EAGE-HAGI 1st Asia Pacific Meeting on Near Surface Geoscience and Engineering

Yogyakarta, 9 – 13 April 2018

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Curran Associates, Inc. 57 Morehouse Lane Red Hook, NY 12571 USA Phone: 845-758-0400 Fax: 845-758-2633 Email: [email protected] Web: www.proceedings.com TABLE OF CONTENTS

HISTORY MATCHING OF PRODUCTION AND GEOPHYSICAL DATA USING ENSEMBLE SMOOTHER WITH MULTIPLE DATA ASSIMILATION...... 1 W. Zelong, T. Haifa, Z. Lv, Q. Liu

PRELIMINARY RESULT OF HYDROGEOCHEMISTRY STUDY IN THREE MAJOR SPRINGS IN BOYOLALI, CENTRAL , INDONESIA ...... 5 B. Pratiwi, D. Putra

DEVELOPMENT OF SOIL ELECTRICAL CONDUCTIVITY (SEC) MODELLING FOR SLOPE ASSESSMENT IN PENANG, MALAYSIA ...... 10 A. Bery

CASE STUDIES: IDENTIFICATION OF SUBSIDENCE PROBLEM USING ELECTRICAL RESISTIVITY IMAGING...... 15 N. Yunus, M. Arifin, K. Rahim

TRAVEL-TIME TOMOGRAPHY IMAGING AROUND SINABUNG VOLCANO DURING 2010- 2017 ERUPTION PERIOD...... 20 A. Sasmi, W. Suryanto

APPLICATION OF MAGNETIC RESONANCE FOR FORMATION PRESSURE TESTER AND STIMULATION OPTIMIZATION IN CARBONATE RESERVOIR...... 24 C. Nugroho, L. Viet, S. Al-Turkey, M. Ibrahim

IDENTIFICATION OF HEAT SOURCE AND ALTERATION ZONE OF PARANGWEDANG GEOTHERMAL SYSTEM USING MAGNETIC METHOD...... 29 M. Zakaria

EVALUATING PROBLEMATIC LANDSLIDE-RISKED SITE USING HYDROGEOPHYSICS, ISOTOPE AND CONVENTIONAL HYDROLOGICAL TECHNIQUES ...... 33 L. Mejus, M. Hashim, R. Yaccup, M. Azmi, J. Daung, M. Mustaffa, K. Mohamad, M. Zulkurnain, T. Alkhamaiseh

GEOTOURISM DEVELOPMENT PLANNING IN PALEOBOTANY PARK MERANGIN...... 38 A. Bobbybuana, S. Dwiputri, M. Pribadi, R. Puteri, I. Azizah, A. Fath, B. Ansori, A. Sidik, D. Saputra

AUDIOMAGNETOTELLURIC SURVEY TO CHARACTERIZE THE GEOLOGICAL FEATURES OF MERREN VALLEY SITE, PAPUA, INDONESIA...... 43 S. Arjuna, A. Pringgoprawiro, A. Syukri

DAMAGE ZONE MAP DUE TO EARTHQUAKE ON MAY, 27TH 2006 IN THE AREA OF THE OPAK RIVER, BASED ON MMI SCALE...... 48 P. Nurhayati, A. Banuzaki, B. Simorangkir, I. Ilmawan, D. Putra

TWO-DIMENSIONAL MAGNETOTELLURIC MODELING BASED ON BI-TREE MESH ...... 53 M. Li, Z. Zhang, M. Xin, S. Xie

GEOTHERMAL CONTROL SYSTEM WITH ESTIMATED DISTRIBUTION OF RESISTIVITY VALUE USING AMT METHOD IN UNGARAN AREA...... 58 A. Gilang, A. Yuliwardana, A. Assidhiqie

GEOLOGY AND GEOPHYSISC TO DISCOVER CU-ZN MINERALIZATION IN PURWOHARDJO AREA, WONOGIRI REGENCY, ...... 63 V. Harefa, R. Hidayah, B. Prabowo, D. Aminulloh, R. Yudha, B. Dilianto

