Santos Indonesian drilling update
Thursday, September 29 2005 - 06:24 AM WIB
The following is excerpt from Santos Limited?s Weekly Drilling Report for week ending September 29, 2005:
| 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 1700hrs -- 28/09/05 | Running wireline logs in Oyong-8 DW1ST2 pilot hole having reached a total depth of 1518m. Oyong 4 DW1/ST1: Well completed. 178mm casing set at 1230m. TD 1610m. Oyong 5 DW1 Pilot: 244mm casing set at 965m. Depth 1296m. PBTD 870m. Oyong 6 DW1 Pilot: 244mm casing set at 1022m. PBTD 970m. Oyong 7 DW1/ST1: Well completed. 178mm casing set at 1189m. TD 1680m. Oyong 8 DW1: 244mm casing set at 1351m. TD 2702m. Oyong 8 DW1 Pilot: Well abandoned after reaching a depth of 1652m Oyong 8 DW1ST1: Well abandoned after reaching a depth of 832m. Oyong 8 DW1ST2: Well suspended at a depth of 1308m. Oyong 8 DW1ST2 Pilot: 244mm casing set at 1305m. TD 1518m. Oyong 9 DW1/ST2: 244mm casing set at 1416m. TD 1474m. Pending completion. 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 |