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Last $20.90 USD
Change Today -0.07 / -0.33%
Volume 692.3K
MDU On Other Exchanges
New York
As of 8:04 PM 05/22/15 All times are local (Market data is delayed by at least 15 minutes).
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Company Description

Contact Info

1200 West Century Avenue

PO Box 5650

Bismarck, ND 58506

United States

Phone: 701-530-1000


MDU Resources Group, Inc. operates as a diversified natural resource company. Montana-Dakota Utilities Co. (Montana-Dakota), a public utility division of the company, through the Electric and Natural Gas Distribution segments, generates, transmits and distributes electricity and distributes natural gas in Montana, North Dakota, South Dakota and Wyoming. Cascade Natural Gas Corporation (Cascade) distributes natural gas in Oregon and Washington. Intermountain Gas Company (Intermountain) distributes natural gas in Idaho. Great Plains Natural Gas Co. (Great Plains), a public utility division of the company distributes natural gas in western Minnesota and southeastern North Dakota. These operations also supply related value-added services. The company, through its wholly owned subsidiary, Centennial, owns WBI Holdings (consists of the Pipeline and Energy Services and the Exploration and Production segments), Knife River (Construction Materials and Contracting segment), MDU Construction Services (Construction Services segment), Centennial Resources and Centennial Capital (both reflected in the other category). Electric This segment provides electric service at retail, serving approximately 134,000 residential, commercial, industrial and municipal customers in 177 communities and adjacent rural areas as of December 31, 2013. The principal properties owned by Montana-Dakota for use in its electric operations include interests in 10 electric generating facilities and 3 small portable diesel generators, approximately 3,100 and 4,700 miles of transmission and distribution lines, respectively, and 52 transmission and 269 distribution substations. Montana-Dakota has obtained and holds, or is in the process of renewing, valid and existing franchises authorizing it to conduct its electric operations in all of the municipalities it serves where such franchises are required. The interstate transmission and wholesale electric power operations of Montana-Dakota also are subject to regulation by the Federal Energy Regulatory Commission (FERC) under provisions of the Federal Power Act, as are interconnections with other utilities and power generators, the issuance of securities, accounting and other matters. Through Midcontinent Independent System Operator, Inc. (MISO), Montana-Dakota has access to wholesale energy, ancillary services and capacity markets for its integrated system. MISO is a regional transmission organization responsible for operational control of the transmission systems of its members. MISO provides security center operations, tariff administration and operates day-ahead and real-time energy markets, ancillary services and capacity markets. As a member of MISO, Montana-Dakota's generation is sold into the MISO energy market and its energy needs are purchased from that market. Through an interconnected electric system, Montana-Dakota serves markets in portions of western North Dakota, including Bismarck, Mandan, Dickinson, Williston and Watford City; eastern Montana, including Sidney, Glendive and Miles City; and northern South Dakota, including Mobridge. The interconnected system consists of nine electric generating facilities and three small portable diesel generators, which have an aggregate nameplate rating attributable to Montana-Dakota's interest of 488,905 kilowatts and total net zonal resource credits of 452.5 in 2013. Montana-Dakota has a contract for capacity of 115 megawatt (MW) for the period June 1, 2013 to May 31, 2014, and 120 MW for the period June 1, 2014 to May 31, 2015. In 2013, Montana-Dakota entered into a power purchase agreement with Thunder Spirit Wind, LLC, a subsidiary of Wind Works Power Corp., for approximately 107 MW of installed capacity of wind turbine generators to be located in southwest North Dakota. Montana-Dakota is constructing an 88-MW simple-cycle natural gas turbine and associated facilities. Through the Sheridan System, Montana-Dakota serves Sheridan, Wyoming, and neighboring communities. All of the fuel requirements of the Coyote, Heskett and Lewis & Clark stations are met with coal supplied by subsidiaries of Westmoreland under contracts that expire


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