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 - Tires

♦ Greenhouse gas: Carbon dioxide from biogenic sources ( CO2 )

► Year 2007 —

● Greenhouse gas emission estimate —

Amount: 2,532 tonnes of CO2 From biogenic materials (2,532 tonnes CO2 Eq.)
Basis: Calculation
Calculation: [Fuel combustion] * [Proportion of renewables] * [Heat content] * [Fuel CO2 emission]
Reference: CARB (2016). Technical support document on GHG inventory methodologies for the 2000-2014 inventory. See Discussion of emissions from electricity and combined heat and power generation available at: https://ww3.arb.ca.gov/cc/inventory/pubs/reports/2000_2014/ghg_inventory_00-14_technical_support_document.pdf

● Activity level used in calculations —

Activity: Fuel combustion = 4,800 ton of Tires
Basis: Data
Reference: EIA (2013). Energy Information Administration. Form EIA-906/920/923: Monthly Utility Power Plant Database. Accessed online at: https://www.eia.gov/electricity/data/eia923/#https://www.eia.gov/electricity/data/eia923/

● Parameters and Constants used in calculations —

Parameter: Biogenic fraction = 0.2
Reference: CARB's Mandatory Reporting of Greenhouse Gas Regulation. Subpart C of 40 CFR Part 98 [§§98.33(e)(3)(iv)(B)]. Available online at: https://www.arb.ca.gov/cc/reporting/ghg-rep/regulation/subpart_c_rule_part98.pdf
Parameter: CO2 emission factor = 0.086 g / btu
Reference: CARB Mandatory Reporting of Greenhouse Gas Regulation. Subpart C of 40 CFR Part 98 (§§98.30 to 98.38). Available online at: https://www.arb.ca.gov/cc/reporting/ghg-rep/regulation/subpart_c_rule_part98.pdf
Parameter: Heat content = 30,676,765 btu / ton
Reference: EIA (2013). Energy Information Administration. Form EIA-906/920/923: Monthly Utility Power Plant Database. Accessed online at: https://www.eia.gov/electricity/data/eia923/#https://www.eia.gov/electricity/data/eia923/

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

Amount: 527,456 g (i.e. 527.46 kg) of CO2 per ton of Tires