Oleh: Raden Idris;Endi Nurjadi;Zuardin Azzaino;Andi Mardianza;Wening.L. Ambarwati

Abstraksi : Tanjung Area II Block is located about 120 km of the northern part of Tanjung Field, it lies between two provinces of Central and East Kalimantan. Geologically, it is the northern part of Barito Basin and bordered with Kutei Basin. The analysis is intended to evaluate the potential of kitchen ...

Oleh: Ricardo De Marco Centeno;Ted Manning

Abstraksi : This case study will review a seismic acquisition and processing success in meeting business delivery objectives for a frontier exploration survey recently acquired and processed in Indonesia. We will demonstrate that close collaboration can lead to efficient data processing turnaround times in ...

Oleh: Budi Brahmantyo

Abstraksi : Geotourism is tourism that utilize all geological aspects. Best application of geotourism activities are in geopark. Where geopark is a conservation area for geoheritages, and one of its objective is to involve people both inside and outside of geopark area to acknowledge the evolution of ...

Oleh: Yunus Kusumahbrata

Abstraksi : Geopark merupakan konsep manajemen pengembangan kawasan dengan pendekatan “multi stakeholders? yang mampu memberikan “significance regional impact” bagi konservasi, edukasi dan peningkatan kesejahteraan sosial ekonomi masyarakatmasyarakat di kawasan dan daerah sekitarnya. Persyaratan ...

Oleh: Sena Warman Reksalegora;Agus M. Ramdhan;Agus H. Harsolumakso

Abstraksi : The objective of this study is to analyze overpressure generating mechanism and overpressure distribution in this tectonically active and complex area. The study area is located in onshore and offshore of South Madura Island which is known to have overpressure zone (Figure 1). Four onshore and ...

Oleh: Ridho Lestari

Abstraksi : Industri pengolahan mineral melibatkan disiplin ilmu yang luas, dari Geology sebagai hulu sampai dengan Metallurgy sebagai hilir, dengan tujuan untuk mengeksploitasi deposit mineral berharga menjadi produk dengan nilai jual, dan limbah yang aman bagi lingkungan. Metallurgy memiliki peran untuk ...

Oleh: Al Hafeez;Ananto Wibisono

Abstraksi : Determining water saturation profile calculated from log data can face a serious interpretation problem in carbonates reservoir as the cementation factor (“m”) is one of major factor contributing the error. Despite the fact that the cementation factor value can be used to identify the secondary ...

Oleh: Sapto Trianggo Nurseto;Imam M.Prasetyo;Sardiyanto;Hary Koestono;M.Husni Thamrin

Abstraksi : The Ulubelu geothermal field is located within the Ulubelu geothermal working area (WKP) in Lampung, Southeast end of Sumatra Island. The WKP owned and operated by PT Pertamina Geothermal Energy (PGE). Ten (10) production wells are currently supplying steam to the 2 x 55 MWe Units 1 and 2 turbines ...

Oleh: Muhammad A'Ilzak;Diponegoro Ariwibowo;M. Ilham Nur Setiawan;Yogi Eriawan;Irzak Khoirul Huda;Renato D.Y.S

Abstraksi : Shallow gas potential in Balikpapan area is interesting to be investigated with several occurrences of shallow gas seepage and sometimes was followed by mud in Manggar area, housing complex at PT. HER II and Damai Region showing the big shallow gas potential reserves in Balikpapan and new ...

Oleh: Agil Gemilang Ramadhan;Muhammad Arief Lagoina;Yonathan Kristiawan Benget

Abstraksi : Since 1929, the first appearance in sea level, Anak Krakatau volcano growth relatively quickly. During the 80 years up to 2010 has reached the height of 320 meter above sea level. The possibility of catastrophic explosive eruption could happen again if the chemical composition of rocks from the ...

Oleh: Dina Anggreni Sarsito;Irwan Meilano;Heri Andreas;Estu Kriswati

Abstraksi : Until nowadays there is no analytical equation that exactly state number of observing stations that should be installed and how the stations should be spatially distributed in the GNSS geodetic survey for volcano deformation studies. Due to the uniqueness of the deformation pattern of any volcano, ...

Oleh: Nur Aziz Ribowo;Muhammad Zainal Salim;Imam Suyanto

Abstraksi : AMT (Audio Magneto Telluric) research is done by measuring the fluctuations in the magnetic field and also electric field which has recorded on Earth's surface at 13- 20 January 2015. The survey is located in West Sikidang area,Dieng Kulon,Banjarnegara, Central Java. Audio Magnetotelluric ...

Oleh: Sri Ardhyastuti;Yudo Haryadi;Taufan Wiguna;Rahadian

Abstraksi : Tin (Sn) mining area development has been developed to marine area. Reconnaissance in marine area can be done by surficial sediment analysis.The marine surficial sediment analysis was done by three methods (i) heavy-mineral analysis (grain mineral analysis, calorimetry, Inductively Coupled Plasma/ ...

Oleh: David Ontosari;Kinanti Sayekti;Murthala Hatta;Casdira;Rahmat Budiana;Fikri M Fiqih

Abstraksi : This paper discusses the results of comprehensive studies related to the subsurface evaluation of coalbed methane (CBM) in the South Sumatra and Barito basins. All available geological, geophysical, petrophysical, geostatistical, and reservoir data were used integratedly during the ...

Oleh: Fachrul Rozi Ramadhan;Irwan Iskandar

Abstraksi : Contaminants are important aspects in the mining world environmental controls. Mining activities, environmental equilibrium changing and bad management will be major consideration, if proved damaging environment will get penalty. This study is intended to make prevention steps of environmental ...

Oleh: Alfathony Krisnabudhi;Bayu Rahmanto;Satrio Esti Hapsoro;Hanif Ibadurrahman Sulaeman;Muhammad Gazali Rachman;R. Imam Rahmadi Pratama

Abstraksi : Waturanda Fm, a member of Old Andesite Formation-first breccias, consist of Oligo-miocene volcanic clastic rock. It could be found in South Serayu zone, part of Karangsambung complex, Central Java. It formed by Neogene Compressional Wrenching tectonic phase which caused volcanic belt in southern ...

