Last reviewed on 06-22-2018

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

♦ Category: Industrial Processes and Product Use

IPCC: 2D1 - Non-Energy Products from Fuels and Solvent Use - Lubricant Use
Sector: Industrial : Not Specified

♦ Activity: Fuel consumption - Lubricants

♦ Greenhouse gas: Carbon dioxide ( CO2 )

► Year 2007 —

● Greenhouse gas emission estimate —

Amount: 761,309 tonnes of CO2 Emitted (761,309 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. 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 consumption = 78,224,629 gal of Lubricants
Basis: Data
Reference: EIA (2019). Energy Information Administration. State Energy Consumption, Price, and Expenditure Estimates (SEDS). Available online at: ttps://www.eia.gov/state/seds/seds-data-complete.php?sid=CA#https://www.eia.gov/state/seds/seds-data-complete.php?sid=CA

● Parameters and Constants used in calculations —

Parameter: Fuel CO2 emission = 0.0743 g / btu
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: Heat content = 144,000 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
Parameter: Proportion of carbon stored = 0.09
Reference: USEPA (2019). Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2017. United States Environmental Protection Agency. Annex 2.3 (Table A-66). EPA 430-R-19-001. ttps://www.epa.gov/sites/production/files/2019-04/documents/us-ghg-inventory-2019-annex-2-emissions-fossil-fuel-combustion.pdf#https://www.epa.gov/sites/production/files/2019-04/documents/us-ghg-inventory-2019-annex-2-emissions-fossil-fuel-combustion.pdf

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

Amount: 9,732 g (i.e. 9.73 kg) of CO2 per gal of Lubricants
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