Table B1. Carbon Emissions Coefficients at Full Combustion, 1990-1998
(Million Metric Tons of Carbon per Quadrillion Btu)
Fuel | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | P1998 |
Petroleum | |||||||||
Motor Gasoline | 19.41 | 19.41 | 19.42 | 19.43 | 19.45 | 19.38 | 19.36 | 19.35 | 19.33 |
LPG | 16.99 | 16.98 | 16.99 | 16.97 | 17.01 | 17.00 | 16.99 | 16.99 | 16.99 |
Jet Fuel | 19.40 | 19.40 | 19.39 | 19.37 | 19.35 | 19.34 | 19.33 | 19.33 | 19.33 |
Distillate Fuel | 19.95 | 19.95 | 19.95 | 19.95 | 19.95 | 19.95 | 19.95 | 19.95 | 19.95 |
Residual Fuel (All Other) | 21.49 | 21.49 | 21.49 | 21.49 | 21.49 | 21.49 | 21.49 | 21.49 | 21.49 |
Residual Fuel (Utility) | 21.29 | 21.29 | 21.29 | 21.29 | 21.29 | 21.29 | 21.29 | 21.29 | 21.29 |
Asphalt and Road Oil | 20.62 | 20.62 | 20.62 | 20.62 | 20.62 | 20.62 | 20.62 | 20.62 | 20.62 |
Lubricants | 20.24 | 20.24 | 20.24 | 20.24 | 20.24 | 20.24 | 20.24 | 20.24 | 20.24 |
Petrochemical Feed | 19.37 | 19.37 | 19.37 | 19.37 | 19.37 | 19.37 | 19.37 | 19.37 | 19.37 |
Aviation Gas | 18.87 | 18.87 | 18.87 | 18.87 | 18.87 | 18.87 | 18.87 | 18.87 | 18.87 |
Kerosene | 19.72 | 19.72 | 19.72 | 19.72 | 19.72 | 19.72 | 19.72 | 19.72 | 19.72 |
Petroleum Coke | 27.85 | 27.85 | 27.85 | 27.85 | 27.85 | 27.85 | 27.85 | 27.85 | 27.85 |
Special Naphtha | 19.86 | 19.86 | 19.86 | 19.86 | 19.86 | 19.86 | 19.86 | 19.86 | 19.86 |
Waxes and Miscellaneous | 19.81 | 19.81 | 19.81 | 19.81 | 19.81 | 19.81 | 19.81 | 19.81 | 19.81 |
Industrial Sector "Other"a | 17.46 | 17.83 | 17.39 | 16.12 | 16.36 | 15.69 | 16.25 | 16.32 | 15.64 |
Coal | |||||||||
Residential/Commercial | 25.92 | 26.00 | 26.13 | 25.97 | 25.95 | 26.00 | 25.92 | 26.00 | 26.00 |
Industrial Coking | 25.51 | 25.51 | 25.51 | 25.51 | 25.52 | 25.53 | 25.55 | 25.56 | 25.56 |
Other Industrial | 25.58 | 25.60 | 25.62 | 25.61 | 25.63 | 25.63 | 25.61 | 25.63 | 25.63 |
Electric Utility | 25.68 | 25.69 | 25.69 | 25.71 | 25.72 | 25.74 | 25.74 | 25.76 | 25.76 |
Flare Gas | 14.92 | 14.92 | 14.92 | 14.92 | 14.92 | 14.92 | 14.92 | 14.92 | 14.92 |
Natural Gas | 14.47 | 14.47 | 14.47 | 14.47 | 14.47 | 14.47 | 14.47 | 14.47 | 14.47 |
Crude Oil | 20.16 | 20.18 | 20.22 | 20.22 | 20.21 | 20.23 | 20.25 | 20.24 | 20.24 |
P = preliminary data. aComposite coefficient based on final calculations, accounting for fraction not combusted and deductions for nonfuel use, using unpublished disaggregated energy data. Source: Energy Information Administration, Emissions of Greenhouse Gases in the United States 1997, DOE/EIA-0573(97) (Washington, DC, October 1998), pp. 105-110, and estimates presented in this report. |
Back to Appendix B: Carbon Coefficients Used in This Report