SINKHOLE IDENTIFICATION IN KARST AREA THROUGH APPLICATION OF JOINT INVERSION OF SEISMIC REFRACTION AND ERT ...... 67 M. Hibatullah, A. Pasaribu, M. Hibatullah, F. Aisha

APPLICATION OF THE BILATERAL FILTER TO IMPROVE DERIVATIVE BASED LINEAMENTS ENHANCEMENT APPROACHES...... 71 J. Wang, X. Meng

LITHOLOGY AND PETROPHYSIC VARIATIONS OF CARBONATE RESERVOIR USING ROCK TYPING: ANALOGUE STUDY IN PONJONG, YOGYAKARTA...... 76 I. Ramadhan, A. Perdana, P. Herianto, R. Hidayat

GEOLOGY AND HYDROTHERMAL ALTERATION IN CIBEBER PROSPECT, : A PRELIMINARY STUDY ON AU-AG-BASE METAL SULFIDE DEPOSIT ...... 81 C. Dana, S. Masti, F. Yuniardi, I. Meak, A. Idrus

CSAMT INVESTIGATION FOR GEOLOGICAL STRUCTURES IN A HLRW PRESELECTED SITE...... 87 Z. An, Q. Di, C. Fu, Z. Wang

SITE INVESTIGATION USING RESISTIVITY SURVEY TO INVESTIGATE POSSIBLE SLIME DEPOSIT IN EX-TIN MINING AREA...... 92 H. Hussin, M. Ariffin, T. Jamaluddin

GEOMAGNETIC INVESTIGATION TO DELINEATE HEAT SOURCE OF GEOTHERMAL POTENTIAL IN JAMBI SUB-BASIN ...... 97 A. Bobbybuana, F. Randitama, V. Afrional

DETERMINATION OF PEAK GROUND VELOCITY OBSERVATION AS GEOHAZARDS PARAMETER IN NORTH SULAWESI...... 101 R. Priadi, D. Pratama, R. Kurniawan

2-D TIME-DOMAIN WAVEFORM INVERSION USING GAUSS-NEWTON METHODOLOGY IN ELASTIC MEDIA, CASE STUDY: COMPLEX MARMOUSI2 MODEL...... 106 B. Hardi, T. Sanny

COMPARISON ANALYSIS OF SUBSURFACES SURVEY BETWEEN GEOPHYSICS METHOD AND GEOTHECNICAL METHOD (SPT)...... 111 A. Wafi, M. Rizki, R. Arief, P. Sasmito

DETERMINATION OF SLIP SURFACE AREA USING GEOELECTRIC , MASW, AND SOIL MECHANICS DATA IN CIMUNCANG VILLAGE, ...... 117 R. Wibowo, B. Mulyatno, M. Romosi, A. Zaenudin

PRELIMINARY 1D PS MODELLING TO EVALUATION OIL GENERATION IN WICHIAN BURI SUB-BASIN...... 122 C. Chaiyasart, P. Giao

A-VALUE AND B-VALUE AS BASIC CALCULATION SEISMICITY INDEX, REPEATED PERIOD, AND VULNERABILITY OF EARTHQUAKES ...... 127 A. Arimuko, F. Yoan, S. Rohadi, K. Wulur

INTEGRATING GEOPHYSICS, GEOLOGY, AND GEOCHEMISTRY METHODS FOR SHALLOW BIOGENIC GAS EXPLORATION IN INDONESIA ...... 131 Z. Firdaus, R. Muammar, D. Ralanarko

THE INFLUENCE OF FOCAL MECHANISM TO THE TSUNAMI WAVE HEIGHT OF THE SIMEULUE ACEH EARTHQUAKE ON APRIL 11, 2012...... 136 U. Nurdiana, F. Purnamasari, A. Nurokhim

VOLUMETRIC CALCULATION BASED ON COMPARATIVE RESISTIVITY IMAGING ANALYSIS BETWEEN MARQUADT AND OCCAM INVERSION...... 140 A. Furkhan, A. Adipta, W. Giamboro, Y. Yatini

