Borneo Indobara Coal Mine

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Borneo Indobara Coal Mine is an operating coal mine in Tanah Bumbu, South Kalimantan, Indonesia.

Location

Table 1: Project-level location details

Mine Name	Location	Coordinates (WGS 84)
Borneo Indobara Coal Mine	Tanah Bumbu, South Kalimantan, Indonesia	-3.700239, 115.559833 (approximate)

The map below shows the approximate location of the coal mine:

Loading map...

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Project Details

Table 2: Project status

Status	Status Detail	Opening Year	Closing Year
Operating	–	2005	–

Table 3: Operation details

Note: The asterisk (*) signifies that the value is a GEM estimated figure.

Capacity (Mtpa)	Production (Mtpa)	Year of Production	Mine Type	Mining Method	Mine Size (km2)	Mine Depth (m)	Workforce Size
–	42.14	2023	Surface	Open Pit	241.0	50.0*	4930*

Table 4: Coal resources and destination

Total Reserves (Mt)	Year of Total Reserves Recorded	Total Resources (Mt)	Coalfield	Coal Type	Coal Grade	Primary Consumer/ Destination
665.0	2022	1818.0	Asem-Asem	Subbituminous	Thermal	Bunati Port

Table 5: Ownership and parent company

Note: To access more comprehensive data on energy ownership, please visit the Global Energy Ownership Tracker.

Owner	Parent Company	Headquarters
PT Borneo Indobara [100%]	PT Golden Energy Mines Tbk [99.1%]	Singapore

Table 6: Historical production (unit: million tonnes per annum)

ROM or Saleable	2017	2018	2019	2020	2021	2022	2023
ROM	14.1	20.25	28.73	30.48	25.45	34.86	42.14

Note: The above section was automatically generated and is based on data from the Global Coal Mine Tracker May 2025 release.

Ownership Tree

This ownership tree is part of the Global Energy Ownership Tracker, a project of Global Energy Monitor.

Background

The Borneo Indobara (BIB) coal mine is an opencast mine, operated by PT Boneo Indobara, a subsidiary of Golden Energy Mines, in Kusan Hulu, Tanah Bumbu, South Kalimantan, Indonesia. As of 2016, PT Borneo Indobara, a subsidiary of Golden Energy Mines, operates the coal mine.

• Operator: PT Borneo Indobara
• Owner: Golden Energy Mines
• Location: Kusan Hulu, Tanah Bumbu, South Kalimantan, Indonesia.
• Coordinates: -3.700239, 115.559833 (approximate - company headquarters)
• Status: Operating
• Production: 28 MTPA; 25.7 million tonnes(2021)
• Total Reserves: 662 million tonnes
• Mineable Reserves:591 million tonnes (Marketable Reserve, Proved)
• Year: 2006
• Permits:
• Coal type: Subbituminous, Thermal
• Mining method: Surface, Opencast
• Mine size: 241km2

Articles and Resources

Additional data

To access additional data, including an interactive map of world coal mines, a downloadable dataset, and summary data, please visit the Global Coal Mine Tracker on the Global Energy Monitor website.