Avista Utilities has been providing reliable, efficient and competitively priced energy to customers for more than 110 years. Avista Utilities primary market area covers more than 30,000 square miles, with energy generation, transmission, and distribution facilities in five western states. The company serves more than320,000 electric customers in eastern Washington and northern Idaho, and provides natural gas service to more than 290,000 customers in eastern Washington, northern Idaho, parts of Oregon and in northeastern California.