Last reviewed on 10-02-2020

Documentation of California's Greenhouse Gas Inventory (13th Edition - Last updated on 10-15-2020)

♦ Category: Industrial Processes and Product Use

IPCC: 2H3 - Other - Hydrogen Production
Sector: Industrial : Petroleum Refining and Hydrogen Production : Transformation

♦ Activity: Fuel consumption - Petroleum feedstocks

♦ Greenhouse gas: Carbon dioxide ( CO2 )

► Year 2003 —

● Greenhouse gas emission estimate —

Amount: 2,142 tonnes of CO2 Emitted (2,142 tonnes CO2 Eq.)
Basis: Calculation
Calculation: [Fuel consumption] * [Heat content] * (1 - [Proportion of carbon stored]) * [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#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 consumption = 40,734,111 scf of Petroleum feedstocks
Basis: Data
Reference: ARB (2016). Technical support document on GHG inventory methodologies for the 2000-2014 inventory. See Discussion of emissions from hydrogen production available at: https://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 CO2 emission = 0.05 g / btu
Reference: ARB (2019). Summary of 2008 to 2018 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 = 1,052 btu / scf
Reference: ARB (2019). Summary of 2008 to 2018 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: Proportion of carbon stored = 0
Reference: ARB (2016). Technical support document on GHG inventory methodologies for the 2000-2014 inventory. See Discussion of emissions from hydrogen production available at: https://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

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

Amount: 52.6 g of CO2 per scf of Petroleum feedstocks