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This study presents a detailed lithostratigraphic and sequence stratigraphic analysis of the Lower Brent and Tarbert formations in the Statfjord Field. Key figures illustrate the stratigraphic boundaries and reservoir zonation, highlighting the various lithofacies and sequence boundaries across the region. The research emphasizes the significance of stratigraphic layering in hydrocarbon exploration and production. Understanding these formations is crucial for optimizing the extraction processes and maximizing production efficiency in the field.
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Fig. 3.4 Lower Brent Stratigraphy
Fig. 3.5 Lower Brent Stratigraphy
Fig. 3.6 Lower Brent Stratigraphy SOUTH 7 6 5 4 3 2 1 Lithostratigraphic boundary Sequence stratigraphic boundary (time line) Sequence # 1
NORTH 7 6 5 4 3 Lithostratigraphic boundary Sequence stratigraphic boundary (time line)
Reservoir Zonation, Statfjord Field Fig. 3.7 7 6 5 4 3 2 1
Fig. 3.8 Reservoir Zonation Tarbert Formation S N B - 41 B - 23 B - 5 A - 31 A - 22 A - 9 A - 4 C - 30 C - 9 C - 5 9 - 5 Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT STAT STAT Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT STAT STAT Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT Tarbert Fm. SF Top Tarbert Fm. SF Top Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT STAT STAT Tarbert Fm. SF Top Tarbert Fm. SF Top Tarbert Fm. SF Top Tarbert Fm. SF Top STAT STAT PIT PIT PIT PIT PIT PIT PIT PIT PIT PIT 5 5 Tarbert Fm. 3 SFZ Top Tarbert Fm. 3 SFZ Top PIT PIT Tarbert Fm. 4 SFZ Top Tarbert Fm. 4 SFZ Top PIT PIT 4 4 Tarbert Fm. 3 SFZ Top Tarbert Fm. 3 SFZ Top PIT PIT 3 3 PIT PIT Tarbert Fm. 2 SFZ Top Tarbert Fm. 2 SFZ Top PIT PIT Tarbert Fm. 2 SFZ Top Tarbert Fm. 2 SFZ Top PIT PIT 2 2 Tarbert Fm. 1 SFZ Top Tarbert Fm. 1 SFZ Top PIT PIT 1 1 Ness Fm. SF Top Ness Fm. SF Top STAT STAT Tarbert Fm. 1 SFZ Top Tarbert Fm. 1 SFZ Top PIT PIT STAT STAT Flow unit Rise Sequence 10m Shale / Coal Stratigraphy Fall 1km Calcite layer
Raude Member, Statfjord Formation Fig. 3.10
Fig. 3.11 Raude Member, Statfjord Formation