Oleh: Yogi Eriawan;Diponegoro A. Sipahutar;M. Ilham N.S;Irzak Khairul Huda;Rezha Rizky Andana;Renato D. Y. Simanjuntak

Abstraksi : Exploration in the deepwater Kutei Basin, offshore East Kalimantan has resulted in a number of hydrocarbon discoveries in Lower Miocene. A series of depositional models of slope and basin floor sediments have been generated from a study of recent sediments in this basin (Fowler et al., 2001). This ...

Oleh: Wulan Salle Karurung;Fauziah Nuraini;Muhammad Fawzy Ismullah M

Abstraksi : South Sulawesi is one of the areas in Sulawesi, which has several basins that formed as a result of tectonic activity of several macro-continents, that Eurasian Plate and the continental micro continent loose fragments of the Indian-Australian Plate. The existence of these basins can be indicated ...

Oleh: Anggoro P. Kurniawan;Maikel Arifin;Rizky A. Wibawa;Heri Budiarso;Nurhadi Budi;Hasan Nurudin

Abstraksi : Imbricate thrust zone in the Southwest offshore area of Matindok Block area the product of late Miocene to early Pliocene collision between Banggai-Sula microcontinent and East Sulawesi Ophiolite (ESO)-magmatic arc of Aundaland. The most successful oil discovery in this area was in Lower platform ...

Oleh: E. Noorcita Asri Herdiyanti;Allan Moris;Akfil Fakhri;Rangga P. Putra;Insan Oktafirman

Abstraksi : Textularia, as a genus of textulariid foraminifera, includes many vagile inbenthic species of normal salinity seawater. This species become a marker of Upper Miocene Klasafet Formation in Salawati Basin of the Papua Bird’s Head, namely Textularia II marker, through its continuous and tremendous ...

Oleh: Dwandari Ralanarko;Heri Gunawan;Pranowo Nugroho;Sun Pengxiao;Su Chonghua

Abstraksi : Widuri Field is a mature, major producing oil field in Asri Basin with both depletion drive and strong water drive reservoirs. The Talang Akar Formation, mainly Gita Members, is the producing interval and has excellent reservoir properties. Geologically, this formation consists of ...

Oleh: Susilo;Irwan Meilano;Hasanuddin Z. Abidin;Benyamin Sapiie

Abstraksi : Sunda block is one of block in Southeast Asia regional that has defined its own block rotation. This block covers a large part of South-east Asia that includes IndoChina, Thailand, Peninsular Malaysia, Sumatra, Borneo, Java and the shallow seas located in between (Sunda block). We use new GPS ...

Oleh: Aswan

Abstraksi : Paleodepositional environmental determination of sedimentary rock based on ichnofossil analysis is still rarely done, moreover some previous ichnofossil studies was still difficult to determine between shallow marine and deep marine deposit. This paper discusses the comparison between 2 rock units ...

Oleh: Raden Idris;Endi Nurjadi;Zuardin Azzaino;Andi Mardianza;Wening. L. Ambarwati

Abstraksi : The main purposes for revisit Evaluation of Sangatta-Bungalun Block is to examine the reservoir prospectivity within these area by conducting 1D basin modelling using data from 3 (three) wells, which are Kariorang-1, Sembulu-1, and Sekurau-1. Petrophysics re-evaluation also being conducted as part ...

Oleh: ArcandraTahar;PrahoroNurtjahjo;JaffeeSuardin;FrengkyChaniadi

Abstraksi : Recent offshore drilling success in marginal shallow-water development has spurred a tremendous growth in new and innovative solutions that are required to reduce costs, shorten development schedules and exploit previously uneconomical fields. For the redevelopment of Brownfields, a cost efficient ...

Oleh: Abang Daya Wiguna;Boris Ertl;Dugald Wright

Abstraksi : The Tangguh LNG plant in Papua Barat, Indonesia employs innovative heat and power integration, delivering a step change in energy efficiency compared to conventional open cycle liquefaction. Now that the plant is operational, the actual energy efficiency has been studied to gather the data needed ...

Oleh: Paulinus Sitanggang

Abstraksi : Suction pile foundation has been widely used in deep water oil and gas industry for the foundation of subsea structure or anchor of floating structures. Typical surface soil condition in deep water is very soft to soft clay with linearly increasing undrained shear strength. A common function of ...

Oleh: Aris Maryadi

Abstraksi : In various projects and production activities in the field of oil and gas industry (Oil and Gas), often encountered various problems related to the management of documents and information from various sources and interests during the implementation of the work in progress. Technological advances in ...

Oleh: Iwan Jatmika

Abstraksi : Upstream oil & gas project facility development is a very high-risk in potential health, safety, security and environmental (HSSE) incidents. Failures in managing these risks will loss the opportunity to achieve the project goals, on budget, on schedule, safe and reliable deliverables. The HSSE ...

Oleh: Ridwan Wibiksana;Taufik Aditiyawarman;Satya Kamayanti

Abstraksi : The oil and gas industry in Indonesia has grown significantly during the past few years in response to the Government of Indonesia’s aggressive targets to boost the national oil & gas production. As a result, oil & gas companies are required to focus more on their core businesses such as ...

Oleh: M. Anis;Zuher Syihab

Abstraksi : Waterflooding is one of the most common secondary recovry techniques in many reservoirs to maintain reservoir pressure and increase production. Injection and production strategies have significant affect to increase production performace and the recovery efficiency of the reservoir. One of the ...

Oleh: Diponegoro Ariwibowo;Ery Arifullah

Abstraksi : Cekungan Kutai dan Delta Mahakam adalah dua objek geologi yang unik di Indonesia dan dunia. Delta Mahakam merupakan salah satu tipe delta dunia yang bentukannya merupakan respon kombinasi proses fluvial dan pasang surut yang seimbang. Banyak sekali penelitian geologi telah dilakukan di kedua objek ...

