Last reviewed on November 2, 2011 at 10:04

Documentation of California's Greenhouse Gas Inventory (First Edition - Last updated on 11/19/2007)

♦ Category: Energy

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

♦ Activity: Fuel combustion - Refinery gas

♦ Greenhouse gas: Carbon dioxide ( CO2 )

► Year 1990 —

● Greenhouse gas emission estimate —

Amount: 15,820,404 tonnes of CO2 Emitted (15,820,404 tonnes CO2 Eq.)
Basis: Calculation
Calculation: [Fuel combustion] * [Heat content] * [Fuel CO2 emission]
Reference: Murtishaw, S., De La Rue du Can, S,. Price, L., Masanet, E., and Simcich, M. (2005). CALEB: California Energy Balance Database, September 12, 2005. Lawrence Berkeley National Laboratory, Berkeley, CA.

● Activity level used in calculations —

Activity: Fuel combustion = 1,726,131,960 gal of Refinery gas
Basis: Data
Reference: Schremp, G. (2007). Personal communication (data from the Petroleum Industry Information Reporting Act [PIIRA] M-13 Survey Form) between Larry Hunsaker of the CA Air Resources Board and Gordon Schremp of the California Energy Commission. Summer 2007.

● Parameters and Constants used in calculations —

Parameter: Fuel CO2 emission = 0.0642 g / btu
Reference: USEPA (2007). Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2005. United States Environmental Protection Agency. EPA 430-R-07-002. Annex 2.1 (Tables A-31, A-32, A-35, and A-36). April 15, 2007. Washington DC. http://www.epa.gov/climatechange/emissions/usgginv_archive.html
Parameter: Heat content = 142,857 btu / gal
Reference: USEPA (2007). Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2005. United States Environmental Protection Agency. EPA 430-R-07-002. Annex 2.1 (Tables A-31, A-32, A-35, and A-36). April 15, 2007. Washington DC. http://www.epa.gov/climatechange/emissions/usgginv_archive.html

● Greenhouse gas emitted per unit activity —

Amount: 9,165 g (i.e. 9.17 kg) of CO2 per gal of Refinery gas
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