Last reviewed on 06-22-2018

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

♦ Category: Energy

IPCC: 1A1b - Fuel Combustion Activities - Energy Industries - Petroleum Refining
Sector: Industrial : Petroleum Refining and Hydrogen Production

♦ Activity: Fuel combustion - Process gas

♦ Greenhouse gas: Methane ( CH4 )

► Year 2016 —

● Greenhouse gas emission estimate —

Amount: 7.46 tonnes of CH4 Emitted (186.60 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 = 33,041,725,093 scf of Process gas
Basis: Data
Reference: ARB (2019). Summary of 2008 to 2017 data from California's Greenhouse Gas Mandatory Reporting Program. Reported emissions are available at: https://ww2.arb.ca.gov/our-work/programs/mandatory-greenhouse-gas-emissions-reporting

● Parameters and Constants used in calculations —

Parameter: No data
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-2_to_subpart_C_of_part_98#https://www.law.cornell.edu/cfr/text/40/appendix-Table_C-2_to_subpart_C_of_part_98
Parameter: No data
Reference: ARB (2019). Summary of 2008 to 2017 data from California's Greenhouse Gas Mandatory Reporting Program. Reported emissions are available at: https://ww2.arb.ca.gov/our-work/programs/mandatory-greenhouse-gas-emissions-reporting
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 emitted per unit activity (derived from values listed above) —

Amount: 2.259E-04 g of CH4 per scf of Process gas
5.648E-03 g of CO2eq. per scf of Process gas
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