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Table AA-2 to Subpart AA of Part 98—Kraft Lime Kiln and Calciner Emissions Factors for CH<sub>4</sub> and N<sub>2</sub>O

Kraft Lime Kiln and Calciner Emissions Factors for CH<sub>4</sub> and N<sub>2</sub>O

  1. CFR
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  3. Title 40
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  5. Chapter I
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  7. Part 98
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  9. Subpart AA
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  11. Appendix Table AA-2 to Subpart AA of Part 98
CorpusDaily eCFR
Displayed edition2026-04-15
Last updated2026-04-15

Table AA-2 to Subpart AA of Part 98—Kraft Lime Kiln and Calciner Emissions Factors for CH4 and N2O

FuelFossil fuel-based emissions factors (kg/mmBtu HHV)
Kraft rotary lime kilnsKraft calciners a
CH4N2 OCH4N2 O
Residual Oil (any type)0.002700.00270.0003
Distillate Oil (any type)0.002700.00270.0004
Natural Gas0.002700.00270.0001
Biogas0.002700.00270.0001
Petroleum coke0.00270b NAb NA
Other FuelsSee Table C-20See Table C-2See Table C-2
a Includes, for example, fluidized bed calciners at kraft mills.
b Emission factors for kraft calciners are not available.

[78 FR 71965, Nov. 29, 2013, as amended at 81 FR 89264, Dec. 9, 2016]