We are a major U.S. electric and natural gas company with annual revenues of $10.3 billion. Based in Minneapolis, Minn., we operate in eight states. We provide a comprehensive portfolio of energy-related products and services to 3.4 million electricity customers and 1.9 million natural gas customers.
We have a straightforward strategy we call Building the Core. We invest in our core businesses to provide safe, reliable energy to customers at a reasonable price. We demonstrate our commitment to the environment. And we serve our communities.
Our name reflects our core value. excellence in energy products and services. We are committed to customer satisfaction by continuously improving our operations to be a low-cost, reliable, environmentally sound energy provider. We have been successfully proving this to our customers for more than 130 years and will work hard to continue with this commitment in the future.
We operate major generating facilities that use a variety of fuel sources including coal, natural gas, nuclear fuel, water (hydro), oil, and refuse; we also have facilities that generate electricity from the wind and sun. In total, our plants are capable of producing more than 17,000 megawatts (MW) of electricity. One megawatt of power generated by fossil fuels or nuclear fuel provides enough electricity to serve 750 typical homes.
We generate approximately two-thirds of our power and buy the remainder from other electricity suppliers to meet our customers. energy needs. We have a diverse fuel mix.