Mobile Source Emission Inventory -- EMFAC2007 Technical Memos and Support Documents
This page last reviewed December 15, 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.
- EMFAC2007 population update
- Corrections to heavy-duty gas cap benefits
- Updating vehicle miles traveled and speed distributions in EMFAC2007
- Redistribution of heavy-heavy duty diesel truck vehicle miles traveled in California
- Coding modifcations to evaporative emissions algorithms
- Revision of heavy-heavy duty diesel truck emission factors and speed correction factors
- Revised planning relative humidity profiles
- Revised planning temperature profiles
- Increased evaporative emissions from on-road motor vehicles due to ethanol permeation
- Modifications to the inspection and maintenance programs in the working draft of EMFAC2007
- On-road emissions inventory fuel correction factors
- Coding modifications to correct errors in EMFAC2002
- Revised brake wear PM emission factor
- Modification of mileage accrual rates
- Determination of statewide percent of heavy-heavy duty diesel truck (HHDDT) by count
