Black Hills Corporation is an American electric and natural gas utility company with two main segments, Electric Utilities and Gas Utilities. It generates and distributes electricity to customers across four states and owns 1,481.5 MW of generation capacity and 8,892 miles of electric transmission and distribution lines. The Gas Utilities segment provides natural gas to customers in six states and operates 4,732 miles of intrastate gas transmission pipelines and 41,644 miles of gas distribution mains and service lines.