1. Appendix H Phase 2 HGB Mid Course Review Peak Ozone Isopleth Plots for August 25 - September 6 Base 5b peak one-hour concentrations CS-06a peak one-hour concentrations Base 5b peak eight-hour concentrations CS-06a peak eight-hour concentrations Prepared by the Technical Support Section Technical Analysis Division TCEQ April 2004

2. Peak One-Hour Ozone Isopleth Plot, August 25 Base Case

3. Peak One-Hour Ozone Isopleth Plot, August 25 Future Control Case

4. Peak Eight-Hour Ozone Isopleth Plot, August 25 Base Case

5. Peak Eight-Hour Ozone Isopleth Plot, August 25 Future Control Case

6. Peak One-Hour Ozone Isopleth Plot, August 26 Base Case

7. Peak One-Hour Ozone Isopleth Plot, August 26 Future Control Case

8. Peak Eight-Hour Ozone Isopleth Plot, August 26 Base Case

9. Peak Eight-Hour Ozone Isopleth Plot, August 26 Future Control Case

10. Peak One-Hour Ozone Isopleth Plot, August 27 Base Case

11. Peak One-Hour Ozone Isopleth Plot, August 27 Future Control Case Not used

12. Peak Eight-Hour Ozone Isopleth Plot, August 27 Base Case

13. Peak Eight-Hour Ozone Isopleth Plot, August 27 Future Control Case Not used

14. Peak One-Hour Ozone Isopleth Plot, August 28 Base Case

15. Peak One-Hour Ozone Isopleth Plot, August 28 Future Control Case Not used

16. Peak Eight-Hour Ozone Isopleth Plot, August 28 Base Case

17. Peak Eight-Hour Ozone Isopleth Plot, August 28 Future Control Case Not used

18. Peak One-Hour Ozone Isopleth Plot, August 29 Base Case

19. Peak One-Hour Ozone Isopleth Plot, August 29 Future Control Case

20. Peak Eight-Hour Ozone Isopleth Plot, August 29 Base Case

21. Peak Eight-Hour Ozone Isopleth Plot, August 29 Future Control Case

22. Peak One-Hour Ozone Isopleth Plot, August 30 Base Case

23. Peak One-Hour Ozone Isopleth Plot, August 30 Future Control Case

24. Peak Eight-Hour Ozone Isopleth Plot, August 30 Base Case

25. Peak Eight-Hour Ozone Isopleth Plot, August 30 Future Control Case

26. Peak One-Hour Ozone Isopleth Plot, August 31 Base Case

27. Peak One-Hour Ozone Isopleth Plot, August 31 Future Control Case

28. Peak Eight-Hour Ozone Isopleth Plot, August 31 Base Case

29. Peak Eight-Hour Ozone Isopleth Plot, August 31 Future Control Case

30. Peak One-Hour Ozone Isopleth Plot, September 1 Base Case

31. Peak One-Hour Ozone Isopleth Plot, September 1 Future Control Case

32. Peak Eight-Hour Ozone Isopleth Plot, September 1 Base Case

33. Peak Eight-Hour Ozone Isopleth Plot, September 1 Future Control Case

34. Peak One-Hour Ozone Isopleth Plot, September 2 Base Case

35. Peak One-Hour Ozone Isopleth Plot, September 2 Future Control Case

36. Peak Eight-Hour Ozone Isopleth Plot, September 2 Base Case

37. Peak Eight-Hour Ozone Isopleth Plot, September 2 Future Control Case

38. Peak One-Hour Ozone Isopleth Plot, September 3 Base Case

39. Peak One-Hour Ozone Isopleth Plot, September 3 Future Control Case

40. Peak Eight-Hour Ozone Isopleth Plot, September 3 Base Case

41. Peak Eight-Hour Ozone Isopleth Plot, September 3 Future Control Case

42. Peak One-Hour Ozone Isopleth Plot, September 4 Base Case

43. Peak One-Hour Ozone Isopleth Plot, September 4 Future Control Case

44. Peak Eight-Hour Ozone Isopleth Plot, September 4 Base Case

45. Peak Eight-Hour Ozone Isopleth Plot, September 4 Future Control Case

46. Peak One-Hour Ozone Isopleth Plot, September 5 Base Case

47. Peak One-Hour Ozone Isopleth Plot, September 5 Future Control Case Not used

48. Peak Eight-Hour Ozone Isopleth Plot, September 5 Base Case

49. Peak Eight-Hour Ozone Isopleth Plot, September 5 Future Control Case Not used

50. Peak One-Hour Ozone Isopleth Plot, September 6 Base Case

51. Peak One-Hour Ozone Isopleth Plot, September 6 Future Control Case

52. Peak Eight-Hour Ozone Isopleth Plot, September 6 Base Case

53. Peak Eight-Hour Ozone Isopleth Plot, September 6 Future Control Case