Oleh: Tadeo Ditia;Andrean Satria;Adeline Susanto

Abstraksi : Geostatistical methods have their limitation when applied in complex geological settings. In some cases, the reservoir architecture presents complex facies transitions which cannot be simulated with mono-gaussian techniques. However, modelers are presented with a plethora of challenges when ...

Oleh: Omar Syarief;Ambang Wisbagyono;Chris Farmer

Abstraksi : A desktop study and geological analysis on current Wetar Project datasets were carried out to establish certain key criteria which related to the volcanic massive sulphide mineralization processes and the deposition of economic resources in the Wetar mineralization district. The primary objective ...

Oleh: Khadafi;Yosaphat Ardhita;Bambang Parikesit;Sidiq Romi

Abstraksi : Pore Pressure Study had been considered as an important study for safe and reliable drilling operations. The inaccurate pore pressure prediction may cost on costly disaster or lost the well from the following events : blowouts, borehole caving / collapse, stuck pipe, and lost circulation. This ...

Oleh: Sri Yudawati Cahyarini;Intan Suci Nurhati

Abstraksi : Untuk memahami perubahan iklim diperlukan parameter data iklim dalam kisaran waktu yang panjang dan menerus. Pada saat ini keberadaan data pengukuran parameter tersebut masih sangat terbatas. Karang mampu menyediakan data parameter iklim dan lingkungan dalam kisaran waktu panjang dari masa sekarang ...

Oleh: Bayu Nugroho;Haryo Mustapha;Anom Prasetya;John Boast;Manjeet Kaur;Rama Wicakssana Cahyo Nusantara

Abstraksi : The Aruah Islands are situated in the Malacca Straits in Indonesian waters approximately midway between Indonesia and Malaysia, 80 kilometres north of Bagansiapiapi, Central Sumatera. Two geomorphologically distinct groups of islands occur. A “Western Island” cluster which are elongate in an ...

Oleh: Pranowo Nugroho;Reza Widiatmo;Julius Sunarta;Sun Pengxiao

Abstraksi : Reservoir characterization in Windri field is complicated by complex lithology and difficulties in predicting changes in fluid distribution. 33-4 Sand body is interpreted as complex channel compartmentalized and part of water flood project associated with distributary channels, mouth bars and ...

Oleh: Asrizal;J.Sirait;E.Widijanto

Abstraksi : Indonesia. The deposit is associated with volcanic rocks and quartz monzodiorite intrusions that form an igneous complex. The Grasberg Igneous Complex (GIC) is host to a porphyry Cu-Au deposit with totally 1,191 million tonnes ore reserves at 0.99 % Cu and 0.81 g/t Au (Jan 01, 2015). Grasberg Open ...

Oleh: Zaenun Nasihin;Muhammad Ali Munir;Fifit Triandi

Abstraksi : Bayah is sub-district in South Banten, Lebak. The purpose of the research was to determine the potential of South Banten as Geoturism objects and development as ongoing development. Method is made by direct observation and indirect observation by observing the scientific papers published ...

Oleh: Ery Arifullah;Yahdi Zaim;Aswan;Andang Bachtiar

Abstraksi : Sedimentological research in the Kutai Basin related to deltaic deposit has been studied since 1970s which lithofacies has been employed as central parameter. However, that has been contrary the fact that ichnofossil has been still paid regardless of fruitful parameter and used solely as ...

Oleh: Alfian Usman;Sunarli Ardi;Gathuk Widiyanto;Dian Larasati;Djedi S. Widarto;Edy Sunardi

Abstraksi : Production and national oil & gas reserve in the last years have been going down while the energy need is increasing. This situation must be addressed by finding the alternative energy. One of the alternative energy is the methane hydrate gas. This study is intended to get an integrated picture of ...

Oleh: Wiendra A. Faridsyah;Resky Yustiawan;Noha Muhamad;Ukat Sukanta;Arif Wibowo

Abstraksi : For many years, exploration activities in the Malacca Strait Coastal Plain of the Central Sumatra Basin (CSB) have been focused on the Tertiary sedimentary sections that filled the basin since the early syn-rift in the Middle Eocene up to the post-rift in the Oligo-Miocene, with the Sihapas Group ...

Oleh: Fatrial Bahesti;Mohamad Wahyudin;Yosi Hirosiadi

Abstraksi : Mesozoic and Eocene hydrocarbon play in the North Sumatra Basin is still less-explored and believed to have the important role for future hydrocarbon exploration in the basin. The Mesozoic play consists of a series of very large Peusangan and Woyla Group that have been overlayed by Eocene Tampur ...

Oleh: Nurmansyah Munir;Sukarya Sanusi;Sani Gunawan;Tidar Nugroho;Mulyono Dwiantoro

Abstraksi : Indonesia is predicted to have a considerable hydrocarbon resource from unconventional source rocks such as coals and shales. To examine the hydrocarbon potential from unconventional source rock efficiently, we perform the initial stages in the term of organic petrology and geochemistry. This ...

Oleh: Joshua Shima;Asep Kurnia Permana

Abstraksi : Daerah penelitian Korido terletak di Kabupaten Supiori, Papua, Indonesia. Daerah ini berada di utara dari Pegunungan Tengah dan termasuk dalam Cekungan Irian Utara yang merupakan cekungan busur depan (McAdoo & Haebig, 1999). Daerah penelitian sendiri berdasarkan Peta Geologi yang dibuat oleh Masria ...

Oleh: Asep Saepuloh;Emmy Suparka

Abstraksi : Characterizing as well as detecting ground surface materials under Torrid Zone using optical remote sensing is fully problematic especially from atmosphere and ground surface conditions itself. The cloud, intensive weathering, and canopy vegetation are example of these classical difficulties in ...

Oleh: Ilfan Rainuddin;Yan Adriansyah

Abstraksi : Batu Hijau Mine - PT Newmont Nusa Tenggara is an open pit gold and copper mining located on Sumbawa Island, Sekongkang District, West Sumbawa, NTB - Indonesia. Mining operational activities has now entered the stage of Phase-6 and then will enter the final stage (ultimate pit) with diameter 2.3 km ...

