Mobile Source Emission Inventory -- EMFAC2002 Technical Memos and Support Documents

This page last reviewed September 28, 2011

Documentation on the mobile source emissions inventory is not centralized and has been developed over time as regulations have been adopted and models have been developed.  This section provides links to key sources of information outside of the regulatory process.  Documentation developed as part of the regulatory process can be accessed through the category link tree.

• Presentation
• Description of examples
• Examples (zipped file)
• Revised Implementation Schedule LEVII
• Correct Usage Rates for School Buses
• Correct Monthly Average Gasoline RVP
• Extended Idle for School Buses
• Correction to 2007+ HDD PM Emission Rates
• Extended Idle for Heavy-Duty Trucks
• Modification of Passenger Car Mileage Accrual Rates
• Update Speed Distribution
• Update Vehicle Miles Traveled
• Update Population and Registration Distributions
• Revise Phase 3 Gasoline Fuel Correction Factor Start Date
• Standards-Ratio Factors for Tire Wear and Brake Wear PM
• Revising the Cutpoints for the Enhanced Inspection and Maintenance Program
• Correct Banning from SSAB to SCAQMD
• Additional Changes to Forecast Estimates of Vehicle Activity from changing Population of Age 45 Vehicles