Table 4.12. Fuel-Switching Capacity of Operable Generators Reporting Petroleum Liquids as the Primary Fuel,
by Producer Type, 2013 (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 22,842 5,921 25.9 6,429
Independent Power Producers, Non-Combined Heat and Power Plants 17,309 7,095 41.0 5,852
Independent Power Producers, Combined Heat and Power Plants 270 -- -- --
Electric Power Sector Subtotal 40,421 13,016 32.2 12,281
Commercial Sector 456 21 4.7 21
Industrial Sector 309 19 6.0 19
All Sectors 41,186 13,055 31.7 12,320

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.'