Oleh: Wahyu Vian Pratama;An Ikhrandi;Tito Nugroho;Fahmi Fathurrahman;Hari Utomo;Rifki Amami

Abstraksi : Bawean Island has some wonderful tourism objects like beaches, hills, volcanic craters, coral reefs and diverse marine animals. Bawean Island emerged as a Back Arc Volcanism Java, just like Mt. Muria, Mt. Lasem, Mt. Ringgit-Beser and Mt. Baluran isolated in the north of the island of Java. These ...

Oleh: Dilla Arta;Winda Putri;Eduardus Bonar;M. Dahyar;Yudha Prasetya;Heru Sigit P

Abstraksi : Upper Warukin Formation is one of the formation which has a lot of potential coal. Unfortunately, most of mining activities has a serious risk because sediment of coal bearing formation has high enough level of acidity and it affects the quality of coal. The acid level of lithology can identify as ...

Oleh: Sinung Baskoro;Oman Abdurrahman;Heryadi Rachmat

Abstraksi : Museum has an important role in collecting, preserving, conservation, documentation, and exhibitiom of tangible and intangible natural and cultural heritage for education, research, and geotourism. Geological Museum in Bandung preserves geological collections, either they are written as fieldwork ...

Oleh: Anton Wicaksono;Heryadi Rachmat

Abstraksi : Gunungsewu Geopark is a national geopark listed as a candidate member of GGN (Global Geopark Network) from Indonesia. The location covered 3 regency areas, by following Wonogiri Regency in Central Java, Pacitan Regency in East Java, and Gunungkidul Regency in Special Distric of Yogyakarta. Almost ...

Oleh: Taufik Akbar Legowo;Zul Hayuddin Hasibuan;Nicolas Jalu Pangesty

Abstraksi : Study area is located in Banyumeneng River, Demak, Central Java. The observation were carried out to determine the depositional process occured in sedimentary rocks of Banyumeneng River outcrop. The used methods are 300 meter measuring stratigraphy, ichnofossil analysis, and foraminifera ...

Oleh: Erwinsyah;Khairul Ummah;Dythia Prayudhatama;Pandu Utama Witadi;Raisya Noor Pertiwi

Abstraksi : One of the main causes of low quality signal to noise ratio (S/N) of a seismic recording is the presence of random noise. An effort to filter such noise becomes an important subject to accomplish. Several denoising techniques that have been developed such as f-x deconvolution (Canales, 1984), ...

Oleh: Firman Syaifuddin;Ayi Syaeful Bahri;Juan Pandu G. N. R.

Abstraksi : Surabaya as one of the major cities are growing in Indonesia requires a good mass transportation as one of the functions of public services and city management. The local government plans to reactivate the existing mass transportation in the Dutch period in the form of a tram. The existence of the ...

Oleh: Mirzam Abdurrachman;Masatsugu Yamamoto;Emmy Suparka;I Gusti Bagus Eddy Sucipta;Idham Andri Kurniawan;Reza Firmansyah Hasibuan

Abstraksi : Many studies in the West Java suggested that Sr isotopic ratio and K2O contents increase from the volcanic front to the back arc side volcanoes. In detail, however, the K2O 55 from the West Java Arc (WJA) shows rough across-arc variation and more diverse in K2O especially in the volcanic front ...

Oleh: Benyamin Sapiie;Meli Hadiana

Abstraksi : Analogue Sandbox Modeling (ASM) is used in this study for understanding mechanism and kinematics of Foreland Fold-Thrust-Belt (FFTB). This is one of the most important aspects in relation to hydrocarbon maturity and migration as well as exploration play and concept. The main objective of this paper ...

Oleh: Handoyo;Fatkhan;Fourier Dzar Eljabbar Latief

Abstraksi : Elasticity parameter of a rock is important to note as one of the methods to determine the characteristics of the reservoir rock. Rock elasticity properties can be calculated in conventional (laboratory), indirect (inversion of seismic waves), and digital computation (digital rock physics). This ...

Oleh: Andreas Yufianto;Fence George Aiwoy;Tatok Pong Tengko;Bambang Antoro;Purwa Wiguna

Abstraksi : Grasberg Block Cave Mine (GBC) is the largest underground mine in the world with mineable reserve end of 2014 is 1,011.6 million tones and peak of production 160 Kilo tons/day.It is located in Contract of Work A (COWA) within highlands of Jayawijaya Mountain Range, Mimika, Papua. Under giant ...

Oleh: Firman Syaifuddin;Wien Lestari;Dwa Desa Warnana;Amien Widodo;Ayi Syaeful Bahri;Widya Utama

Abstraksi : Nowadays the development of geophysical method is growing rapidly, providing flexibility for geophysicists to explore each method. Each method has its advantages and limitations of each and this sometimes resulting differences conclusion of the interpretation. Conclusion of a phenomenon or ...

Oleh: Endra Gunawan;Irwan Meilano;Susilo

Abstraksi : We evaluate continuous Global Positioning System data from 2008–2010 which clearly showed an ongoing process of postseismic deformation after the 2006 Java tsunami earthquake. We analyze two possible models of postseismic deformation. The first model, named M1, inverts horizontal postseismic ...

Oleh: Gathuk Widiyanto;Sunarli Ardi;Pande Made Oka Iriana;Djedi S Widarto

Abstraksi : Generally, the permeability is inversely proportional to the depth value, ie the permeability of the rock will be smaller with the deepening of the rock is located. Ayers in 2002, the permeability of the coal is a more important factor than the factor of gas content. In the coal reservoir, the ...

Oleh: Warto Utomo;Martha Bagus K;Djoko Witjaksono;Iwan Prasetyo;Yan Wijaya;Fatchur Zamil

Abstraksi : A new geological concept of Mogoi Wasian fields Bintuni Basin especially Kais interval was interpreted based on integrated existing data consist of wells (core, petrography, mudlog, geochemistry, geological report) and 53 lines of 2D seismic, scattered publications data to better understanding ...

Oleh: Fanny Rosdiawan;Andri Aspari;Pande Made Oka Iriana;Tonny S. Priantono;Andang Kustamsi

Abstraksi : A geomechanical model was constructed to provide new information for CBM field, in South Sumatera Basin, using well and core data from the field. The aim was to use the geomechanical model to perform a detailed geomechanical model as an assessment to identify the critically stressed cleats that are ...

