Terpeniya and Aniva Bays
Regional Geology and Hydrocarbon Potential
     

Regional Geology and Hydrocarbon Potential of Terpeniya and Aniva Bays

 

A Dalwave Study

 
   

Table of Contents

Introduction

Regional Geology and Tectonics

  • Major structural elements

    • West Sakhalin Mountains (West Sakhalin Basin)

    • Makarov-Susunay Trough

    • Susunay Uplift System

    • Starodub Trough System

    • Aniva-Manyusk Uplift System

    • Vladimirov Trough

    • Terpeniya Uplift

  • Triassic - Lower Cretaceous Development

  • Cretaceous: Aptian-Turonian Development

  • Upper Cretaceous (Coniacian - Maastrichtian)

  • Paleocene - Eocene Development

  • Lower Oligocene Development

    • Western Terpeniya Bay

    • Central and Eastern Terpeniya Bay

  • Upper Oligocene-Lower Miocene Development

  • Middle Miocene Development

  • Upper Miocene Development

  • Plio-Pleistocene Development

  • Gravity Expression

Stratigraphy

  • Control

  • Onshore Locations and Key Sections

  • General Stratigraphy

  • Triassic to Lower Cretaceous

  • Upper Cretaceous

    • West Sakhalin Mountains, Krilyon Peninsula

      • Aptian-Cenomanian: Aysk Suite

      • Albian-Turonian: Naibin Suite

      • Coniacian-Lower Campanian: Byikov Suite

      • Campanian-Maastrichtian: Krasnoyarkov Suite

    • Aniva and Terpeniya Peninsulas, East Sakhalin Mountains

      • Aptian-Cenomanian: Utesnen Formation

      • Campanian-Maastrichtian: Aniva Peninsula

      • Campanian-Danian: East Sakhalin Mountains, Terpeniya Peninsula

  • Lower and Middle Paleocene

  • Upper Paleocene - Eocene

    • Utesov formation: Tym-Poronay Depression

    • Snezhinkov, Krasnopolyev and Tarkaday Formations

    • Tunaychi Formation

  • Lower Oligocene

    • Gastellov Formation

    • Arakai Formation

  • Upper Oligocene - Lower Miocene

    • Khomsk-Nevelsk

    • Chekhov

  • Middle and Upper Miocene

    • Verkne Duisk formation

    • Sertunai formation

    • Kurasai formation

  • Pliocene

Key Wells

  • Vakrushev

  • Pugachev

  • Petrov

  • Novikov

  • Lebyazhin

  • Lermontov

  • Poronay

Source Rocks and Maturation

  • Organic Content Determination

  • Vitrinite Reflectivity

    • Northeast Sakhalin Producing Areas

    • Oil/Gas Window Definition

  • Cretaceous Source Rocks

  • Cenozoic Source Sequence 1

    • Sampled Sections - Offshore

    • Sampled Sections - Onshore

    • Undrilled Areas - Offshore

  • Cenozoic Source Sequence 2

  • Cenozoic Source Sequence 3

  • Cenozoic Source Sequence 4

Oil and Gas Shows

  • The Makarov Coal Mine

    • Analysis of the Makarov Oil

  • Shows in Mud Volcanoes

  • Shows in Wells

    • Kovrov Area

    • Pugachyovo

    • Aysk

    • North Dolinsk

    • Dolinsk and Poyarkov Areas

    • Other Areas

  • East Lugov Gas Feld

Seismic

  • Seismic Horizons

  • Velocities: Time-Depth Conversion

  • Seismic Direct Hydrocarbon Indicators

  • Seismic Exhibits

Seismic Anomalies

  • Terpeniya Bay - West

    • Poronay Zone

    • Makarov Zone

      • Makarov Anomaly

      • North Makarov Anomaly

    • Zaozernin Zone

      • Pribrezhnaya Anomaly

      • Lebyazhin-Zaozernin Anomaly

    • Nayba Zone

    • Arsentiev Zone

      • Arsentiev Structure

    • Susunay Zone

    • Senyavin Zone

    • Starodub Zone

  • Terpeniya Bay - Central and East

    • Dudin Zone

    • Kotikov Zone

    • Prirazlomnaya Zone

  • Aniva Bay

    • Aniva Zone

    • East Aniva Zone

    • Atlasov Zone

    • Ozyorsk Zone

    • Novikov Zone

    • Sivuchya Zone

  • Miscellaneous Areas