SURFACE DEFORMATION MONITORING OF MT. AGUNG BY SENTINEL-1 DINSAR ...... 145 N/A

3D JOINT INVERSION OF GRAVITY AND MAGNETIC DATA BASED ON STRUCTURE SIMILARITY OF NODE PHYSICAL PROPERTY MODEL...... 149 S. Li, N. Wang, X. Meng, J. Wang

SEISMIC WAVE MODELING OF NUMERICAL DISPERSION USING CROSS-RHOMBUS STENCIL ...... 154 A. Sonya, T. Sanny

SURVEYING THE LAYERS OF PAVEMENT USING GROUND-PENETRATING RADAR ...... 159 K. Onishi, H. Kisanuki, T. Ogahara, T. Inazaki

LARGE 3D RESISTIVITY AND IP MEASUREMENT OF THE SÉCHILIENNE LANDSLIDE USING THE FULLWAVER SYSTEM ...... 164 C. Truffert, P. Nevers, M. Lajaunie, J. Malet, C. Bertrand, J. Gance, O. Leite

LANDSLIDE IDENTIFICATIONS BASED ON GEOLOGY AND GEOELECTRICITY MAPPING ANALYSIS...... 168 L. Daryono, A. Hendratno, M. Nukman, E. Hartantyo

INTEGRATED REMOTE SENSING AND GEOLOGICAL MAPPING TO IDENTIFY LANDSLIDE PRONE ZONE IN LOANO, PURWOREJO, CENTRAL JAVA...... 174 S. Mahandani, I. Puta, A. Hirawan, R. Abbas, A. Titisari

IDENTIFICATION OF LANDSLIDE VULNERABILITY USING SEISMIC REFRACTION AND MASW : STUDY CASE IN KULONPROGO, INDONESIA ...... 179 H. Mahandani, K. Brotopuspito, A. Anggraini

THE POTENTIAL DEVELOPMENT OF RAJABASA GEOTHERMAL MANIFESTATIONS IN KALIANDA INTO GEOTURISM AREA IN SOUTH LAMPUNG...... 184 M. Addiansyah, R. Linggadipura, A. Krestanu, M. Prasetyo

ESTIMATION OF AVERAGE ELECTROMAGNETIC WAVE VELOCITY IN TREE TRUNKS FOR THE REFLECTION IMAGING BY GPR...... 189 K. Takahashi, K. Aoike

EARTH MATERIAL AS SUPPORTING TOOL IN LEGAL CASE INVESTIGATION AND THE ROLE OF GEOSCIENTIST IN DISCLOSING THE CRIMINAL ...... 194 R. Thabrani

MERANGIN PALEOBOTANY PARK: GEOLOGICAL ASPECTS AND CHARACTERISTICS ...... 198 M. Fitri, W. Zahar

CONDUCTIVITY-DEPTH IMAGING OF SEMI-AIRBORNE TRANSIENT ELECTROMAGNETIC DATA ...... 203 X. Wang, X. Yu

MAGNETOTELLURIC 1D INVERSION USING GRID-SEARCH AND MONTE CARLO METHODS...... 208 S. Maulinadya, H. Grandis

NEAR SURFACE PASSIVE SEISMIC HVSR SURVEYING FOR MINERAL EXPLORATION, REGOLITH MAPPING AND OTHER APPLICATIONS...... 213 D. Stannard, J. Meyers

IP-RESISTIVITY FOR SHALLOW GOLD EXPLORATION. CASE STUDY: "UBITS" BLOCK, POHUWATO DISTRICT, GORONTALO PROVINCE...... 218 V. Prasetyo, P. Aripin, A. Ismanto, M. Lubis

INVESTIGATION OF THE STRUCTURAL CONTROLLED MINERALIZATION: INTEGRATED GEOLOGY, GEOPHYSICS AND REMOTE SENSING IN KULONPROGO...... 222 B. Prabowo, V. Harefa, S. Senduk, A. Wowor, Y. Tae, R. Seran

CHARACTERIZATION OF MICROTREMOR FOR THE IDENTIFICATION OF SUBSURFACE RIVERS AT KEDUNG BANTENG, PACITAN, INDONESIA ...... 227 P. Chemistra, A. Bahri, W. Utama, A. Widodo

