Table 4.12. Fuel-Switching Capacity of Operable Generators Reporting Petroleum Liquids as the Primary Fuel,
by Producer Type, 2017 (Megawatts, Percent)

  Fuel-Switchable Part of Total
Producer Type Total Net Summer Capacity of All Generators Reporting Petroleum Liquids as the Primary Fuel
Net Summer Capacity of Petroleum Liquids-Fired Generators Reporting the Ability to Switch to Natural Gas
Fuel Switchable Capacity as Percent of Total Maximum Achievable Net Summer Capacity Using Natural Gas
Electric Utilities 19,048.4 3,957.6 20.8% 3,946.1
Independent Power Producers, Non-Combined Heat and Power Plants 11,641.0 2,781.4 23.9% 1,964.2
Independent Power Producers, Combined Heat and Power Plants 249.2 -- 0.0% --
Electric Power Sector Subtotal 30,938.6 6,739.0 21.8% 5,910.3
Commercial Sector 596.5 13.2 2.2% 13.7
Industrial Sector 243.7 35.4 14.5% 31.4
All Sectors 31,778.8 6,787.6 21.4% 5,955.4

Notes: Petroleum liquids include distillate fuel oil (all diesel and No. 1, No. 2, and No. 4 fuel oils), residual fuel oil (No. 5 and No. 6 fuel oils and bunker C fuel oil), jet fuel, kerosene, waste oil, and propane.
Source: U.S. Energy Information Administration, Form EIA-860, 'Annual Electric Generator Report.'