Electricity generation is the process of generating electric power from sources of primary energy. For utilities in the electric power industry, it is the stage prior to its delivery to end users or its storage.
Southern Company is an American gas and electric utility holding company based in the southern United States. It is headquartered in Atlanta, Georgia, with executive offices also located in Birmingham, Alabama. The company is the second largest utility company in the U.S. in terms of customer base, as of 2021. Through its subsidiaries it serves 9 million gas and electric utility customers in 6 states. Southern Company's regulated regional electric utilities serve a 120,000-square-mile (310,000 km2) territory with 27,000 miles (43,000 km) of distribution lines.
Xcel Energy Inc. is a U.S. regulated electric utility and natural gas delivery company based in Minneapolis, Minnesota, serving more than 3.7 million electric customers and 2.1 million natural gas customers across parts of eight states. It consists of four operating subsidiaries: Northern States Power-Minnesota, Northern States Power-Wisconsin, Public Service Company of Colorado, and Southwestern Public Service Co.
Florida Power & Light Company (FPL), the principal subsidiary of NextEra Energy Inc., is the largest power utility in Florida. It is a Juno Beach, Florida-based power utility company serving roughly 5 million customers and 11 million people in Florida. It is a rate-regulated electric utility that generates, transmits, distributes and sells electric energy. In 2020, the company was ranked as the nation's most reliable electric power utility for the fifth time in six years.
Duke Energy Corporation is an American electric power and natural gas holding company headquartered in Charlotte, North Carolina.
The Fort Calhoun Nuclear Generating Station is a shut-down nuclear power plant located on 660 acres (2.7 km2) between Fort Calhoun, and Blair, Nebraska adjacent to the Missouri River between mile markers 645.6 and 646.0. The utility has an easement for another 580 acres (2.3 km2) which is maintained in a natural state. The power plant is owned by the Omaha Public Power District of Omaha, Nebraska. When operational, the plant accounted for 25 percent of OPPD's net generation capabilities.
Exelon Corporation is a public utility headquartered in Chicago, Illinois, and incorporated in Pennsylvania. Exelon is the largest electric parent company in the United States by revenue and is the largest regulated electric utility in the United States with approximately 10 million customers. The company is ranked 99th on the Fortune 500.
Constellation Energy Corporation is an American energy company headquartered in Baltimore, Maryland. The company provides electric power, natural gas, and energy management services. It has approximately two million customers across the continental United States.
The Sacramento Municipal Utility District (SMUD) is a community-owned electric utility serving Sacramento County and parts of Placer County. It is one of the ten largest publicly owned utilities in the United States, generating the bulk of its power through natural gas and large hydroelectric generation plants. SMUD's green power (renewable) energy output was estimated as 33.8% in 2020.
Consumers Energy is an investor owned utility that provides natural gas and electricity to 6.7 million of Michigan's 10 million residents. It serves customers in all 68 of the state's Lower Peninsula counties. It is the primary subsidiary of CMS Energy. The company was founded in 1886 and is currently headquartered in Jackson, Michigan.
Arizona Public Service (APS) is the largest electric utility in Arizona, United States. Since 1985, it has been the principal subsidiary of publicly traded S&P 500 member Pinnacle West Capital Corporation, known as AZP Group until 1987. Pinnacle West Capital made a profit of $500 million in 2017.
Silicon Valley Power (SVP) is a not-for-profit municipal electric utility owned and operated by the City of Santa Clara, California, USA. SVP provides electricity service to approximately 55,116 residential and business customers, including large corporations such as Intel, Applied Materials, Owens Corning and NVIDIA. SVP also owns and maintains a dark fiber network named SVP Fiber Enterprise.
There is a large array of stakeholders that provide services through electricity generation, transmission, distribution and marketing for industrial, commercial, public and residential customers in the United States. It also includes many public institutions that regulate the sector. In 1996, there were 3,195 electric utilities in the United States, of which fewer than 1,000 were engaged in power generation. This leaves a large number of mostly smaller utilities engaged only in power distribution. There were also 65 power marketers. Of all utilities, 2,020 were publicly owned, 932 were rural electric cooperatives, and 243 were investor-owned utilities. The electricity transmission network is controlled by Independent System Operators or Regional Transmission Organizations, which are not-for-profit organizations that are obliged to provide indiscriminate access to various suppliers to promote competition.
The E. W. Brown Generating Station is a quad coal-fired power plant, natural gas power plant, solar power plant, and hydro electric plant owned and operated by Kentucky Utilities near Harrodsburg in Mercer County, Kentucky.
Energy in California is a major area of the economy of California. California is the state with the largest population and the largest economy in the United States. It is second in energy consumption after Texas. As of 2018, per capita consumption was the fourth-lowest in the United States partially because of the mild climate and energy efficiency programs.
The Sherburne County Generating Station, also known as Sherco, is a large coal-fired power plant on the banks of the Mississippi River in Becker, Minnesota, which is in Sherburne County. Its three units have a combined capacity of 2,238 megawatts, making it the largest power plant in the state. In comparison, the single-unit Monticello Nuclear Generating Plant located less than four miles away has an output of 671 MW. The state's other nuclear power plant, the 2-unit Prairie Island facility, is rated at 1,096 MW, so Sherco has a larger peak output than those plants put together. The station uses 20,000 to 30,000 tons of coal per day. The BNSF Railway delivers up to three 115-car trains per day from mines in the Powder River Basin.
The United States state of Arkansas is a significant producer of natural gas and a minor producer of petroleum.
