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OESAAnalysis

Country · partial data

Thailand

69 fields and 48 companies in Thailand can be followed in OESA, with data from DMF, GEM and GLEIF – LEI register (Level 1 and 2). The figures are in the source's unit with period and source.

The data

What the source has for the country. What is not listed here is not in the data and is not filled in.

Level
Partial data. Government data with some of this, for example the operator, licensees without shares or production per block.
Ownership
per field, with shares
Production
per field and month, not all fields in the country
Facilities
not in the source
Pipelines
from the source
Period for the totals
Apr 2025–Mar 2026 (DMF, 62 fields and licences); 2024 (GEM, 28 fields and licences)
Retrieved
8 Oct 2026

Notes

What the sources and OESA say about the data for the country, including what is not used.

Fields

The fields in Thailand with something to show. Fields with their own page are linked; the others can be followed on the globe.

FieldsDMF · 8 Oct 2026; GEM · 2 Mar 2026; GLEIF – LEI register (Level 1 and 2) · 14 Oct 2026

NameStatusOperatorProduction million Sm³ o.e., Apr 2025–Mar 2026, convertedProduction million Sm³ o.e., 2024, converted
Athit––4.59 estimate–
Erawan Oil and Gas FieldProducingPTT Exploration and Production3.96 estimate–
Phailin / Morakot––2.88 estimate–
Funan Oil and Gas FieldProducingPTT Exploration and Production2.20 estimate–
Phailin Nuea––2.13 estimate–
Benchamat––1.76 estimate–
Satun Oil and Gas FieldProducingPTT Exploration and Production1.72 estimate–
Pla Thong––1.55 estimate–
Sirikit et al. (S1)––1.53 estimate–
Pla Thong 2––1.17 estimate–
Sin Phu Horm Oil and Gas FieldProducingPTTEP SP1.07 estimate–
Nong Yao Oil and Gas FieldProducingValeura Energy Asia0.67 estimate–
Chatsamin, Ban Yen––0.53 estimate–
Jasmine Oil and Gas FieldProducingValeura Energy Asia–0.46
Rossukon Oil FieldProducingValeura Energy0.42 estimate–
Bualuang Oil FieldProducingPT Medco Energi Internasional0.28 estimate–
Manora Oil FieldProducingValeura Energy Asia0.17 estimate–
Wassana Oil FieldProducingValeura Energy0.17 estimate–
L53––0.10 estimate–
G12/48 Oil and Gas FieldProducingPTT Exploration and Production0.070 estimate–
Kamphaeng Saen, U Thong, Sangkhachai, Nong Phak Chi––0.063–
Nam Phong––0.060 estimate–
Chaba––0.037 estimate–
10A/11A––0.036 estimate–
L1/64 Bueng Ya––0.028 estimate–
Bueng Ya T.T., Nong Sa, Bueng Muang T.T.––0.020 estimate–
L33 Na Sanun Tawan Ok, Bo Rang Nuea––0.014 estimate–
Burapha––0.013 estimate–
Arunothai––0.005 estimate–
Wichian Buri, Na Sanun, Si Thep––0.004 estimate–
Wang Pai Sung Oil FieldProducingPTTEP International0.004 estimate–
Yung Thong––0.000 estimate–
G8/50––0.000 estimate–
Arthit Oil and Gas FieldProducingPTT Exploration and Production––
Arunothai Oil and Gas FieldShut downSiam Moeco––
Banyen Oil FieldProducingValeura Energy Asia––
Benchamas Oil and Gas FieldShut downChevron Offshore (Thailand) Ltd (COTL)––
Bongkot Main Oil and Gas FieldProducingPTT Exploration and Production––
Bongkot South Oil and Gas FieldProducingPTT Exploration and Production––
Cakerawala Gas FieldProducingCarigali Hess Operating Company––
Chaba Oil and Gas FieldProducingChevron Offshore (Thailand) Ltd (COTL)––
Chongko Oil and Gas Field–Chevron Thailand Exploration and Production––
Dong Mun Gas FieldDiscoveryExxon Mobil––
G2N––––
G2S––––
Gomin Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Jakrawan Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Kaphong Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Lanta Oil and Gas FieldProducingChevron Offshore (Thailand) Ltd (COTL)––
Maliwan Oil and Gas FieldProducingChevron Offshore (Thailand) Ltd (COTL)––
Moragot Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Nang Nuan Oil and Gas FieldProducingPTT Exploration and Production Public Company Limited (PTTEP) Siam (Offshore)––
North Jarmjuree Oil and Gas FieldShut downChevron Offshore (Thailand) Ltd (COTL)––
North Pailin Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Pailin Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Pakarang Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Plamuk Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Platong Oil and Gas FieldProducingPTT Exploration and Production––
Sangkajai Oil and Gas Field–PTTEP International––
Sirikit Oil and Gas FieldProducingPTTEP Siam (Onshore)––
South Baanpot Oil and Gas FieldProducingChevron Thailand Exploration and Production––
South Gomin Oil and Gas FieldProducingChevron Thailand Exploration and Production––
South Pakarang Oil and Gas FieldProducingChevron Thailand Exploration and Production––
South Trat Oil and Gas FieldProducingChevron Thailand Exploration and Production––
South West Platong Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Surin Oil and Gas FieldProducingChevron Offshore (Thailand) Ltd (COTL)––
Trat Oil and Gas FieldProducingPTT Exploration and Production––
Ubon Oil and Gas FieldProducingChevron Thailand Exploration and Production––
Yala Oil and Gas FieldProducingChevron Thailand Exploration and Production––

