Santos Indonesian drilling update
Thursday, September 8 2005 - 06:37 AM WIB
| Delineation Well(Near Field Exploration/ Appraisal Well) | Jeruk 2 ST4/ST5 |
| Type | Oil Appraisal |
| Location | Offshore Indonesia |
| Sampang PSC, East Java Basin. 1.6km E of Jeruk 1, 35.0km SW of the Oyong Field, and some 40km SE of Surabaya. Jeruk 2 ST4/ST5 are an appraisal sidetrack drilled out of the existing Jeruk 2 wellbore. | |
| Status at 0300hrs -- 08/09/05 | Flow testing well over the interval 5027mMD to 5102mMD (4658mTVDSS-4719mTVDSS). Well flowing at a stabilised flow rate of 477 kilolitres of oil per day(3000 bbls of oil per day) with a GOR of 450 scf/bbl through an 8.7mm (22/64?) choke. The rate was constrained by surface facility limitations and the need to maintain a stable rate for evaluation purposes. The well reached a total depth of 5102m with 75m progress for the week. |
| Planned Total Depth | 5080m |
| Interest | Santos Group 45.0% |
| Singapore Petroleum Sampang Ltd 40.0% | |
| Cue Sampang Pty Ltd 15.0% | |
| Operator | Santos Group |
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| Development Well | Wunut 16 |
| Type | Gas Development |
| Location | Onshore Indonesia |
| Brantas PSC, East Java Basin. 0.5km NE of Wunut 9, and some 30km S of Surabaya. | |
| Status at 0600hrs -- 07/09/05 | Running completion string. Wunut 16 reached a total depth of 930m with no progress for the week. The well has been cased, and is being completed as a gas producer. |
| Planned Total Depth | 930m |
| Interest | Lapindo Brantas 50% |
| Novus Indonesia Brantas Company 32% | |
| Santos Group 18% | |
| Operator | Lapindo Brantas |
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| Development Well | Oyong Development |
| Type | Oil Development |
| Location | Offshore Indonesia, East Java Basin |
| Sampang PSC, 40km E of Jeruk 1 and some 80km E of Surabaya. 7 Deviated Well Batch Drilling Program (Oyong 4 DW1 ? Oyong 10 DW1) | |
| Status at 0600hrs -- 08/09/05 | Preparing to conduct clean-up flow on Oyong-7 DW1 ST1 having run completion, and preparing to drill Oyong-8 DW1. Oyong 4 DW1/ST1: 244mm casing set at 1019m. TD 1610m. Oyong 5 DW1: 244mm casing set at 965m. Depth 1296m. PBTD 870m. Oyong 6 DW1 Pilot: 244mm casing set at 1022m. Hole abandoned at 1200m. Oyong 7 DW1/ST1: 178mm casing set at 1189m. Current depth 1680m. Oyong 8 DW1 Pilot: 244mm casing set at 1351m. TD 1652m. Temporary Abandoned Oyong 9 DW1/ST2 (Pilot Hole): 244mm casing set at 1416m. TD 1582m Oyong 10 DW1: 244mm casing set at 835m. Current depth 838m. |
| Planned Total Depth | 920m SS |
| Interest | Santos Group 45.0% |
| Singapore Petroleum Sampang Ltd 40.0% | |
| Cue Sampang Pty Ltd 15.0% | |
| Operator | Santos Group |