Oleh: Ikhwan Maulana Harun;Anom Prasetya;Tomy Miarso;Cecep Sutisna;Djoko Rubyanto;Frans Langitan

Abstraksi : PHE West Madura Offshore successfully taken 3D broadband seismic acquisition on 2013-2014, continued with 3D broadband seismic processing. Objectives of this method are to improve seismic imaging for deeper exploration target Ngimbang Formation and Naturally Fractured Basement. Spectrum frequency ...

Oleh: Johnson A. Paju;Shinta Damayanti

Abstraksi : Beberapa masalah perbatasan negara terkait keberadaan sumberdaya dan cadangan energi terutama Minyak dan Gas Bumi menjadi hal yang cukup kompleks karena seringkali penyelesaian sengketa batas negara membutuhkan waktu, strategi negosiasi bahkan memicu terjadinya perang antar negara yang bersengketa. ...

Oleh: Mohammad Yuzariyadi;Irwan Meilano;Endra Gunawan

Abstraksi : Sumatera is an island that tectonically active due to its location between Indo-Australia and Eurasian Plate. Indo- Australia plate is moving northeastward direction with slip rate about 60 mm/year, resulting earthquakes in the region. One of them is the M7.8 earthquake that occurred on October ...

Oleh: Yustin KAMAH;Jatmiko Prio ATMOJO;Yunis A. LATIF

Abstraksi : Geothermal system in Lahendong field was formed relating to regional tectonic activities around North Sulawesi and Maluku islands. Some recent volcanic actives around the area indicate the tectonic activities still ongoing. Hydrothermal activities in Lahendong were shown by both active and unactive ...

Oleh: Taku Okamoto;Shogo Narahara;Muhammad Amin;Yasushi Arakawa;Teguh Suroso

Abstraksi : The MDRS (Multi-dip Reflection Surface) method developed by JGI, Inc. is an alternative stacking method based on the CRS (Common Reflection Surface) technology. This method not only can improve the S/N of data, but also can offer high fidelity of wavefield representation. In a conflicting dip ...

Oleh: Rudy Prihantoro;Has Priahadena;Edi Pramono;Keshan Apriliyanthy;Muhammad Yunus

Abstraksi : Magnetotelluric (MT) is a passive electromagnetic (EM) method that measure natural variations of electric and magnetic vector fields at the Earth surface to map subsurface electrical resistivity structure. In certain circumstances, when the lateral resistivity is varying only in one lateral ...

Oleh: Alwidya A. Safitri;Irwan Meilano;Hasanuddin Z. Abidin;Joni Efendi

Abstraksi : As the longest fault in West Java, Cimandiri Fault still does not have evidence of fault activity such as great earthquake in the past recent years. Cimandiri Fault is running in the direction from Pelabuhan Ratu, passing Sukabumi, Cianjur, and Padalarang. As located in the dense populated areas, ...

Oleh: Ferry Syafrian;Tri Sunarno Irianto;Muhammad Muslimin;Budi Eka Nurcahya;Sudarmaji

Abstraksi : In an effort to increase oil production in the Lirik-Sago Field, Pertamina EP Asset 1 do advanced processing of 3D seismic data of Lirik-Sago field which had done by the method of continuous wavelet transform (CWT). The processing results in the form of seismic attribute called time-frequency ...

Oleh: Himawan Sutanto;Junita Trivianty Musu

Abstraksi : Determination of depositional environment of sedimentary rock can be done in various ways. The standard technique is to approach microfossils, which is very common for certain microfossils used as identifier for particular depositional environment. However microfossil approach has limitations when ...

Oleh: Kusnadi;Junun Sartohadi;Chris Hecker

Abstraksi : One of features that increase during volcanic event is fumaroles temperature. The advance of remote sensing can detect a thermal anomaly within the volcano. It is safe, low cost and not time consuming. The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Thermal Infrared (TIR) ...

Oleh: Jatmiko P. Atmojo;Muhammad Y. Kamah;Yunis A. Latif;Djedi S. Widarto

Abstraksi : Lumut Balai geothermal field is located in a part of area of Semangko fault zone. Geothermal system is formed by the heat source from volcanic activity that showed by the hydrothermal processes in fracture zones. Study of patterns and kinematics of geological structures using satellite images ...

Oleh: Athur Y Herwindya;Arnold Dannari;Adam B Nugroho;Wahyu W Pandoe

Abstraksi : Tsunami Aceh natural disaster in 24 december 2004 is the international disaster. This natural disaster has killed many people and damanged infrastructur in Aceh. Since that, Goverment of indonesia tries to figure out how to response in order not to repeat again in the future. BPPT as an agency who ...

Oleh: Muhammad Dhafit Muhsin;Cut Syarlitha Rahmayuna;Angga Direzza

Abstraksi : The discovery of potential sandstone layer of Talang Akar Formation at Safir area around the end of 2013 proves that there are still great potential hydrocarbon reserves in Cipunegara Sub-Basin, North West Java Basin. Reservoir characterization is to be conducted to map the potential reserve size. ...

Oleh: Hidayattul Hendra;Sukma Djuwandi;Bonni Andrian;Amalia Azlin;Rayuli Wulandari;Rama Pranajaya

Abstraksi : The oil produced from Sihapas sand reservoir in West Area fields, Central Sumatera Basin CPP Block, shows difference properties rather than the oil produced from other fields, though as far as known, they are generated from the same source rock, Bengkalis Trough. The characteristic of oil produced ...

Oleh: Aning Haryati;Kosasih Prijatna;Irwan Meilano

Abstraksi : Earth tides signal can be detected with GNSS, this study use Continuous Global Positioning System (CGPS). To get Earth tides signal, Kinematic Precise Point Positioning (KPPP) method is used. International Earth Rotation and Reference Systems Service (IERS) model is used to compare between Earth ...

