Table C-2 to Subpart C

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Table

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C–2: Default CH4 and N2O Emission Factors for Various Types of Fuel

Fuel Type typeDefault CH4
Emission Factor
emission factor (kg CH4/mmBtu)
Default N2O
Emission Factor
emission factor (kg N2O/mmBtu)
Coal and Coke (All fuel types in Table C-1)1.1 × 10-021.6 × 10-03
Natural Gas1.0 × 10-031.0 × 10-04
Petroleum (All fuel types in Table C-1)3.0 × 10036.0 × 1004
Fuel Gas3.0 × 10-036.0 × 10-04
Municipal Solid Waste3.2 × 10-024.2 × 10-03
Tires3.2 × 10-024.2 × 10-03
Blast Furnace Gas2.2 × 10-051.0 × 10-04
Coke Oven Gas4.8 × 10-041.0 × 10-04
Biomass Fuels—Solid (All fuel types in Table C-1, except wood and wood residuals)3.2 × 10-024.2 × 1003
Wood and wood residuals7.2 × 10033.6 × 10-03 Biogas
Biomass Fuels—Gaseous (All fuel types in Table C-1)3.2 × 10-036.3 × 10-04
Biomass Fuels—Liquid (All fuel types in Table C-1)1.1 × 10-031.1 × 10-04


Note: Those employing this table are assumed to fall under the IPCC definitions of the

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“Energy Industry” or “Manufacturing Industries and

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Construction”. In all fuels except for coal the values for these two categories are identical. For coal combustion, those who fall within the IPCC

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“Energy Industry” category may employ a value of 1g of CH4/mmBtu.

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\[74 FR 56374, Oct. 30, 2009, as amended at 75 FR 79154, Dec. 17, 2010]

[78 FR 71952, Nov. 29, 2013]

 Editorial Note: At 74 FR 56374, Oct. 30, 2009, part 98 was added. The added part included two tables identified as "C-2 to Subpart C".

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