UTILIZING OIL AND GAS INDUSTRY DATA TO UNDERSTAND DEEPLY TARAKAN EARTHQUAKE ...... 232 H. Indrajaya, T. Usman, S. Nuratmaja

DETERMINING GROUNDWATER RECHARGE POTENTIAL ZONE IN YOGYAKARTA: REMOTE SENSING AND GIS APPROACH ...... 237 A. Banuzaki, L. Pratiwi, G. Ikhwanushova, A. Setianto

COMPARISON OF TRANSIENT ELECTROMAGNETIC AND DC RESISTIVITY FOR AQUIFER LAYER IN CISARUA, BANDUNG BARAT REGENCY ...... 242 A. Laesanpura, D. Dahrin, W. Warsa, W. Parnadi, D. Abdurrahman, I. Yogi, R. Marthen

INTEGRATION OF HIGH RESOLUTION GEOELECTRICAL RESISTIVITY AND REFRACTION SEISMIC PROFILING FOR EXPLORATION OF GROUNDWATER...... 247 S. Lee, A. Rafek, M. Zakariah

A VIABLE ECO-FRIENDLY SOLUTION TO MEET INDIA’S GROWING ENERGY NEEDS...... 251 S. Sharma

PREDICTION OF CAPROCK AND STRUCTURE OF CANDI GEDONGSONGO GEOTHERMAL SYSTEM FROM AMT DATA ...... 256 N. Alviandari, Yatini, F. Sulistyo, A. Suprobo, M. Rizki, B. Baihaqi, T. Yudhanto

MAGNETOTELLURIC PHASE TENSOR APPLICATION TO GEOTHERMAL MODELLING...... 261 A. Laksono, W. Anggraini, B. Mulyatno, C. Iskandar

GEOLOGY , GEOCHEMISTRY AND GEOPHYSICS OF GUCI GEOTHERMAL PROSPECT AREA, CENTRAL JAVA...... 267 E. Gaffar, H. Permana, Y. Sudrajat, S. Indarto, H. Bakti, H. Nurohman

DEPTH PREDICTION OF GRAVITY DATA BY USING CONTINOUS WAVELET TRANSFORM ...... 272 I. Palupi

MINERALIZATION SYSTEM WITH MAGNETIC METHOD IN KLUWIH, PACITAN, CENTRAL JAVA ...... 276 Fatimah, M. Isnanto, V. Asqueli, A. Lavanto

GROUND MAGNETIC SURVEY FOR SHALLOW IRON ORE PROSPECTING...... 281 H. Grandis, P. Sumintadireja

INTEGRATED GRAVITY AND AMT SURVEY IN EXPLORATION OF PRIMARY TIN DEPOSIT ...... 286 K. Apriliyanthy, M. Yunus

ANALYSIS OF MICROZONATION SEISMIC VULNERABILITY INDEX AROUND REPAKING VILLAGE, BOYOLALI, CENTRAL JAVA USING HVSR METHOD ...... 291 S. Widita, M. Kurniado, M. Girash, T. Imaka

COMPREHENSIVE ANALYSIS OF MICROTREMOR DATA TO IDENTIFY POTENTIAL LANDSLIDE (STUDY CASE : KM23 PONOROGO-TRENGGALEK ROAD)...... 296 B. Ramadhany, S. Sungkono, A. Rohman, D. Warnan, S. Lestari

SUCCESSTIVITY OF FREQUENCY RATIO TO PREDICT LANDSLIDE, STUDY CASE DAERAH ISTIMEWA YOGYAKARTA AND SURROUNDED AREA ...... 301 L. Pratiwi, A. Setianto, Y. Nusantara, A. Warman

ESTIMATION OF AQUIFER PROPERTIES USING SURFACE BASED ELECTRICAL RESISTIVITY TOMOGRAPHY...... 306 T. Fadilah, L. Gross, R. Schaa

IDENTIFICATION OF UNDERGROUND CAVE USING RESISTIVITY METHOD AT AN EDGE OF RIVER DEPOK WEST JAVA ...... 311 M. Rosid, F. Muhtadi

