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HYDROCARBON SHALE
RESOURCES IN INDONESIA
Siem Reap, Monday 7 March 2016.
CCOP–KIGAMUnconven'onalOilandGasProject:MappingofBlackShaleForma'onsforthePredic'onofShaleresources(UnConorUCProject)
RESEARCH AND DEVELOPMENT CENTER FOR OIL AND GAS TECHNOLOGY “LEMIGAS”
AGENCY OF RESEARCH AND DEVELOPMENT FOR ENERGY AND MINERAL RESOURCES MINISTRY OF ENERGY AND MINERAL RESOURCES REPUBLIC OF INDONESIA
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Outline
• Introduc'on• Thedevelopmentofhydrocarbonshale
researchinIndonesia
• FutureExpecta'ons• ClosingRemarks
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Introduc5on• Indonesiahasiden'fied128SedimentaryBasins(Geological
Agency,2009).Basinassessmentswillrevealtheconven'onal
andunconven'onalhydrocarbonpoten'al.
• Indonesiathathasalonghistoryforanoil&gasproducingcountry,ispredictedtohaveabundantofHydrocarbonShale
thatspreadoutinsomematurebasins.
• Indonesiageologicallyhaslargepoten'alofhydrocarbonshale.GeologicalAgency(2011)proposetotalspecula've
resourcesofshalegasinIndonesiaforabout574.07TCF.
• Shalegaspilotprojectisconductedinthemostprospec'ng
areasbyLemigasandGeologicalAgencyinordertoprove
theirpoten'alreservesinacommercialbasis.
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IndonesiaSedimentaryBasinsand
HydrocarbonShalePoten'al
ThePromisingHydrocarbonShaleResources
insomeSedimentaryBasininIndonesia
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• LemigasPilotProject
• GeneralOverviewofHydrocarbonShaleBasin• LatestCondi'onsandOngoingResearchProjects
ThedevelopmentofhydrocarbonshaleresearchinIndonesia
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2011 201420132012
RegionalGeologyandGeophysicsStudyofShaleGasPoten5al
DetailGeologyandGeophysicsStudyofShale
Gaspoten5al
Geology,GeophysicsandReservoir(GGR)StudyofShaleGasProspect,andproposewellloca5on
Drilling,FracturingandProduc5onEvalua5onof
ShaleGasProspect
Lemigascoopera'onwithPT.PertaminaEPin:PilotProjectPhase1
ROADMAPPILOTPROJECTOFSHALEGASEXPLORATIONIN
NORTHSUMATRAANDSOUTHKALIMANTAN
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RoadmapOftheProject
SOUTH SUMATRA BASIN 1 (SOUTH AND CENTRAL PALEMBANG SUBBASINS) RESOURCE ASSESSMENT
SOUTH SUMATRA BASIN 2 (NORTH PALEMBANG AND JAMBI SUBBASINS) RESOURCE ASSESSMENT
CENTRAL SUMATRA BASIN RESOURCE ASSESSMENT
NORTHWEST JAVA BASIN RESOURCE ASSESSMENT
NORTHEAST JAVA BASIN RESOURCE ASSESSMENT
SALAWATI AND BINTUNI BASINS RESOURCE ASSESSMENT
20142015
20162017
20182019
Lemigasinhouseresearch:PilotProjectPhase2
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GeneralOverviewof
HydrocarbonShaleBasin
• NorthSumateraBasin
• BaritoBasin• SouthSumateraBasin
– South&CentralPalembangSubBasin
– NorthPalembang&JambiSubBasin
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Methodsofmapping
andresource
calcula'onof
hydrocarbonsshale
thatdoareas
follows:
Workflowofsweetspotiden'fica'on
Methodology
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(Kjellgren&Sugiarto,1989)
SHALE GAS PROSPECT
NorthSumatera
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BAONG FORMATION SampleNo :BK-25
Amountofsample:42(4well,32sample;
outcrop:10sample)
§ Litology:Shale/FossilliferousShale§ Mineralogy:Quarz(27-42%),