Oleh: Sonny Aribowo;Lina Handayani;Nugroho D. Hananto

Abstraksi : Outcrop scale observation of the uplifted sequences had been conducted in the Simeulue Island in order to understand the origin of the forearc high island in northern Sumatra. There is a possibility that the uplifted stratigraphic units in Simeulue Island might not be a part of an accretionary ...

Oleh: Adi Gunawan;Rian Cahya Rohmana;Visitasi Femant

Abstraksi : Indonesia has complete geological objects such as outcrops (igneous rock, sedimentary rock, metamorphic rock and pyroclastic rock), mineral deposite, active and non-active volcano also geoheritage as Indonesia precious assets. However, there is obstacle that the lack of specific application to ...

Oleh: Yoel Marthen;Nur Amalia Putri;Aulia Kharisma Nugraha;Sukir Maryanto

Abstraksi : Gravity research have been done in Tiris geothermal prospect area, Probolinggo district. Geothermal manifestation in this area appear as the hot springs in the edge of Pekalen River that lies between Lamongan Volcano in west and Argopuro volcano in east. Allegedly these manifestation are controlled ...

Oleh: David Ontosari;Prawita Tasya Karissa;Medianto Tjatur;Hamzah Lating;Rushelan Sudharna;Komang Astika

Abstraksi : Indonesia lies at the heart of the Coral Triangle, a region that is home to the richest Holocene marine biodiversity on Earth. The Coral reefs in Indonesia are geologically diverse, including island arc fringing reef, continental shelf platform reef, to other coral reef ecosystems associated with ...

Oleh: Pingkan Yessica;Rian Cahya Rohmana;Iqbal Fardiansyah;Octavika Malda;Agung Budiman;Leon Taufani

Abstraksi : Applications of geomorphology have been widely utilized to reveal depositional system, reservoir geometry, and sedimentary processes. High-resolution seismic imaging provides visualization towards paleogeographic aspects of a basin. However, the cost for such technology will be relatively high ...

Oleh: Muhammad Alwi;Rian Novico;Khairul Ummah;Mokhammad Puput Erlangga;Dythia Prayudhatama

Abstraksi : One of the common challenges for seismic interpreters in Indonesia is dealing with below seismic resolution of thin layers reservoir with limited data availability, like what we have encountered on some seismic lines in Brantas Block onshore area, especially on TGA field. TGA reservoir type is thin ...

Oleh: M. Fakhri Auladana;M. Irwan Pernando N;Prasma Feby R.;Asterina Grace;Disa Bambelia U;Yudi N. Ihsan

Abstraksi : Fossil energy as main energy resources will be ran out if there is no discovery of new fields. This challenges scientists and engineers to find new energy sources, which is known as unconventional energy. Gas hydrate, one of unconventional energy which has good prospect, is an icelike crystals ...

Oleh: Benediktus Ivoni;Imam Farchan Bagus Romario;Michi Oktaviana;Anisa Nevi Saerina

Abstraksi : Candi Borobudur merupakan cagar budaya nasional yang dibangun pada abad 700 masehi yang dibangun pada zaman Dinasti Syailendra. Secara geografis, Candi Borobudur terletak di Desa Borobudur, Kabupaten Magelang, Provinsi Jawa Tengah. Minimnya penelitian tentang riset pada candi ini menyebabkan ...

Oleh: Halmi Insani;Unggul Prasetyo Wibowo;Erick Setiyabudi;Iwan Kurniawan

Abstraksi : A splendid state of preservation maxilla of hippopotamuses fossil was unearthed from Subang area, West Java, Indonesia. The diagnoses of this extinct species are supposedly able to unveil the sphere of paleogeographical distribution of semi-aquatic habitat fauna in Java diachronology during ...

Oleh: Dwi Febriana Rochmah;Lucky Kriski Muhtar;Tika Yuli Astuti;Sukir Maryanto;Adi Susilo

Abstraksi : Surface irregularities in the vicinity of gravity station can exert upward or downward pull on the gravimeter. To obtain better data, geophysicists used terrain correction to reduce topography effect toward gravity measurement. One of approaching tool to calculate terrain correction in gravity ...

Oleh: Suwondo;Dwi Hendro Heru Nugroho;Andi Krisyunianto;Andang Bachtiar;Armein Suleiman;Warto Utomo

Abstraksi : Pulaulaut Island situated in South Kalimantan Province as part of Asem-asem Sub-Basin. The Asem-asem Sub-Basin is one of frontier basin. This paper discussing of several studies including surface geological investigation and subsurface review to give us good overview of geological understanding in ...

Oleh: Imam Farchan Bagus Romario;Dewi Mindasari;Rachdian Eko Suprapto;Muhammad Azka Yusuf

Abstraksi : Kerek formation is one of middle-late miocene formation in Kendeng Basin, Java Island. Kerek formation is interpretated as back arc basin system with turbidity sediment product of deep marine depositional environment. Our main purpose in this research is to identify a new sedimentation model which ...

Oleh: Dimas Aji R. Prawiranegara;Fauzan Eka Saputra

Abstraksi : North Serayu Basin still hide mysteries and not yet fully understood. This area has seen a lack of exploration, this contrasts with the facts that numerous petroleum seepages. This condition is caused North Serayu basin has a unique tectonic, it has some periods and diverse tectonic pattern. ...

Oleh: Aldis Ramadhan;Alexis Badai Samudra;Enik Puji Lestari;Jaenudin;Sugiono;Julian Saputro

Abstraksi : Tempino - Kenali Asam area has an important role in the exploration and production history in South Sumatera Basin, especially in Jambi Sub-basin. Yet, there are still many exploration opportunities lies in this mature area and the detailed understanding of basin evolution in this area will affect ...

Oleh: Humbang Purba;Julikah;Moch Syaifudin;Andri Wibowo;Pradityo Riyadi

Abstraksi : the wavelet transform incorporating elements of Empirical Mode Decomposition (EMD). However, this method uses a different approach in constructing the signal components than EMD itself. It is used for characterizing non-stationary signal which time-frequency (TF) analysis (Short Time Fourier ...

