Otter Tail Power

From Global Energy Monitor
Otter Tail Corporation
TypePublic (NASDAQ: OTTR)
Headquarters215 South Cascade St.
Fergus Falls, MN 56537
Area servedMN, ND, SD
Key peopleJohn Erickson, CEO
IndustryElectric Producer & Utility
Health Services
Heavy Manufacturing
Plastics Manufacturing
Food Processing
Construction Services
Revenue$1.24 billion (2007)[1]
Net income $54.0 million (2007)[1]
Employees4,099 (2007)
SubsidiariesOtter Tail Power Co.
DMS Health Group
BTD Manufacturing
DMI Industries
T.O. Plastics
Northern Pipe Products
Vinyltech Corp.
Idaho Pacific Holdings
E.W. Wylie Corp.
Foley Co.
Midwest Construction Services

Otter Tail Power Company is an energy company based in Fergus Falls, Minnesota. It is the main subsidiary of the Otter Tail Corporation, which is traded on the NASDAQ exchange under the symbol OTTR. Otter Tail Corporation is a small-scale conglomerate formed in the 1990s to offset the flat revenues from the utility operations.

As of 2007, the company serves 423 towns at retail and delivers power to about 14 municipal utilities. The company currently has a workforce of over 750 employees, a generating capacity of 660 megawatts, and owns over 5000 miles of electrical power transmission lines (the majority of which are operated at 41.6kV). The company serves 128,500 customers in North Dakota, Minnesota, and South Dakota.[2]

Power portfolio

Out of its total 1,165 MW of electric generating capacity in 2005 (0.11% of the U.S. total), Otter Tail produced 88.9% from coal, 6.8% from oil, 4.3% from natural gas, and 0.1% from hydroelectricity. Otter Tail owns power plants in Minnesota, North Dakota, and South Dakota.[3]

Existing coal-fired power plants

Otter Tail owned 4 coal-fired generating stations in 2005, with 1,035 MW of capacity. Here is a list of Otter Tail's coal power plants:[3][4][5]

Plant Name State County Year(s) Built Capacity 2007 CO2 Emissions 2006 SO2 Emissions
Big Stone SD Grant 1975 456 MW 4,210,000 tons 11,986 tons
Coyote ND Mercer 1981 450 MW 4,111,000 tons 11,472 tons
Hoot Lake MN Otter Tail 1959, 1964 129 MW 940,000 tons 1,440 tons

In 2006, Otter Tail's 3 coal-fired power plants emitted 9.3 million tons of CO2 and 25,000 tons of SO2.

Articles and Resources


  1. 1.0 1.1 Otter Tail Corp., BusinessWeek Company Insight Center, accessed July 2008.
  2. Otter Tail Power Company history, Otter Tail Power Company, accessed July 2007.
  3. 3.0 3.1 Existing Electric Generating Units in the United States, 2005, Energy Information Administration, accessed April 2008.
  4. Environmental Integrity Project, Dirty Kilowatts: America’s Most Polluting Power Plants, July 2007.
  5. Dig Deeper, Carbon Monitoring for Action database, accessed June 2008.

Related articles

External Articles

Wikipedia also has an article on Otter Tail Power. This article may use content from the Wikipedia article under the terms of the GFDL.