Medco?s weekly drilling & exploration activities

?

?

EXPLORATION / APPRAISAL WELLS

Mudi B-24, Tuban PSC JOB, East Java, Indonesia

Interest

25% through PT Medco E&P Tuban

Operator

PetroChina International

Type

Oil and Gas Development

Status at 0600hrs

Drilling directionally 12 ?" hole to 8470' MD / 8286' TVD

Next Plan

Drilling 12 ?" hole to 9 5/8" csg poit.

?

?

Jata-4ST, South Sumatra Extension PSC, South Sumatra, Indonesia

Interest

100% through PT Medco E&P Indonesia

Operator

PT Medco E&P Indonesia

Type

Oil and Gas Exploration

Status at 0600hrs

Shut in well for PBU, while waiting for separator.

Next Plan

Open well for stable rate, run deliverability test.

Rengas-1, South Sumatra Extension PSC, South Sumatra, Indonesia

Interest

100% through PT Medco E&P Indonesia

Operator

PT Medco E&P Indonesia

Type

Oil and Gas Exploration

Status at 0600hrs

Open well on 32/64" choke; Last rate: 24/64" chk, WHP: 400 psi, Sep pressure: 200 psi; Gas: 1.09 MMCFD, BFPD: 83.5, WC: 0%

Next Plan

Run deliverability test.

Interest

100% through PT Medco E&P Indonesia

Operator

PT Medco E&P Indonesia

Type

Oil and Gas Exploration

Status at 0600hrs

Run 13 3/8" casing, modification and repair several rig parts

Next Plan

Drill ahead w/ 12 ?" bit to 9 5/8" casing point.

?

Fariz-3, South Sumatra Extension PSC, South Sumatra, Indonesia

Interest

100% through PT Medco E&P Indonesia

Operator

PT Medco E&P Indonesia

Type

Oil and Gas Exploration

Status at 0600hrs

Opening hole to 12 ?" at 2278' MD/1996' TVD.

Next Plan

Run 9 5/8" casing, drill 8 ?" hole to TD, logging.

?

?

DEVELOPMENT WELLS

Tiaka-6, Senoro Toili PSC JOB, Central Sulawesi, Indonesia

Interest

50% through PT Medco E&P Tomori Sulawesi

Operator

JOB PERTAMINA - Medco E&P Tomori Sulawesi

Type

Oil Development

Status at 0600hrs

Run Cool Tubing Unit.

Next Plan

Acidized, recompletion well.

?

?

Mamburungan - 2005-2, Tarakan PSC, East Kalimantan, Indonesia

Interest

100% through PT Medco E&P Kalimantan

Operator

PT Medco E&P Kalimantan

Type

Oil Development

Status at 0600hrs

Perforate interval 2335-2339m, shut in well.

Next Plan

R/D drilling rig, test w/ service rig.

?

?

Kaji Semoga Water Flood 2005-1, Rimau Block PSC, South Sumatra, Indonesia

Interest

95% through PT Medco E&P Indonesia

Operator

PT Medco E&P Indonesia

Type

Oil Development

Status at 0600hrs

Drilling at 3085' MD / 8256' TVD

Next Plan

Drill to TD, run wireline log, evaluate logs.

?

?

Matra D-4, Rimau Block PSC, South Sumatra, Indonesia

Interest

95% through PT Medco E&P Indonesia

Operator

PT Medco E&P Indonesia

Type

Oil Development

Status at 0600hrs

Conditioning hole to run 7" production casing

Next Plan

Run 7" casing and test.

?

?

?

?

SEISMIC SURVEY

Tarakan 2D/3D, Tarakan TAC, East Kalimantan, Indonesia

Interest

100% through PT Medco E&P Tarakan

Operator

PT Medco E&P Tarakan

Type

2D/3D Seismic Survey

Activities

3D Survey: Completed
2D Survey: Line preparation activities (i.e. line clearance, topographic measurement and shothole) have been conducted; The progress of the survey is as follow:
Line Clearance: 53.465 km
Topographic measurement: 62.9 km (100%)
Shothole Drilling: 1073 Shotpoint (84.8%)
Recording: 531 (41.9%)

Next Plan

Continue with drilling shothole (2D survey area).