016, the Company provided electricity and natural gas to approximately 709,600 customers in Montana, South Dakota and Nebraska. It generates and distributes electricity in South Dakota; distributes natural gas in South Dakota and Nebraska, and generates and distributes electricity and distributed natural gas in Montana.
The Company's regulated electric utility business in Montana includes generation, transmission and distribution. As of December 31, 2016, its service territory covered approximately 107,600 square miles, representing approximately 73% of Montana's land area. As of December 31, 2016, the Company delivered electricity to approximately 363,800 customers in 187 communities and their surrounding rural areas, 15 rural electric cooperatives and, in Wyoming, to the Yellowstone National Park. The Company also transmits electricity for nonregulated entities owning generation, and utilities, cooperatives, and power marketers serving the Montana electricity market. As of December 31, 2016, its Montana electric distribution system consisted of approximately 17,750 miles of overhead and underground distribution lines and 393 transmission and distribution substations. As of December 31, 2016, its Montana electric transmission system consisted of approximately 6,700 miles of transmission lines, ranging from 50 kilovolt (kV) to 500 kV, 288 circuit segments and approximately 104,000 transmission poles on approximately 74,000 structures with associated transformation and terminal facilities, and extended throughout the western two-thirds of Montana from Colstrip in the east to Thompson Falls in the west.
The Company is directly interconnected with Avista Corporation; Idaho Power Company; PacifiCorp; the Bonneville Power Administration; Western Area Power Administration (WAPA), and Montana Alberta Tie Ltd. (MATL). The Company provides wholesale transmission service, and firm and non-firm transmission services for eligible transmission customers. As of December 31, 2016, the Company had several other long and medium-term power purchase agreements, including contracts for over 135 megawatts (MWs) of wind generation and 21 MWs of seasonal base-load hydro supply. The Company has a 30% joint ownership interest in Colstrip Unit 4, which is a coal-fired generating unit that provides base-load supply. Its South Dakota electric utility business operates as a vertically integrated generation, transmission and distribution utility. As of December 31, 2016, the Company had the right to serve an area in South Dakota consisting of over 25 counties.
As of December 31, 2016, the Company provided retail electricity to more than 63,200 customers in 110 communities in South Dakota. As of December 31, 2016, the Company, its transmission and distribution network in South Dakota consisted of approximately 3,550 miles of overhead and underground transmission and distribution lines, as well as over 120 substations. The Company has interconnection with the transmission facilities of Otter Tail Power Company; Montana-Dakota Utilities Co.; Xcel Energy Inc., and WAPA. The Company has emergency interconnections with the transmission facilities of East River Electric Cooperative, Inc. and West Central Electric Cooperative. Its electric supply portfolio consists primarily of power plants that the Company owns jointly with unaffiliated parties.
Natural Gas Operations
The Company's regulated natural gas utility business in Montana includes production, storage, transmission and distribution. As of December 31, 2016, the Company distributed natural gas to approximately 194,100 customers in 105 Montana communities over a system that consisted of approximately 5,150 miles of underground distribution pipelines. The Company transmits natural gas in Montana from production receipt points and storage facilities to distribution points and other nonaffiliated transmission systems. As of December 31, 2016, it transported natural gas volumes of approximately 41.6 billion cubic feet (Bcf). As of December 31, 2016, its natural gas transmission system consisted of over 2,100 miles of pipeline, and served more than 130 city gate stations. The Company has connections in Montana with over four nonaffiliated transmission systems: Williston Basin Interstate Pipeline, NOVA Gas Transmission Ltd., Colorado Interstate Gas, and Spur Energy. As of December 31, 2016, its seven compressor sites provided more than 43,000 horsepower, capable of moving more than 335,000 dekatherms per day. In addition, the Company owns and operates over two transmission pipelines through its subsidiaries, Canadian-Montana Pipe Line Corporation and Havre Pipeline Company, LLC.
The Company has municipal franchises to transport and distribute natural gas in the Montana communities the Company serves. As of December 31, 2016, the Company had four franchises, which accounted for approximately 7,500 of its natural gas customers. In addition, the Company owns and operates over three working natural gas storage fields in Montana. As of December 31, 2016, the Company provided natural gas to approximately 88,500 customers in 60 South Dakota communities and four Nebraska communities. As of December 31, 2016, the Company had approximately 2,405 miles of underground distribution pipelines and 55 miles of transmission pipeline in South Dakota and Nebraska. As of December 31, 2016, the Company delivered approximately 26.5 Bcf of third-party transportation volume on its South Dakota distribution system and approximately three Bcf of third-party transportation volume on its Nebraska distribution system. The Company has municipal franchises to purchase, transport and distribute natural gas in the South Dakota and Nebraska communities the Company serves.
3010 W 69th St
SIOUX FALLS SD 57108-5613