Table A.3. Carbon Dioxide Uncontrolled Emission Factors

Fuel EIA Fuel Code
Factor (Kilograms of CO2 Per Million Btu)***
Notes
Bituminous Coal BIT 93.3  
Distillate Fuel Oil DFO 73.16  
Geothermal GEO 7.71  
Jet Fuel JF 70.9  
Kerosene KER 72.3  
Lignite Coal LIG 97.7  
Municipal Solid Waste MSW 41.69  
Natural Gas NG 53.07  
Petroleum Coke PC 102.1  
Propane Gas PG 63.07  
Residual Fuel Oil RFO 78.79  
Coal-Derived Synthesis Gas SGC 53.07 Assumed to have emissions similar to Natural Gas
Synthesis Gas from Petroleum Coke SGP 53.07 Assumed to have emissions similar to Natural Gas
Subbituminous Coal SUB 97.2  
Tire-Derived Fuel TDF 85.97  
Waste Coal WC 93.3 Assumed to have emissions similar to Bituminous Coal.
Waste Oil WO 95.25  

Notes:
*** CO2 factors do not vary by combustion system type or boiler firing configuration.

Source: Energy Information Administration estimates:
http://www.eia.gov/environment/emissions/co2_vol_mass.cfm