Carbonate(17-44%),Clay(15-33%)
§ Bri$.Index:0.44–0.78(rata2:0.64)§ TOC:0.53–1.93(average:1.18)§ Tmax:426-464˚C(average:433˚C)§ VR:0.56–0.64(average:0.60)
Kaolinite/microporosity
Fossil
Fracture
OrganicmaYer
FossilSummary:fair-goodshalegasquality
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BELUMAI FORMATION
AmountofSample:17(2well,9sample,
outcrop:8sample)
§ Litology:FossilliferousShale§ Mineralogy:Quartz(36-52%),
Carbonate(18-30%),clay(20-32%)
§ Bri$.Index:0.54–0.78(average:0.67)§ TOC:0.69–1.75(average:1.06)§ Tmax:423-472˚C(average:447˚C)
SampleNo :TKH-II4
Fossil
Fracture
Siderite
Illite
Summary:fair-goodshalegasquality
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BAMPO FORMATION SampleNo :TKH-11-5
Fracture
AmountofSample:18(1well,3sample,outcrop:15sample)
§ Litology:SiltyShale§ Mineralogiy:Quartz(33-48%),
Carbonate(0–19,Clay(20-60%)
§ BI:0.45–0.76(average:0.56)§ TOC:0.1-0.76(average:0.44)§ Tmax:437-441˚C(average:438˚C)§ VR:0.92–1.09(average:0.95)
Kaolinite
Illite
Summary:fairshalegasquality
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NW SE
NW–SESEISMICSECTIONOFNORTHSUMATRABASIN
Besitang-1 Basilam-1
Basement
Blackshale/Bampo
Keutapang
Baong
LowerBaongSand
Belumai
Parapat
NorthSumatra:Ø Forma'onsprospectcontainingshalegasareBaong,BelumaiandBampo
Ø BampoForma'onindicatesfairshalegasquality,whereasBelumaiand
BaongForma'onsshowfair-goodshalegasquality
Ø Resourcesshalegascalcula'onoftheforma'onsreveal114.35TCF
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(Satyanaet.al.,1999)
(Ro5nsulu,1993)
SHALEGASPROSPECT
SouthKalimantan(BaritoBasin)
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TANJUNGFORMATION
No.samples:20
Ø Lithology:SiltyShale
Ø Mineralogy:Quartz,Carbonate,andClay
Ø BrillenessIndex(average):0.59
Ø TOC(average):0.53
Ø Tmax(average):450˚C
Summary:poor-fairshalegasquality
SampleNo :GB-7
Carbonaceousmaterial
PETROGRAPHY
SEM
Foram
Illite
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NE–SWSEISMICSECTIONOFBARITOBASINSOUTHKALIMANTAN
NE SW
SouthKalimantan:Ø Forma'onsprospectcontainingshalegasisTanjung
Ø TanjungForma'onindicatespoor-fairshalegasquality
Ø Resourcesshalegascalcula'onoftheforma'onsreveal165.1TCF
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AreaJelapang-Rukam
AreaKemang
AreaTepus
AreaSinga
SouthSumateraBasin(SouthandCentralPalembangSubBasin)
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TARGETSHALEPLAY
RegionalStra'graphyofSouthSumateraBasin
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29.6km
NW SESEISMICSECTIONINBETWEENJELAPANG-1–WAHALO-1
ShalegasPlay
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SB-1.1–SB-2
Intervalkontur:25m
N/Gshale~50%
PetaIsopach
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SouthSumatra(SouthandCentral
PalembangSubbasins):
• Forma'ons prospect containing hydrocarbon shale
areLahat,TalangAkarandGumai
• Lahat Forma'on indicates good shale hydrocarbon
quality
• Resources hydrocarbon shale calcula'on of theforma'onreveals15.6TCFand1,552.22MMBOE
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SouthSumateraBasin(SouthandCentralPalembangSubBasin)
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Dependon:Ø Fieldsurveydata(surfacegeology)
Loca'onoffieldobserva'ons
LMD
9m
2m
2.5m
7m
2m
4m
2m