RESISTIVITY METHOD WITH WERNER-SCHLUMBERGER CONFIGURATION TO ANALYSIS SEAWATER INTRUSION AT TELUK BETUNG AREA, LAMPUNG ...... 315 Taufiq, H. Mega, A. Zaenudin

THE GROUNDWATER SURVEY BY USING RESISTIVITY METHOD AND ITS APPLICATION IN THE REPUBLIC OF RWANDA ...... 319 K. Nakamura, T. Aizawa, S. Matsuda

SEARCH FOR AND INVESTIGATION OF VOLCANOES WITH GRAVITY SURVEYS...... 324 J. Mrlina

SEISMIC LAHAR CHARACTERISTICS OF MERAPI VOLCANO POST 2010 ERUPTION...... 329 Sulistiyani, A. Nandaka, Nurudin

HYPOCENTERS RELOCATION USING DOUBLE DIFFERENCE METHOD AROUND MOUNT AGUNG, BALI...... 334 E. Ulfiana, R. Sipayung

SPECTRA ANALYSIS FOR SOURCE DYNAMIC IDENTIFICATION OF DEEP VOLCANO TECTONIC UNDERNEATH MOUNTH SINABUNG, NORTH SUMATERA...... 338 K. Brotopuspito, T. Kusmita, H. Triastuty

IDENTIFICATION OF DISTRIBUTION AND CALCULATION OF MANGANESE RESERVES FROM VLF AND IP METHOD IN PENGASIH, YOGYAKARTA...... 343 M. Zakaria

3D ERT/IP IMAGING FOR SULFIDE MINERALIZATION OVER PROTEROZOIC METAVOLCANICS IN DHANJORI BASIN, EASTERN SINGHBHUM, INDIA...... 348 A. Gupta, S. Srivastava, R. Singh

MANGANESE MINERAL EXPLORATION IN KULON PROGO DISTRICT USING INDUCED POLARISATION METHOD ...... 353 G. Erlangaa, I. Arifianto, K. Afafa

REMOTE SENSING APPLICATION IN EXPLORATION OF IRON MINERAL PLACER DEPOSIT: CASE STUDY OF KULONPROGO'S IRON PLACER DEPOSIT...... 356 I. Putra, R. Abbas, S. Masti, I. Warmada

CONDITIONING OF STRATIGRAPHIC FORWARD MODELLING USING GEOSTATISTICS ...... 361 B. Ramadhana, S. Tyson, V. Bianchi, F. Zhou

SEISMIC SURFACE WAVE IN IRREGULAR DISPERSIVE MEDIUM...... 366 J. Safani

JOINT INVERSION OF RAYLEIGH-WAVE DISPERSION CURVE FOR NEAR-SURFACE S- WAVE VELOCITY ESTIMATION...... 371 A. Rubaiyn, J. Safani, A. Priyono

EFFECT OF VARIATION OF SHALLOW VS PROFILE FROM THE MCMC INVERSION TO VARIABILITY OF NONLINEAR SOIL AMPLIFICATION ...... 376 Saifuddin, H. Yamanaka

A COMPARISON OF TELE-SEISMIC RECEIVER FUNCTION IN THE DIFFERENT GEOLOGICAL UNITS IN CENTRAL JAVA ...... 379 P. Ariyanto, M. Rosid, Syuhada, Y. Januarti

CONVERTED-WAVE SEISMIC REFLECTION AS AN ALTERNATIVE KEY TO UNLOCK NEAR SURFACE IMAGING ...... 384 M. Oktariena, W. Triyoso

EFFECT OF DIPPING LAYER IN SOURCE ENERGY DISTRIBUTION OF AMBIENT NOISE...... 389 C. Lin

3X3C SEISMIC’S SENSITIVITY ANALYSIS ON NEAR-SURFACE TOWARDS FULL WAVEFORM INVERSION ...... 394 T. Irnaka, R. Brossier, L. Metivier

QUANTITATIVE THICKNESS ESTIMATE OF TECTONICALLY DEFORMED COAL USING SEISMIC AMPLITUDE AND SEQUENTIAL GAUSSIAN SIMULATION ...... 399 T. Chen, T. Mukerji, X. Wang

