On-Road Emissions - Light-Duty Vehicles
This page last reviewed April 14, 2010GAS POWERED LIGHT-DUTY VEHICLES BASIC EMISSION RATES
Theory of Exhaust Emissions Deterioration
What is a Basic Emission Rate and how is it derived?
Where does the date come from?
What are "Regime" categories?
What are the EMFAC technology groups?
What are the Passenger Car exhaust emission standards?
GAS VEHICLE EVAPORATIVE EMISSION RATES
Measuring and Modeling Non-Tailpipe Hydrocarbon Emissions
What are evaporative emissions and how are they estimated?
Where does the data come from?
What are the technology groups for evap?
What are the "Regimes" for evap?
What are the evaporative standards?
LIGHT-DUTY VEHICLE SURVEILLANCE PROGRAM
Randomly Tested Vehicles - the Foundation of the Inventory
What is the Light-Duty Vehicle Surveillance Program?
What Inventory Elements does it support?
What are the shortcomings of the program?
Summary of 14 Surveillance Programs
THE FEDERAL TEST PROCEDURE AND UNIFIED CYCLE
Driving Cycles - Models of Driving Behavior
What is the Federal Test Procedure?
Is the Federal Test Procedure still representative of today's driving behavior?
What is the Unified Cycle?
How does the Unified Cycle compare to the Federal Test Procedure?
CALIFORNIA'S INSPECTION AND MAINTENANCE PROGRAM
Periodic Inspection for Vehicular Emission Reduction
What is periodic inspection of vehicle emissions and why is it important?
How is our current program defined and what are its elements?
County Smog Check Fact for the Year 2000
How is Smog Check accounted for in the on-road emissions model?