Oleh: Fitri Cahyaningtyas;Randitya Angga Widiardimas

Abstraksi : Geophysical methods is one of the effective methods in the quest for the ground water beneath the surface of the river flow. One method that is often used in geophysical exploration activities groundwater is a method of electromagnetic VLF (Very Low Frequency). This method utilizes electromagnetic ...

Oleh: Rudy Prihantoro;Has Priahadena;Keshan Apriliyanthy;Muhammad Yunus

Abstraksi : Geophysical software/application as a tool for data processing and interpretation is often limited to certain platform/operating system in which the application is being installed. Recent advancement of web technology has enabled an application to be run on web browser, as a web application, with ...

Oleh: Mohamad Nur Heriawan;Fadhlan Adit Rachmawan;Syafrizal;Anton Perdana

Abstraksi : Drillings and sample analysis are a part of exploration activities that requires large cost and very important toward exploration success. Optimum steps are needed in selecting drilling pattern and sampling technique in exploration. Fan drilling pattern is one of drilling pattern that has its own ...

Oleh: Unggul Prasetyo Wibowo;Erick Setiyabudi;Iwan Kurniawan;Halmi Insani

Abstraksi : Fossil vertebrates, in particular proboscidean, have become an important tool in the reconstruction of routes migration, adaptation and evolution (Charles and Hooijer, 1973). A number of genera from Indonesian region belonging to the order proboscidea have been identified in deposits. It is ...

Oleh: Sastranegara Tofan;Sotarduga Sahat;Imam Baru Raharjo

Abstraksi : Inversions of gravity data need an appropriate initial model in order to guide the process to produce a reasonable subsurface model. Formation Micro Scanner ( FMS) are useful to give information, especially to delineate the fault type and its orientation. Based on this information, an inversion ...

Oleh: Irwan Gumilar;Muhamad N. A. Basith;Hasanuddin Z. Abidin;Nia Haerani

Abstraksi : Terrestrial Laser Scanner (TLS) is a relatively new positioning method in geodesy. TLS is able to obtain the position of the object points (point clouds) in a huge amount and high precision in a relatively short time. This method can be applied in many applications such as: in mining, architecture, ...

Oleh: Philips Bramantia Mudamakin;Ariska Rudiyanto;Supriyanto Rohadi;Rizki Amalia

Abstraksi : Based on earthquake data over the past 29 years, there were 191 events were felt in the region of Karangkates, Malang. The aim of this study is to determine the trend of dynamic response of the frequency for Karangkates Dam, Malang. This study uses primary data, perform data retrieval directly at ...

Oleh: Julius Sunarta, Su Chonghua, Sun Pengxiao;Dwandari Ralanarko;Futiha Afi;Heri Gunawan;Pranowo Nugroho;Ratih Muliani

Abstraksi : The Intan Field is a Northeast-Southwest trending, faulted, anticlinal feature located on the northwest flank of the Asri Basin. Most of the structure lies on the up thrown South side of a major normal fault. Two structural lobes with different oil water contact have been identified in this area. ...

Oleh: Mirzam Abdurrachman;Sri Widiyantoro;Bambang Priadi;Muhammad Zaky Abdul Alim;mran Hakim Dewangga

Abstraksi : Previous Wadati-Benioff Zone (WBZ) model in Java and Sumatra is difficult to explain the variation of volcanic pattern in these two islands. Active volcanoes from west to east Java have theur own peculiar pattern. Some volcanic positions are not aligned and have different distances from the ...

Oleh: F. Dian Indrastomo;I Gde Sukadana;Asep Saepuloh;Agus Handoyo H

Abstraksi : Mamuju Region in West Sulawesi, Indonesia is a “green” field area of uranium/thorium in Indonesia. High radiometric concentrations were located in Adang Volcanic Rocks. This formation is grouped as basaltic to intermediate rock and composed by lava, pyroclastic rocks, and tuff. Regional field ...

Oleh: Rismauly Sitinjak;Sung Hwan Yuh;Hilfan Khairy;Samuel Ruiz;M. Adam Cepi

Abstraksi : Handil field is located on delta plain depositional environment with several qualifications; channel sand bodies are either multi – story channels with a thickness of 20 to 40 meters, many single channels with a thickness of 10 to 15 meters, and distributary channels deposits gave mouth bars with ...

Oleh: Ronaldo Irzon;Hamdan Z. Abidin;Purnama Sendjadja;Kurnia;Imtihanah

Abstraksi : Bintan Island, Kepulauan Riau Province, have Triassic granitoid intrusion which grouped in the Main Range Granite Province of South East Asia. The granitoid units dispersed to exceed 30% of the rock units in the Bintan Island. Megascopically, some different colour of granitoids could be found. ...

Oleh: Titin Sumarni;Budi Prasetyo;Abdul Mutalib Masdar;Gaynor Paton;Randy Peter

Abstraksi : As global oil and gas companies move towards cost-effective and time saving methods, it becomes more important to maximise and extract as much information as we can from the existing seismic data before acquiring new data. This is including 2D seismic data. Sometimes the quality of the 2D seismic ...

Oleh: Oto Gurnita PMP

Abstraksi : Pertamina Hulu Energi (PHE) Offshore Northwest Java LIMA Field is experiencing continuous sea bed subsidence at a rate of 0.15 meter/year resulting in serious operational risk at LIMA Flowstation. The subsidence has reduced the air gap between platform decks to sea level up to 3 meters from the ...

Oleh: Nanang Sahroini;Winardi;Hanto Yananto

Abstraksi : PHE ONWJ developed new APN-E/F gas fields in 2011 – 2012, namely the APNE-A, APNE-B, and APNF. One of the critical scopes of this project was subsea tie-in work, which was the biggest risk to be managed. This tie-in work was a part of the key success milestones that would affect the overall ...

Oleh: Tigor M. Hutabarat;Steve Adrianto;Sekita Dasbi Sembiring

Abstraksi : Maleo Producer MOPU which originally owned by Global Process System Dubai was converted from jack up drilling to become Maleo Mobile Production Unit and rented by Santos (Madura) from PT Radiant Utama Interinsco (PT RUI). Since 2006 GPS and RUI have operated it in Maleo field to produce gas 110 ...