STUDYING ACTIVE FAULTS BY COMBING GPR IMAGES WITH MORPHOTECTONIC AND TRENCHING RESULTS. ULAANBAATAR, MONGOLIA ...... 404 N. Tsend-Ayush, M. Bano, A. Schlupp, U. Munkhuu, B. Davaasambuu, B. Byambakhorol

MAPPING OF KENDENG THRUST ACTIVE FAULT IN USING MAGNETOTELLURIC METHOD ...... 409 W. Lestari, A. Widodo, D. Warnana, F. Syaifuddin, W. Utama, J. Rochman, S. Nope

COMPARISON OF PARTICLE SWARM OPTIMIZATION, GENETIC, AND DRAGONFLY ALGORITHM TO INVERT VERTICAL ELECTRICAL SOUNDING ...... 414 I. Ramadhani, S. Sungkono, H. Grandis

OPTIMIZED PERIMETER ARRAYS FOR 3D RESISTIVITY SURVEY IN URBAN AREAS: A COMPARISON WITH STANDARD L AND CORNER ARRAYS...... 419 F. Abdullah, M. Loke, M. Nawawi, K. Abdullah

THE USE OF POSITIVITY CONSTRAINTS IN 4-D ERT INVERSION...... 424 M. Loke, P. Wilkinson, T. Dahlin, J. Chambers, S. Uhlemann, T. Dijkstra

CASE STUDY OF CROSSHOLE GPR TOMOGRAPHY FOR GROUTING DISTRIBUTION IN ROCK FRACTURES...... 429 S. Bazin, Y. Kvistedal, H. Anschutz, L. Tunbridge, P. Jankowski, K. Fannian, H. Stromsvik, E. Grov

THROUGH-BIT LOGGING...... 434 S. Messamah

2D MODELLING OF SATELLITE GRAVITY AND MAGNETIC DATA ALONG EAST-WEST TRAVERSE LINE OF PENINSULAR MALAYSIA ...... 438 N. Bahrudin, H. Umar, W. Zuhairi, Y. Rahman

DECIPHERING LAND SUBSIDENCE IN KEDIRI, EAST JAVA THROUGH INTEGRATED GEOSCIENCE INVESTIGATION ...... 443 P. Sumintadireja, A. Prihadi, A. Saepuloh, F. Perdana, F. Aries, W. Lusano, K. Prabowo

TANGGUH GEOTECHNICS AND GEOHAZARDS MITIGATION PART.1: THE BIG PICTURE...... 449 S. Putri, C. Birt, H. Galanes-Alvarez, T. Manning, R. Apriani, R. Eloni, M. Higson

TANGGUH GEOTECHNICS AND GEOHAZARDS MITIGATION PART.2: SOLVING THE PUZZLE ...... 454 A. Ramadhan, H. Galanes-Alvarez, S. Putri, C. Birt, M. Higson

IN-SITU GEOPHYSICAL AND HYDROCHEMICAL MONITORING OF LANDSLIDE DYNAMICS (PÉGAIROLLES, LANGUEDOC, FRANCE)...... 459 P. Pezard, S. Gautier, N. Denchik, M. Geeraert, G. Henry

RECEIVER FUNCTION ANALYSIS OF THE CRUST AND UPPER MANTLE AT STATION KAPPANG, SOUTH SULAWESI...... 464 E. Winata, A. Simanjuntak, N. Ilham

TOMOGRAPHY OF SEISMIC WAVE’S VELOCITY STRUCTURE USING SWARM EARTHQUAKE DATA IN JAILOLO AREA, WEST HALMAHERA...... 469 B. Wibowo, S. Rohadi, Supriyanto

APPLICATION OF GRAVITY METHOD FOR LOCAL GEOLOGICAL STRUCTURES IDENTIFICATION IN SURABAYA...... 474 J. Rochman, D. Warnana, A. Widodo, F. Syaifuddin, W. Lestari, A. Mahsa

