Parameter: |
EMFAC category fuel combustion = 153,420,202 gal |
Reference: |
CARB (2021). The California Air Resources Board's Emission FACtors (EMFAC) model was used to calculate emission rates from all motor vehicles, such as passenger cars and heavy-duty trucks, operating on highways, freeways, and local roads in California. http://www.arb.ca.gov/msei/msei.htm |
Parameter: |
No data |
Reference: |
CARB (2021). The California Air Resources Board's Emission FACtors (EMFAC) model was used to calculate emission rates from all motor vehicles, such as passenger cars and heavy-duty trucks, operating on highways, freeways, and local roads in California. http://www.arb.ca.gov/msei/msei.htm |
Parameter: |
EMFAC total fuel combustion = 14,200,412,935 gal |
Reference: |
CARB (2021). The California Air Resources Board's Emission FACtors (EMFAC) model was used to calculate emission rates from all motor vehicles, such as passenger cars and heavy-duty trucks, operating on highways, freeways, and local roads in California. http://www.arb.ca.gov/msei/msei.htm |
Parameter: |
Fraction of fuel mix = 3.882E-03 |
Reference: |
CARB (2016). Technical support document on GHG inventory methodologies for the 2000-2014 inventory. See Discussion of emissions from on-road transportation available at: https://ww3.arb.ca.gov/cc/inventory/pubs/reports/2000_2014/ghg_inventory_00-14_technical_support_document.pdf |
Parameter: |
Fuel sales = 14,760,642,277 gal |
Reference: |
Covert T. (2013). Data request between CARB and Theresa Covert, California State Board of Equalization, April 2013. |
Parameter: |
N2O to NOx ratio = 0.0416 g / g |
Reference: |
CARB (2021). The California Air Resources Board's Emission FACtors (EMFAC) 2021 model's Frequently Asked Questions (FAQ) section documents factors for calculating N2O emissions. https://ww2.arb.ca.gov/our-work/programs/mobile-source-emissions-inventory/msei-modeling-tools-emfac-software-and |
Constant: |
Global warming potential of N2O = 298 |
Reference: |
IPCC (2007). Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Solomon S., Qin D., Manning M., Chen Z., Marquis M., Averyt K.B., Tignor M., and Miller H.L. (eds.). http://www.ipcc.ch/publications_and_data/publications_ipcc_fourth_assessment_report_synthesis_report.htm |