Exhibits

  • Lebyazhin #1 geol-geophysical log

  • Pugachev #1 geol-geophysical log

  • Vakhrushev #1 geol-geophysical log

  • Lermontov #1 geol-geophysical log

  • Poronaisk #1 geol-geophysical log

  • Petrov #1 geol-geophysical log

  • Novikov #1 geol-geophysical log

  • East Lugov field summary geol-geoph log

  • Geochemical section - Novikov well

  • Geochemical section - Petrov #1

  • Geochemical section - Vakhrushev #1

  • Seismic coverage map

  • Surface geology map

  • Southeast Sakhalin regional correlations

  • Tectonic map - Terpeniya and Aniva Bay

  • Prospective anomaly map

  • Seismic time structure maps

  • Top Okobykay horizon

  • Top Dagi horizon

  • Neogene complex

  • Top acoustic basement (Cretaceous)

  • Seismic depth structure maps

  • Top Dagi horizon

  • Top acoustic basement (Cretaceous)

  • Seismic isochron (isopach) maps

  • Okobykay thickness

  • Dagi thickness

  • Gravity anomaly map

  • Magnetic anomaly map

  • Methane-propane "Sniffer" anomaly map

  • Heavy hydrocarbon "Sniffer" anomaly map

  • Seismic time sections: Lines 1074, 1086, 1093, 1106, 1061, 11111, 131, 141, 148, 148A, 179005, 1791105, 179029, 179139A, 179139A, 2183-1022, 1782-990, 1782-987, 2183-1027, 2479-929, 2479-920, 2479-921, 2479914A, 708674A

  • Composite (tie line) time sections:

    • Pugachev-Lebyazhyin wells

    • Petrov-Novikov wells

  • Relative Amplitude Time Sections: Lines 104, 259, 30, 57A, 1096, 24, 1790-14

  • Absolute velocity sections: Lines 24, 104, 1790-30, 1790-25, 1790-05

Text Figures

  • Study area index map

  • Seismic line: 1992-178A (partial)

  • Central Hokkaido crustal model

  • Seismic line: 151A (partial)

  • Volcanic buildup - Lermontov well area

  • Lebyazhin #1 well - geological-geochemical log

  • Pugachyev #1 well - geol-geophy log

  • Oil shows in coal mine near Makarov

  • East Lugov gas fieldSeismic line: 10722 (partial)

  • Geol-geoph section: Dolinsk #8-East Lugov #1

  • Seismic velocity map

  • Terpeniya Bay - velocity curves

  • Aniva Bay - velocity curves

  • Density model - Line A-B

  • Density model - Line C-D

DMNG - Play Concepts

Makarov Trough

  • Play 1: Lower Miocene Sand Strat Traps (Makarov)

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing

  • Play 2:  L-M Miocene Sand Struct-Strat Traps (North Makarov)

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing

  • Play 3: L-M Miocene: Struct-Strat Traps (Tumanov)

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing

  • Play 4: Pliocene-Miocene Struc-Strat Traps (Pribrezhniy)

    • Potential Reservoirs and Seals

    • Source rocks and Hydrocarbon Generation

    • Potential Traps and Timing

  • Play 5: U Miocene Barrier Bar Sands: Strat Traps

    • Potential Reservoirs and Seals

    • Source Rrocks and Hydrocarbon Generation

    • Potential Traps and Timing

Starodub Trough

  • Play 6: Pliocene-Mid Miocene Structural Traps (Arsentiev)

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing

  • Play 7: Pliocene-Mid Miocene Struc-Strat Traps (Starodubsk)

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing

Vladimirov Trough

  • Play 8: Pliocene-Miocene Structural-Strat Traps

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing

East Aniva Trough

  • Play 9: Pliocene Structural-Strat Traps (East Aniva)

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing

East Aniva Trough

  • Play 10: Pliocene Sandstones in Strat Traps

    • Potential Reservoirs and Seals

    • Source Rocks and Hydrocarbon Generation

    • Potential Traps and Timing