Last reviewed on 12-01-2023

Documentation of California's Greenhouse Gas Inventory (2023 Edition - Last updated on 12-1-2023)

♦ Category: Energy

IPCC: 1A1aii - Fuel Combustion Activities - Energy Industries - Main Activity Electricity and Heat Production - Combined Heat and Power Generation (CHP)
Sector: Industrial : CHP: Industrial : Useful Thermal Output

♦ Activity: Fuel combustion - Refinery gas

♦ Greenhouse gas: Carbon dioxide ( CO2 )

► Year 2017 —

● Greenhouse gas emission estimate —

Amount: 493,030 tonnes of CO2 Emitted (493,030 tonnes CO2 Eq.)
Basis: Calculation
Calculation: [Fuel combustion] * [Heat content] * [Fuel CO2 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. 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 = 8,375,111,373 scf of Refinery gas
Basis: Data
Reference: CARB (2021). Summary of 2008 to 2019 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: Biogenic fraction = 0
Reference: CARB (2021). Summary of 2008 to 2019 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
Parameter: CO2 emission factor = 0.0548 g / btu
Reference: CARB (2021). Summary of 2008 to 2019 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
Parameter: Heat content = 1,074 btu / scf
Reference: CARB (2021). Summary of 2008 to 2019 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

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

Amount: 58.9 g of CO2 per scf of Refinery gas