Last reviewed on 10-02-2021

Documentation of California's Greenhouse Gas Inventory (13th Edition - Last updated on 9-06-2021)

♦ Category: Energy

IPCC: 1A4a - Fuel Combustion Activities - Other Sectors - Commercial/Institutional
Sector: Commercial : Offices

♦ Activity: Fuel combustion - Natural gas

♦ Greenhouse gas: Carbon dioxide ( CO2 )

► Year 2019 —

● Greenhouse gas emission estimate —

Amount: 556,249 tonnes of CO2 Emitted (556,249 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. 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 = 10,205,543,288 scf of Natural gas
Basis: Data
Reference: Nguyen, C. (2019). Data request (data from the CEC's Quarterly Fuels and Energy Report) between CARB and Cam-Giang Nguyen of the California Energy Commission. February 2019.

● 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-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
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-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

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

Amount: 54.5 g of CO2 per scf of Natural gas