Title: Staff Report – Calculating Carbon Intensity Values of Crude Oil Supplied to California Refineries
Author: James Duffy, Program Assessment Section Oil & Gas and GHG Mitigation Branch
Publisher: California Environmental Protection Agency – Air Resources Board
Date: March 2015
- This report includes a list of the crude oils supplied to California refineries, along with the carbon intensity (CI) of each (including emissions from production and transport).
- The world’s most emissions-intensive crude oil is Nigeria’s Brass crude blend, with a CI of 82.48 gCO2e/MJ.
- Canada’s most carbon-intensive crude blend has a CI of 36.96 gCO2e/MJ.