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B-38

S. N. B-38. B-13. B-8. A-33. A-38. Nansen. Amundsen Formation. A-18. A-13. C-33. C-21. Eiriksson 2. C-1A. Eiriksson 1. Raude 5. Raude 4. Raude 3. Raude 2. Raude 1. Sand. 10m. Shale. 1km. Lunde Formation. Fig. 4.1. Raude Member, Statfjord Formation.

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B-38

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  1. S N B-38 B-13 B-8 A-33 A-38 Nansen Amundsen Formation A-18 A-13 C-33 C-21 Eiriksson 2 C-1A Eiriksson 1 Raude 5 Raude 4 Raude 3 Raude 2 Raude 1 Sand 10m Shale 1km Lunde Formation Fig. 4.1 Raude Member, Statfjord Formation Best sand development / communication / remaining oil potential in lower part of sequences

  2. water water oil oil gas gas Fig. 4.2 Targeting Remaining Oil (TRO) Flood-Front Monitoring, SFA platform area Raude 5 Raude 4

  3. water water oil oil gas gas Fig. 4.3 Targeting Remaining Oil (TRO) Flood-Front Monitoring , SFA platform area Raude 3 Raude 2

  4. Fig. 4.4 Targeting Remaining Oil (TRO) Flood-Front Monitoring , SFA platform area TargetingRemainingOilRaude prospects,SFA area

  5. Fig. 4.5 Targeting Remaining Oil (TRO) Idea /Prospect description and volumetrics

  6. Fig. 4.6a

  7. Reserves Reservoir 0 – 50 000 Sm3 Tarbert 50 – 100 000 Sm3 Ness > 100 000 Sm3 Rannoch Cook Risk Eiriksson High Raude Moderate Brent East Flank Low Statfjord East Flank Fig. 4.6b Targeting Remaining Oil (TRO) Combining targets Well Planning ?

  8. 33/9-A-13 B Dunlin EF BCU BSF Rannoch Target 2 33/9-A-13 B Target 1 Multiple F Statfjord Hegre Fig. 4.7 Well PlanningA-13 B Seismic along well path Brent East Flank Prospect Raude Prospect

  9. 2,650 2,650 Amundsen Nansen Eiriksson 2 Eiriksson 1 2,700 2,700 mTVD mTVD 4100 MSL MSL 2740m 2,750 2,750 4200 4300 4400 2757m 4500 4600 4700 Raude 5 4800 4900 5000 5065 2780m Raude 4 2,800 2,800 Raude 3 High Case Raude 2 Base Case OWC Low Case Raude 1 Hegre 2,850 2,850 High Case Base Case GOC Low Case 400 600 800 1,000 1,200 1,400 1,600 Vertical Section (m) Fig. 4.8 Well Planning Targeted oil reserves, Raude Member WEST EAST no sand no sand isolated channels

  10. A-13 B Fig. 4.9 Well Planning Expected stratigraphy

  11. Fig. 4.10 Well PlanningMap forCorrelation panel

  12. relevant RAUDE correlation wells relevant EIRIKSSON correlation wells TST 0m 20m 40m 60m 80m 100m 120m 140m 160m 180m 200m Fig. 4.11 Well PlanningCorrelation panel DRILLING

  13. Fig. 4.12 DrillingNansen and Eiriksson Members

  14. Fig. 4.13 DrillingRaude Member

  15. Brent East Flank Raude Member Fig. 4.14 Well InterventionsBrent and Raude prospects

  16. Pressure data Perforations Fig. 4.15 Well InterventionsRaude prospect

  17. Raude 3 130 000 Sm3 (18 mths) Current rate : 280 Sm3/d Raude 4 RTD : 160 000 Sm3 Exp. rate : 500 Sm3/d Raude 5 RTD : 70 000 Sm3 Water flooded Raude 2 5 000 Sm3 (1 mth) Final rate : 100 Sm3/d Fig. 4.16 Well InterventionsRaude prospect

  18. S N B-38 B-13 B-8 A-33 A-38 Nansen Amundsen Formation A-18 A-13 C-33 C-21 Eiriksson 2 C-1A Eiriksson 1 Raude 5 Raude 4 Raude 3 Raude 2 Raude 1 10m 1km Lunde Formation Fig. 4.17 Well InterventionsRaude prospect A-13 B WATER FLOODED BRAIDED FLUVIAL STYLE NO SAND CHANNEL AMALGAMATION ABOVE SEQUENCE BOUNDARY ISOLATED CHANNELS NO SAND Sand Shale

  19. Rannoch ExampleWell planning (sequence stratigraphy) Unit 0 Unit 1

  20. Rannoch ExampleWell planning (flood-front monitoring)

  21. A-34 B Ness ExampleWell planning (zonation)

  22. Ness ExampleWell planning (sequence stratigraphy)

  23. Ness ExampleWell planning (log results)

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