Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir Potential
The Epanomi gas field discovery during the 1980s at the eastern fringe of the Thermaikos Basin in Northern Greece proved the existence of an active petroleum system in the area. Seismic and drilling exploration programs in the area provide data to study the Cenozoic clastic sequence in the Thermaiko...
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2023-05-01
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author | Georgios Makrodimitras Anastasios Nikitas Dimitrios Ktenas Angelos G. Maravelis Niki Marina Rokana Nikolaos Pasadakis Efthimios Tartaras Aristofanis Stefatos |
author_facet | Georgios Makrodimitras Anastasios Nikitas Dimitrios Ktenas Angelos G. Maravelis Niki Marina Rokana Nikolaos Pasadakis Efthimios Tartaras Aristofanis Stefatos |
author_sort | Georgios Makrodimitras |
collection | DOAJ |
description | The Epanomi gas field discovery during the 1980s at the eastern fringe of the Thermaikos Basin in Northern Greece proved the existence of an active petroleum system in the area. Seismic and drilling exploration programs in the area provide data to study the Cenozoic clastic sequence in the Thermaikos Basin. This study aims to recognize, through core and well-log data, the wide range of facies associations from different depositional environments, which contribute to the basin fill. Additional wells from the Kassandra and Epanomi onshore areas support the conclusions of this study. A detailed core description, a cuttings evaluation, and a log analysis of selected wells were the main tools for the facies association analysis. Seismic data from the area were used to identify the lateral extension of the depositional environments in the areas between and around the wells. The Eocene–Oligocene part of the stratigraphic succession corresponds to deep-water turbidites in the middle of the basin, passing laterally to a shallow marine and locally to fluvial, alluvial, and deltaic settings. The dominant (in terms of thickness) Miocene interval consists of fluvial and shallow marine sediments, while deltaic deposits are also present. The Quaternary deposits are mostly shallow marine, with local lagoonal sediments. The reservoir properties were integrated at the last stages of the study in order to identify the most interesting facies. The outcome of this study can be useful for hydrocarbon exploration or for potential future CO<sub>2</sub> storage. |
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spelling | doaj.art-f33df5d0d5834546a97324dc82ca945d2023-11-18T10:36:22ZengMDPI AGGeosciences2076-32632023-05-0113615910.3390/geosciences13060159Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir PotentialGeorgios Makrodimitras0Anastasios Nikitas1Dimitrios Ktenas2Angelos G. Maravelis3Niki Marina Rokana4Nikolaos Pasadakis5Efthimios Tartaras6Aristofanis Stefatos7Hellenic Hydrocarbons and Energy Resources Management Company S.A., Dimitriou Margari 18, 11525 Athens, GreeceHellenic Hydrocarbons and Energy Resources Management Company S.A., Dimitriou Margari 18, 11525 Athens, GreeceHellenic Hydrocarbons and Energy Resources Management Company S.A., Dimitriou Margari 18, 11525 Athens, GreeceDepartment of Geology, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceDepartment of Geology, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceInstitute of GeoEnergy (FORTH/IG), Foundation for Research and Technology, 73100 Chania, GreeceHellenic Hydrocarbons and Energy Resources Management Company S.A., Dimitriou Margari 18, 11525 Athens, GreeceHellenic Hydrocarbons and Energy Resources Management Company S.A., Dimitriou Margari 18, 11525 Athens, GreeceThe Epanomi gas field discovery during the 1980s at the eastern fringe of the Thermaikos Basin in Northern Greece proved the existence of an active petroleum system in the area. Seismic and drilling exploration programs in the area provide data to study the Cenozoic clastic sequence in the Thermaikos Basin. This study aims to recognize, through core and well-log data, the wide range of facies associations from different depositional environments, which contribute to the basin fill. Additional wells from the Kassandra and Epanomi onshore areas support the conclusions of this study. A detailed core description, a cuttings evaluation, and a log analysis of selected wells were the main tools for the facies association analysis. Seismic data from the area were used to identify the lateral extension of the depositional environments in the areas between and around the wells. The Eocene–Oligocene part of the stratigraphic succession corresponds to deep-water turbidites in the middle of the basin, passing laterally to a shallow marine and locally to fluvial, alluvial, and deltaic settings. The dominant (in terms of thickness) Miocene interval consists of fluvial and shallow marine sediments, while deltaic deposits are also present. The Quaternary deposits are mostly shallow marine, with local lagoonal sediments. The reservoir properties were integrated at the last stages of the study in order to identify the most interesting facies. The outcome of this study can be useful for hydrocarbon exploration or for potential future CO<sub>2</sub> storage.https://www.mdpi.com/2076-3263/13/6/159core descriptionfacies associationsdepositional environmentsThermaikos BasinGreecehydrocarbon exploration |
spellingShingle | Georgios Makrodimitras Anastasios Nikitas Dimitrios Ktenas Angelos G. Maravelis Niki Marina Rokana Nikolaos Pasadakis Efthimios Tartaras Aristofanis Stefatos Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir Potential Geosciences core description facies associations depositional environments Thermaikos Basin Greece hydrocarbon exploration |
title | Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir Potential |
title_full | Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir Potential |
title_fullStr | Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir Potential |
title_full_unstemmed | Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir Potential |
title_short | Cenozoic Clastic Deposits in the Thermaikos Basin in Northern Greece and Their Reservoir Potential |
title_sort | cenozoic clastic deposits in the thermaikos basin in northern greece and their reservoir potential |
topic | core description facies associations depositional environments Thermaikos Basin Greece hydrocarbon exploration |
url | https://www.mdpi.com/2076-3263/13/6/159 |
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