Duke Energy At A Glance


Electric Utilities and Infrastructure

Generation Diversity
(percent owned capacity)1

(net output gigawatt-hours (GWh))2

Customer Diversity
(in billed GWh sales)2

Electric Utilities and Infrastructure conducts operations primarily through the regulated public utilities of Duke Energy Carolinas, Duke Energy Progress, Duke Energy Florida, Duke Energy Indiana and Duke Energy Ohio.

Electric Operations

  • Owns approximately 49,500 megawatts (MW) of generating capacity
  • Service area covers about 95,000 square miles with an estimated population of 24 million
  • Service to approximately 7.6 million residential, commercial and industrial customers
  • 277,100 miles of distribution lines and a 31,900-mile transmission system

Natural Gas Customer Diversity

Gas Utilities and Infrastructure conducts natural gas distribution operations primarily through the regulated public utilities of Piedmont Natural Gas and Duke Energy Ohio.

Natural Gas Operations (throughput)2

  • Regulated natural gas transmission and distribution services to approximately 1.5 million customers in the Carolinas, Tennessee, southwestern Ohio and Northern Kentucky
  • Maintains more than 33,100 miles of natural gas transmission and distribution pipelines and 27,400 miles of natural gas service pipelines

Duke Energy Renewables

Generation Diversity
(percent owned capacity)1

Duke Energy Renewables primarily acquires, develops, builds and operates wind and solar renewable generation throughout the continental U.S. The portfolio includes nonregulated renewable energy and energy storage assets.

Duke Energy Renewables, part of the Commercial Renewables business segment, includes utility-scale wind and solar generation assets that total 2,907 MW across 14 states from 21 wind and 63 solar projects. The power produced from renewable generation is primarily sold through long-term contracts to utilities, electric cooperatives, municipalities and commercial and industrial customers.

As part of its growth strategy, Duke Energy Renewables has expanded its investment portfolio through the addition of distributed solar companies and projects, energy storage systems and energy management solutions specifically tailored to commercial businesses and other institutions.

1 As of December 31, 2017.
2 For the year ended December 31, 2017.

Maps of Operations

Service Territories

Counties Served*

Duke Energy Indiana

Duke Energy Ohio/Kentucky

Duke Energy Carolinas/Progress

Piedmont Natural Gas

Overlapping territory (Duke Energy/Piedmont Natural Gas)

Duke Energy Florida

*Portions may be served by other utilities.

Commercial and Regulated Renewable Projects

Solar power projects

Wind power projects

Battery storage facility

Third-party customers