On-Road Motor Vehicles

1. On-Road Motor Vehicles EMFAC2007 - Statewide Dilip Patel December 15, 2006 12/15/2006

2. EMFAC2007 - Summary of Changes 12/15/2006

3. Contributions on Percentage Basis to Total Changes in Tons Per Day 12/15/2006

4. Trends – All Vehicles Statewide 12/15/2006

5. Statewide – Vehicle Populations 12/15/2006

6. Statewide – Vehicle Miles Traveled 12/15/2006

7. Statewide – ROG (Tailpipe) 12/15/2006

8. Statewide – ROG (Evaporative) 12/15/2006

9. Statewide – ROG (Total) 12/15/2006

10. Statewide – Total NOx 12/15/2006

11. Statewide – Total PM10 12/15/2006

12. Trends – Heavy-Heavy Duty Vehicles Statewide 12/15/2006

13. Statewide – HHDV Populations 12/15/2006

14. Statewide – HHDV Miles Traveled 12/15/2006

15. Statewide – ROG (Tailpipe) from HHDV 12/15/2006

16. Statewide – ROG (Evaporative) from HHDVs 12/15/2006

17. Statewide – ROG (Total) from HHDVs 12/15/2006

18. Statewide – Total NOx from HHDVs 12/15/2006

19. Statewide – Total PM10 from HHDVs 12/15/2006

20. Contributions by Vehicle Class – 2002 Calendar Year Statewide 12/15/2006

21. Vehicle Class Definitions • For this presentation only • LDV – passenger cars, light- & medium-duty trucks ( < 8,500 lbs) • L-MHDV – Light and Medium Heavy- Duty Trucks ( 8,501 – 33,000 lbs) • HHDV – Heavy-Heavy Duty Trucks (> 33,001 lbs) • Buses – School, Urban and Other Buses • MCY – Motorcycles • MH - Motorhomes 12/15/2006

22. Statewide – Vehicle Population by Vehicle Class (2002 CY) 12/15/2006

23. Statewide – Vehicle Miles Traveled by Vehicle Class (2002 CY) 12/15/2006

24. Statewide –Total ROG Emissions by Vehicle Class (2002 CY) 12/15/2006

25. Statewide –Total NOx Emissions by Vehicle Class (2002 CY) 12/15/2006

26. Statewide –Total PM10 Emissions by Vehicle Class (2002 CY) 12/15/2006

27. Contributions by Vehicle Class – 2015 Calendar Year Statewide 12/15/2006

28. Statewide – Vehicle Population by Vehicle Class (2015 CY) 12/15/2006

29. Statewide – Vehicle Miles Traveled by Vehicle Class (2015 CY) 12/15/2006

30. Statewide – Total ROG Emissions by Vehicle Class (2015 CY) 12/15/2006

31. Statewide – Total NOx Emissions by Vehicle Class (2015 CY) 12/15/2006

32. Statewide – Total PM10 Emissions by Vehicle Class (2015 CY) 12/15/2006

33. Statewide – Observations (by 2015) • Change in Contribution of Emissions by Vehicle Class • ROG • Increase contribution from Motorcycles and HHDVs • PM10 • Mainly from HHDVs and LDVs • NOx • Increase contribution from HHDVs 12/15/2006

34. Fuel Correction Factors I/M Updates Brake Wear Accrual Rates COG Activity Updates Ethanol Permeation Temperature Profiles Relative Humidity Profiles HD Gas Cap Algorithms “Bug” Fixes Previous Presentations and Documentation available at: http://www.arb.ca.gov/msei/msei.htm Items Previously Presented 12/15/2006

35. On-Road Motor Vehicles EMFAC2007 –San Joaquin Valley Air Basin Dilip Patel November 16, 2006 12/15/2006

36. EMFAC2007 - Summary of Changes 12/15/2006

37. Contributions on Percentage Basis to Total Changes in Tons Per Day 12/15/2006

38. Trends – All Vehicles San Joaquin Valley Air Basin 12/15/2006

39. San Joaquin Valley AB – Vehicle Populations 12/15/2006

40. San Joaquin Valley AB – Vehicle Miles Traveled 12/15/2006

41. San Joaquin Valley AB – ROG (Tailpipe) 12/15/2006

42. San Joaquin Valley AB – ROG (Evaporative) 12/15/2006

43. San Joaquin Valley AB – ROG (Total) 12/15/2006

44. San Joaquin Valley AB – Total NOx 12/15/2006

45. San Joaquin Valley AB – Total PM10 12/15/2006

46. Trends – Heavy-Heavy Duty Vehicles San Joaquin Valley Air Basin 12/15/2006

47. San Joaquin Valley AB – HHDV Populations 12/15/2006

48. San Joaquin Valley AB – HHDV Miles Traveled 12/15/2006

49. San Joaquin Valley AB – ROG (Tailpipe) from HHDV 12/15/2006

50. San Joaquin Valley AB – ROG (Evaporative) from HHDVs 12/15/2006