NORTH SUMATERA -MERGUI BASINS: The Role of Geological Setting and - - PowerPoint PPT Presentation

NORTH SUMATERA -MERGUI BASINS:

The Role of Geological Setting and Hydrocarbon potential e

• e o Geo og ca Sett

g a d yd oca bo pote t a

(Indonesia Team; EPPM Launching Seminar, Bangkok, October 9-10, 2008)

GEOLOGICAL SETTING GEOLOGICAL SETTING OF OF OF OF NORTH SUMATERA NORTH SUMATERA

Sum atera-Malaya Terrains

(Hutchinson, 1994) (Hutchinson, 1994) (Cameron and Pulunggono, 1984) (Cameron and Pulunggono, 1984)

THE ROLE OF GEOLOGICAL THE ROLE OF GEOLOGICAL THE ROLE OF GEOLOGICAL THE ROLE OF GEOLOGICAL SETTING & PETROLEUM POTENTIAL SETTING & PETROLEUM POTENTIAL

SUMATERA (WESTERN INDONESIA) SUMATERA (WESTERN INDONESIA) SUMATERA (WESTERN INDONESIA) SUMATERA (WESTERN INDONESIA)

Sum atera/ W estern I ndonesia Tectono stratigraphy Tectono-stratigraphy 1.

• 1. Syn

Syn-

• rift and Associated Rift

rift and Associated Rift-

• valley Fill

valley Fill Deposition Deposition (Eocene (Eocene-Oligocene) Oligocene) Deposition Deposition (Eocene (Eocene-Oligocene) Oligocene) 2.

• 2. ‘Post

Post-

• rift’ Transgressive Phase Deposition

rift’ Transgressive Phase Deposition (Oligocene (Oligocene-Early Miocene) Early Miocene) (Oligocene (Oligocene Early Miocene) Early Miocene) 3.

• 3. Syn

Syn-

• orogenic Regressive Phase Deposition
• rogenic Regressive Phase Deposition

(Middle Miocene (Middle Miocene-Present) Present) (Middle Miocene (Middle Miocene Present) Present)

Sum atera/ W estern I ndonesia Tertiary Basin Developm ent Tertiary Basin Developm ent

Paleogene Phase

Paleogene Phase:

Rift Rift-

• valley Basin Formation

valley Basin Formation

Neogene Phase

Neogene Phase:

Neogene Phase

Neogene Phase:

Compressive Basin Formation: Fore Compressive Basin Formation: Fore-

• arc and Back

arc and Back-

• arc Basins

arc Basins arc Basins arc Basins

Sum atera/ W estern I ndonesia / Paleogene Basin Developm ent

Rifting And Rift

Rifting And Rift-valley Basins valley Basins

Rifting And Rift

Rifting And Rift-valley Basins. valley Basins.

Collisions And Foreland Basins.

Collisions And Foreland Basins. S bd i S bd i i

Subduction, Fore

Subduction, Fore-

• arc Basins.

arc Basins.

W estern I ndonesia Paleogene Basins

W estern I ndonesia Neogene Basin

North Sumatera-Mergui Basins, Thai Sector Well Results (Andreason, et al., 1997)

A 30 Ma B 16 Ma

A

BASIN EVOLUTION

B

(Andreason, et al., 1997)

C 13 Ma D 5 Ma

C B

(Andreason, et al., 1997)

A B

A

PALEOGEOGRAPHY AND LITHOFACIES

(Andreason, et al., 1997)

B

C D

C

B

(Andreason, et al., 1997)

Anonym (2008)

Generalized Stratigraphy

• f North Sumatera Basin

(Hakim, et al., 2007) ( , , )

PETROLEUM SYSTEM PETROLEUM SYSTEM

Petroleum System of North Sumatera Basin (Hakim, et al., 2007)

Petroleum System of Mergui-North Sumatera Basins (Andreason, et al., 1997)

Productive petroleum Systems of SE Asia-Australasia (Howes, 1997)

Productive petroleum systems SE Asia-Australia showing Dominant facies and in-place Dominant facies and in-place petroleum resources (Howes, 1997)

O & G RESERVED O & G RESERVED FOR INDONESIA FOR INDONESIA FOR INDONESIA FOR INDONESIA

OIL RESERVED OF INDONESIA

Status 1 January 2007

Oil Reserved (MMSTB)

Source: Ditjen MIGAS 2008

GAS RESERVED OF INDONESIA GAS RESERVED OF INDONESIA

Total Gas Proven = 106.01 TSCF Potential = 58.98 TSCF TOTAL = 164.99 TSCF

FUTURE AND PROGRAM FUTURE AND PROGRAM

More detailed study and research on G G explorations More detailed study and research on G-G explorations and developments in the North Sumatera-Mergui Basins. Thus, it will open a challenge to enhance for new hydrocarbon discoveries in the near future.