1.9m
3m
>2m
>3.7m
>2.5m
KolomStra'grafiDe'l
LintasansurveiareaLMD
Characteris5csofShaleHydrocarbonplays,
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SHALEOUTCROPPHOTO
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COMPOSITESEISMICLINEPASTTHROUGHDEEPAREA(MERANGDEEP,EASTKETALINGDANKETALING)
StructuralElementMapof
SouthSumateraBasin
Stra'graphyColumn
SouthSumateraBasin
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MerangDeep
EastKetalingDeep
TempinoDeep
BajubangDeep
BerembangDeep
StructuralMapofBasement
KetalingDeep
DeepAreaastargetSourceRockReservoir(SRR)
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SouthSumatra(NorthPalembangand
JambiSubbasins):
• Forma'ons prospect containing shale hydrocarbon
areLahat/Lemat,TalangAkarandGumai
• Lahat Forma'on indicates good shale hydrocarbon
quality
• Resources shale hydrocarbon calcula'on of theforma'onreveals54.77TCFand165.55MMBOE
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LatestCondi'onsandOngoing
ResearchProjects
• Thegovernmentaccommodatesmappingand
calcula'onofpoten'alhydrocarbonShale
conductedbyLEMIGAS
• Infiscalyear2016mappingwascon'nuedandasthe
roadmapthathasbeenmadethenthisyear'sevent
isinCentralSumatraBasin
• Un'lnow,theac'vi'escarriedoutares'lllimited
explora'on(preliminaryexplora'on)
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FutureExpecta5ons• GovernmentPolicy
– NonConven'onalcontractrevisionstoincreaseexplora'on
– Toaccelerateexplora'onHydrocarbon,thegovernmentformedana'onalExplora'on
commileeonJune11,2015.Oneofitstasksisnon-conven'onaloilandgasresearch
onTer'arybasins,thegovernmentencouragedcompaniestodrillshalehydrocarbons
• Businessac'vi'es– Un'lnowthereare5blocksWKMNKoperatedbyna'onalprivateandonlyatthe
explora'onstagewithloca'onsinNorthSumatraBasin,centralSumatraandSouth
Sumatra
– CurrentlybeingofferedbythegovernmentthreeblockslocatedinSouth
KalimantanandCentralJava
Block Year Basin StatusMNKSUMBAGUT 17MAY2013 NorthSumatera ExplorasiMNKKISARAN 22MAY2015 NorthSumatera ExplorasiMNKSAKAKEMANG 22MAY2015 SouthSumatera ExplorasiMNKSELATPANJANG 22MAY2015 CentralSumatera ExplorasiMNKPALMERAH 22MAY2015 SouthSumatera Explorasi
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ClosingRemarks• Resultsofmappingandresourcecalcula'onShalegasiswasdonein
SumatraandKalimantanshowingresultsquitepromising.
• Un'lnowtherehasbeennodirecttechnicalevidenceaboutwhether
shalebasinsinIndonesiacanbefracturingtoproduceoilorgas,drilling
shouldbedoneimmediately.
• Pertaminaasthegovernmentcompanyplanstodrillin2017.
• Isveryimportantintermsofpsychologicalandinvestmentassoonas
possibletoprovewhethershaleIndonesiaistechnicallyabletoproduce
hydrocarbons.
• WiththeexistenceofCCOP-KIGAMUnconven'onalOilandGasProject:
expectedtoencourageanincreaseinscienceandknowledgeinthe
explora'onofshaleHydrocarbon.
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www.lemigas.esdm.go.id
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Ø HighGammaRay
Ø HighResis'vityØ Highorganiccontent(>3%)Ø Highmaturity(lateoilwindoworhigher)
Ø Brilleness(>40%Qz.,carbonatecontent)Ø Thickness(>100q)Ø Porosity(>4%)Ø Depositedinmarineenvironments
Ø TypeIIkerogenØ Presenceoffracturebarriers(usuallycarbonates)
Characteris'csofgasshalesreservoir:
(Lewisetal.,2004)