Estimate: The figure builds on a conversion or calculation with some uncertainty. The method is given with the figure when you follow the field and on the field's own page.

Attribution: Department of Mineral Fuels, Ministry of Energy, Thailand (catalog.dmf.go.th); Global Energy Monitor, Global Gas Infrastructure Tracker, October 2025 release; Global Energy Monitor, Global Gas Infrastructure Tracker, March 2026 release; Global Energy Monitor, Global Oil and Gas Extraction Tracker, March 2026 release; GLEIF LEI data (CC0 1.0)

Companies

The companies with a stake, operatorship or plants. Calculated production is OESA's estimate (share × production at the same level and for the same period).

CompaniesDMF · 8 Oct 2026; GEM · 2 Mar 2026; GLEIF – LEI register (Level 1 and 2) · 14 Oct 2026

NameRolesFields with a stakeOperator ofCalculated production million Sm³ o.e., estimateGroup
Valeura Energy Asia Pte Ltdlicensee400.46 2024, 1 of 2 fields and licences with production–
PTT Exploration and Production PCLlicensee230–PTTEP
Chevron Thailand Exploration and Production Ltdlicensee140––
Mitsui Oil Exploration Co Ltdlicensee100––
Palang Sophon Ltdlicensee60––
Chevron Offshore (Thailand) Ltdlicensee50––
Mubadala Investment Colicensee50––
PTTEP International Ltdlicensee50––
MOECO Thai Oil Development Co Ltdlicensee40––
PTTEP SP Ltdlicensee40––
KrisEnergy (Gulf of Thailand) Ltdlicensee30––
MOECO International BVlicensee30––
PTTEP Offshore Investment Co Ltdlicensee30––
PTTEP Siam Limited (PTTEPS)licensee20––
Siam MOECO Ltdlicensee20––
Valeura Energy Inclicensee20––
APICO LLClicensee10––
Chevron Thailandlicensee10––
Horizon Oillicensee10––
Jadestone Energylicensee10––
MOECO Thailand Co Ltdlicensee10––
Northern Gulf Petroleumlicensee10––
Ophir Energylicensee10––
Petronas Carigali Sdn Bhdlicensee10––
PTTEP Joint Development SG Pte Ltdlicensee10––
Tap Energylicensee10––
Carigali Hess Operating Companyoperator01––
Chevron Offshore (Thailand) Ltd (COTL)operator06––
Chevron Thailand Exploration and Productionoperator016––
Exxon Mobiloperator01––
Myanma Oil and Gas Enterpriseplant owner00––
Nippon Oil Exploration (Myanmar)plant owner00––
PE LNG Co Ltdplant owner00––
Petronasplant owner00––
PT Medco Energi Internasionaloperator01––
PTT Exploration and Productionoperator of 9 fieldsoperator09––
PTT Exploration and Production1 pipelineplant owner00––
PTT Exploration and Production Public Company Limited (PTTEP) Siam (Offshore)operator01––
PTT LNG Co Ltdplant owner00––
PTT Public Co Ltdplant owner00––
PTTEP Internationaloperator02––
PTTEP Siam (Onshore)operator01––
PTTEP SPoperator01––
Siam Moecooperator01––
Trans Thai-Malaysia (Malaysia) Sdn Bhdplant owner00––
Trans Thai-Malaysia (Thailand) Ltdplant owner00––
Valeura Energyoperator02––
Valeura Energy Asiaoperator04––

The total covers the fields where the share and the production are at the same level and for the whole period. Where it says, for example, “6 of 7”, one field or licence is not included; the reason is given with the figure when you follow the company.

Attribution: Department of Mineral Fuels, Ministry of Energy, Thailand (catalog.dmf.go.th); Global Energy Monitor, Global Gas Infrastructure Tracker, October 2025 release; Global Energy Monitor, Global Gas Infrastructure Tracker, March 2026 release; Global Energy Monitor, Global Oil and Gas Extraction Tracker, March 2026 release; GLEIF LEI data (CC0 1.0)

Groups in the country

The groups with companies in the country, linked by LEI, registration number or curated with a source.

The sources

The licence and attribution are verbatim as each source requires.

Sources for other countries