Presentation prepared for ATC conference

4. The Dhodak gas field is the Pakistan’s largest gas and condensate producing field. The Dhodak field, with estimates 620Bcf of proven gas reserves and 30million barrels of condensate, is located in the Central Indus basin approximately 15KM North of Safed koh Block . Introduction to Area

5. Location of study area on surface tectonic map of Pakistan

6. Basemap of the data used

7. Divisions of Central Indus basin ( Raza et al, 1989 ) Cross Section along the Central Indus basin (Raza et al, 1989 )

8. General geology and stratigraphy

9. Surface geological map (Bakr & Jeckson, 1964 ) Surface geological map (sheikh et al, 1989)

10. Surface structure map and satellite map (Kellogg, 1936)

11. Stratigraphy of the area

13. Well Correlation along the Zindapir-Dhodak anticlines

14. Seismic data interpretation

15. Comparison of synthetics using all wavelets

16. Seismic sections used:

17. Interpreting well picks on seismic line 795-SK-06 using synthetics of dhodak-01 and 03 Dunghan Pab Sandstone Mughalkot

18. Interpreting well picks on seismic line 795-SK-06

19. Interpreting well picks and lithological strip on seismic line 795-SK-06 using Dhodak-03

20. Interpreting Well picks and lithological strip on seismic line 795-SK-06 using Dhodak-03

21. Time contour map: Pab Sandstone

22. Depth contour map: Pab Sandstone

23. Time contour map: Chiltan Limestone

24. Isochors map: Dunghan-Chiltan

25. RMS Velocities along seismic line: 795-SK-04 Average Velocities along seismic line: 795-SK-04

26. Fault Model

27. Time Surface grid at Dunghan level along with faults and well locations

28. Time Surface grid at Pab Sandstone level along with faults and well locations

29. Time Surface grid at Mughalkot level along with faults and well locations

30. Time Surface grid at Chiltan level along with faults and well locations

31. Time Surface grid at Alozai level along with faults and well locations

32. A-3D visualization with all interpreted Formations, faults and well locations

33. B-3D visualization with all interpreted Formations, faults and well locations

34. Dunghan surface with seismic line:795-SK-06

35. Dunghan, Chiltan & Alozai Formation along the seismic line: 805-SK-20

36. 3D-Movie

37. Interpreted seismic line: 795-SK-04 V ave V int V rms Bulk Modulus Shear Modulus Density Poisson Ratio V s V p

38. Interpreted seismic line: 805-SK-20

39. Rock Physical properties along the seismic line 795-SK-04

41. Bulk Modulus along the seismic line: 795-SK-04 Line:795-SK-04

42. Shear Modulus along the seismic line: 795-SK-04 Line:795-SK-04

43. Density along the seismic line: 795-SK-04 Line:795-SK-04

44. Poisson Ratio along the seismic line: 795-SK-04 Line:795-SK-04

45. Well Log Interpretation

46. Well logs displayed for Dhodak-02

47. Lithological analysis along the Pab Sandstone zone of Dhodak-02

48. Petro-Physics

49. Density-Porosity cross plot overlaid on the generalized cross plot for lithological interpretation

50. Density-Poisson Ratio cross plot Density-Shear sonic cross plot

51. Sonic-density cross plot Porosity-Shear Sonic cross plot

52. Porosity-Density cross plot Porosity-Poisson Ratio cross plot

53. Sonic-porosity cross plot Poisson Ratio-Shear Sonic cross plot

54. Poisson Ratio-Vs cross plot Density-Vp cross plot

55. Vp-Poisson Ration cross plot Vp-Shear Sonic cross plot

56. Vp-Vs cross plot Vs-Poisson Ratio cross plot

57. Sonic-Density Cross plot

58. Plots for Dhodak-02 well

61. Pickett Plot

64. Thanks

65. Questions.... ?