Oleh: Paulinus Sitanggang;Reza Ismaniar

Abstraksi : For export pipeline crossing deepwater environment, the geohazard concern is mainly located at continental slope, within water depth transition from the shelf break (less than 200m) to continental abyssal plain (more than 1000m). Significant slope gradients, various seabed features, shallow ...

Oleh: Tonny Soeharsono;Yupito Prionggo Digdo;0;0;0;0

Abstraksi : KLA flow station is one of the major oil and gas producers in the PHE ONWJ area with a normal gas production of 32?38 MMSCFD and a normal crude oil production up to 4000 BOPD. The crude oil from KLA and KLB platforms are produced by using in?situ gas lift from gas source wells and currently, the ...

Oleh: Ricky L.Tawekal;Mirza Mahendra;Banarwoto;Fentarie Gumilang;Defrinaldo;Suyidno

Abstraksi : This paper addresses the development of Risk Based Underwater Inspection (RBUI) for aging offshore platforms in Indonesia. It is also has objective to provide recommended practice for the RBUI program of existing fixed offshore platforms as an alternative for conventional time-based underwater ...

Oleh: Noezran Azwar;Zulkifli Husin

Abstraksi : Decision analysis for oil and gas development field is an interesting topic that many professionals from engineers, finance managers to Government like to discuss. Decisions for oil and gas field development not only determine the direction and course of thousand to billions of dollars but also ...

Oleh: Jose Esteve;Jerome Floury;Andi Taufan Marimba

Abstraksi : Asset Integrity Management can be a very broad concept for which several solutions are available covering different systems that make part of an offshore asset. One of such systems that is sometimes neglected, from the authors experience is the overall structures. Therefore this paper will ...

Oleh: Yogi Sirodz Gaos;Candra DamisWidiawati;Nunus Subardiyono;Mamat Rahmat

Abstraksi : Shell and tube heat exchanger is the most common type that used in power plant system, mining, industry and other section. In this type, oil flows in one pass inside shell and water crosses two pass inside tube (two pass heat exchanger). Oil behaves as a hot fluid while the water serves as cold ...

Oleh: Eko Charnius Ilman;Ricky Lukman Tawekal

Abstraksi : Subsea pipeline in extreme conditions due to high pressure and high temperature (HP/TP) can lead to large deformation, so strain-based criteria can be taken as a design consideration. In this research, buried and partially buried subsea pipeline is modeled and analyzed under operating conditions. ...

Oleh: Yananto;Hanto

Abstraksi : Some Oil and Gas fields in Indonesia, particularly in offshore have not been explored due to field economics. The absence of a thorough study of a potential development in the entire reservoir at a Production Working Area contributes the high cost of the development. The "XYZ" field would be the ...

Oleh: Ahmad Taufik

Abstraksi : Most of oil and gas industries in Indonesia has implemented risk based inspection and maintenance (RBI &M) for managing their mechanical and pressurized system in the plant both for onshore and offshore facilities. While for pressure vessels and piping the API 581 is used, for valves with having ...

Oleh: Benyamin Sapiie;Eko Yoan Tureno;Derry Afriansyah;Octarian Iskandar

Abstraksi : Recently, Pre-Tertiary Basement Fractured Reservoir becomes one of the main focuses of exploration target in Sumatra basins. Because, several new exploration drilling targeted basement fractured successfully found evidence of hydrocarbon. However, understanding behavior and fractures distribution ...

Oleh: Aldis Ramadhan;Alexis Badai Samudra;Enik Puji Lestari;Jaenudin;Sugiono;Julian Saputro

Abstraksi : Tempino - Kenali Asam area has an important role in the exploration and production history in South Sumatera Basin, especially in Jambi Sub-basin. Yet, there are still many exploration opportunities lies in this mature area and the detailed understanding of basin evolution in this area will affect ...

Oleh: Dedi Yusmen;Budi Sunarto;Deci Zulvi Amelia

Abstraksi : WA ‘K’ located in Central Sumatra Basin with a total area of 469 km² and administratively located in Riau Province. WA ‘K’ consists of 25 producing fields, i.e. 12 production fields and 13 non-production fields with original oil in place of 200.4 mstb and upside potential (in place) ...

Oleh: Asrizal;J.Sirait;E.Widijanto

Abstraksi : Grasberg Open Pit mining operated by PT Freeport Indonesia. The deposit is associated with volcanic rocks and quartz monzodiorite intrusions that form an igneous complex. The Grasberg Igneous Complex (GIC) is host to a porphyry Cu-Au deposit with totally 1,191 million tonnes ore reserves at 0.99 % ...

Oleh: Ridjvandra Ranjani;A.M Putra Agung;Vialleno Victoriya Supit

Abstraksi : Kutai Kartanegara, East Kalimantan known as one of famous domestic and foreign tourism destination with nature tourism object, culture and modern tourism object. This case has already proven that 75.970 tourist visiting (Dinas Budaya Pariwisata Kukar, 2013). The aims of this study for promotion in ...

Oleh: Arief Riyanto;Risvan Dirza;Desi Mahdi

Abstraksi : In 2013, Indonesia’s gas reserve is estimated constitute 1.6% of world gas reserves. This reserve is sufficient for 50 years with the current consumption rate. However, domestic gas market is significantly increased within the last decade to satisfy many strategic industry and major gas power ...

Oleh: Wiwit Suryanto;Achmad Gunar Saadi;Eddy Hartantyo;Ade Anggraini;Wahyudi

Abstraksi : Continuous earthquake monitoring data can be used to determine (1) the distribution and the position of the earthquake sources, (2) the mechanism of the earthquake source and (3) the dynamics of the source beneath the earth's surface. In addition, micro-earthquake data can also be used to (4) ...

Oleh: Yudi Syahnur

Abstraksi : Spatial Data, also known as geospatial data, is information about a physical object that can be represented by numerical values in a geographic or projected coordinate system (Surve & Kathane, 2014). Conceptually, Spatial Data can be described as Points, Lines, Areas, Surfaces or Volumes that are ...