DETECTION OF TECTONIC LINEAMENTS USING AEROMAGNETIC AND REMOTE SENSING DATA FOR THE SOUTH-EAST IRAN AREA ...... 479 I. Masoumi, M. Sekandari, G. Kamali

IDENTIFICATION OF GROUNDWATER KARST RESERVOIR WITH 3D CAVE MAPPING AND 2D INVERSI RESISTIVITY...... 484 I. Taslim

THE FEASIBILITY OF RESISTIVITY TUNNEL MONITORING SYSTEM ...... 489 F. Syaifuddin, M. Puji, M. Zakaria, A. Mudhofar, H. Afif

APPLICATION GROUND PENETRATING RADAR & GEOMAGNETIC METHOD FOR SUBSURFACE RIVER-CROSSING OIL PIPELINE DETECTION ...... 494 A. Prihadi, P. Sumintadireja, F. Perdana, F. Aries, W. Lusano, K. Prabowo, Subarsyah

THE INVESTIGATION ABANDONED AIR-RAID SHELTERS BY A HIGH RESOLUTION S- WAVE REFRACTION SURVEY USING ‘LAND STREAMER’ ...... 498 T. Emoto, S. Ito, K. Murata, T. Aizawa

SUBMARINE MOUNDS AND IMPLICATION TO THE EXPLORATION SHALLOW RESERVOIR IN THE MADURA STRAIT, EAST JAVA BASIN ...... 502 Nurhasan

OPTIMIZING STRUCTURAL TRAP WITH STRATIGRAPHIC BOUNDARY DERIVED FROM SEISMIC ATTRIBUTE.CASE STUDY: KAIS REEFAL CARBONATES...... 507 Y. Wulandari

INTEGRATION OF SEISMIC ATTRIBUTES, PETROPHYSICS & ROCK PHYSICS FOR DEPOSITIONAL ENVIRONMENT AND FACIES CHARACTERIZATION...... 511 S. Muruthy, D. Ghosh

INTERANNUAL AND DECADAL VARIATIONS OF SUMMER TEMPERATURE OF THE KUROSHIO OF THE EAST CHINA SEA FROM 1945 TO 2010...... 516 J. Kang

TIME-LAPSE CCR SURVEY FOR A COST EFFECTIVE SAFETY EVALUATION OF RIVER EMBANKMENTS ...... 519 C. Konishi, H. Saito, A. Shinsei, Y. Yamashita, T. Kobayashi

QUICK ASSESSMENT OF PADANGSIDIMPUAN'S FLASH FLOOD, NORTH SUMATERA, INDONESIA USING 2D DEBRIS FLOW SIMULATION SIMLAR V2.1...... 524 I. Prinadiastari, P. Bahri

EFFECT OF OUTSIDE ANOMALY IN THE CROSS-HOLE ELECTRICAL RESISTIVITY TOMOGRAPHY ...... 529 H. Wang, C. Lin

INORGANIC FERTILIZER RESIDUE INDICATION ON CINCHONA PLANTATION SOIL USING RESISTIVITY METHOD WITH FLAT BASE ELECTRODES...... 534 D. Fawwaz, M. Rahadianto, D. Aulia, M. Putra, K. Brennaf, A. Afiat

DETERMINATION OF SEEPAGE ZONES ON QUARTENARY VOLCANIC ROCK IN PROPOSED DAMS USING GEOELECTRIC RESISTIVITY IN INDONESIA...... 539 A. Susilo, A. Rachmansyah

THE INFLUENCE OF NEAR-SURFACE HARD ROCK ENVIRONMENTS ON REVERSE TIME MIGRATION SEISMIC IMAGING ...... 544 B. Nurhandoko, I. Sukmana, S. Widowati

MULTI-STAGE EXPLORATION FOR SMSS USING HIGH-RESOLUTION SEISMIC SYSTEMS...... 549 K. Tara, E. Asakawa, F. Murakami, H. Tsukahara, S. Saito, M. Kato

EXPLORING SHALLOW GAS IN INDONESIA AS AN ALTERNATIVE TO INCREASE NATIONAL'S GAS PRODUCTION ...... 554 R. Muammar, Z. Firdaus, D. Ralanarko

Author Index