Table 5. Methane Emissions Factors for Energy Combustion
(Metric tons carbon equivalent per trillion Btu)
|
Residential |
Commercial |
Industrial |
Electricity |
|
|
Stationary Combustion |
||||
|
Coal |
3.30 |
57.59 |
13.82 |
3.46 |
|
Residual Fuel |
0.00 |
9.21 |
16.70 |
4.03 |
|
Distillate Fuel |
28.80 |
3.46 |
0.93 |
0.00 |
|
Natural Gas |
5.50 |
6.60 |
7.70 |
0.55 |
|
Liquid Gases |
6.64 |
6.64 |
7.88 |
0.00 |
|
Wood |
5050.13 |
16.83 |
15.32 |
0.00 |
|
Mobile Combustion |
||||
|
Passenger Cars |
82.87 |
|||
|
Buses |
43.02 |
|||
|
Motorcycles |
1094.15 |
|||
|
Light-Duty Trucks |
65.45 |
|||
|
Other Trucks |
22.04 |
|||
| Source: Emissions factors and data sources from Energy Information Administration, Emissions of Greenhouse Gases in the United States 1999, DOE/EIA-0573(99), (Washington, DC, October 2000). | ||||