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Fuel | Unit | Default CO2 emission factor (MT CO2/Unit)1 |
---|---|---|
1Conditions for emission value presented in MT CO2/bbl are 60°F and saturation pressure. | ||
Natural Gas | Mscf | 0.0544 |
Propane | Barrel | 0.241 |
Normal butane | Barrel | 0.281 |
Ethane | Barrel | 0.170 |
Isobutane | Barrel | 0.270 |
Pentanes plus | Barrel | 0.324 |
[74 FR 56502, Oct. 30, 2009; 75 FR 66479, Oct. 28, 2010; 78 FR 71977, Nov. 29, 2013; 81 FR 89270, Dec. 9, 2016]