Last reviewed on 06-22-2018

Documentation of California's Greenhouse Gas Inventory (11th Edition - Last updated on 11-06-2019)

♦ Category: Energy

IPCC: 1A3ai - Fuel Combustion Activities - Transport - Civil Aviation - International Aviation (International Bunkers)
Sector: Transportation : Aviation : International Civil Aviation

♦ Activity: Fuel combustion - Jet fuel

♦ Greenhouse gas: Methane ( CH4 )

► Year 2013 —

● Greenhouse gas emission estimate —

Amount: 131.63 tonnes of CH4 Excluded (3,291 tonnes CO2 Eq.)
Basis: Calculation
Calculation: [Fuel combustion] * [Heat content] * [Fuel CH4 emission]
Reference: IPCC (2006). 2006 IPCC Guidelines for National Greenhouse Gas Inventories, Prepared by the National Greenhouse Gas Inventories Programme, Eggleston H.S., Buendia L., Miwa K., Ngara T., and Tanabe K. (eds). Volume 2, Chapter 2: Stationary Combustion. Published: IGES, Japan. ttp://www.ipcc-nggip.iges.or.jp/public/2006gl/pdf/2_Volume2/V2_2_Ch2_Stationary_Combustion.pdf#http://www.ipcc-nggip.iges.or.jp/public/2006gl/pdf/2_Volume2/V2_2_Ch2_Stationary_Combustion.pdf

● Activity level used in calculations —

Activity: Fuel combustion = 1,839,740,262 gal of Jet fuel
Basis: Compilation
Reference: ARB (2016). Technical support document on GHG inventory methodologies for the 2000-2014 inventory. See Discussion of emissions from aviation available at: ttps://ww3.arb.ca.gov/cc/inventory/pubs/reports/2000_2014/ghg_inventory_00-14_technical_support_document.pdf#https://ww3.arb.ca.gov/cc/inventory/pubs/reports/2000_2014/ghg_inventory_00-14_technical_support_document.pdf

● Parameters and Constants used in calculations —

Parameter: Fuel CH4 emission = 5.300E-07 g / btu
Reference: IPCC (2006). 2006 IPCC Guidelines for National Greenhouse Gas Inventories, Prepared by the National Greenhouse Gas Inventories Programme, Eggleston H.S., Buendia L., Miwa K., Ngara T., and Tanabe K. (eds). Volume 2, Chapter 3: Mobile Combustion. Published: IGES, Japan. http://www.ipcc-nggip.iges.or.jp/public/2006gl/pdf/2_Volume2/V2_3_Ch3_Mobile_Combustion.pdf
Parameter: Heat content = 135,000 btu / gal
Reference: ARB Mandatory Reporting of Greenhouse Gas Regulation. Subpart C of 40 CFR Part 98 (98.30 to 98.38). Available online at: ttps://www.law.cornell.edu/cfr/text/40/appendix-Table_C-1_to_subpart_C_of_part_98#https://www.law.cornell.edu/cfr/text/40/appendix-Table_C-1_to_subpart_C_of_part_98
Constant: Global warming potential of CH4 = 25
Reference: IPCC (2007). Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Solomon S., Qin D., Manning M., Chen Z., Marquis M., Averyt K.B., Tignor M., and Miller H.L. (eds.). http://www.ipcc.ch/publications_and_data/publications_ipcc_fourth_assessment_report_synthesis_report.htm

● Greenhouse gas excluded per unit activity (derived from values listed above) —

Amount: 0.0716 g of CH4 per gal of Jet fuel
1.79 g of CO2eq. per gal of Jet fuel
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