Asset Report

Mahakam Sumber Jaya coal mine

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Mahakam Sumber Jaya (MSJ) is a bituminous thermal coal mine located approximately 25 kilometres north of Samarinda on the north side of the Mahakam River in the province of East Kalimantan. MSJ operates under a Generation III Coal Contract of Work (CCoW) which expires in 2034. MSJ is situated in the centre of the Kutai Basin, within the Miocene age Balikpapan formation. The region is dominated by NNE-SSW trending folds paralleling the coastline known as the Samarinda Anticlinorium. Coal is mined from multiple seams, with an average dip of 15 degrees

Table of contents

  • Summary
    • Coal seams
    • Operations
    • Product quality
    • Economic assumptions

Tables and charts

This report includes the following images and tables:

  • Detailed map
  • Participation
  • Marketable reserves
  • Production
  • Production
  • Infrastructure
  • Cash costs
  • Cash costs
  • Capital costs
  • 1 more item(s)...

What's included

This report contains:

  • Document

    Mahakam Sumber Jaya coal mine

    PDF 1.23 MB

  • Document

    Coal asset - Mahakam Sumber Jaya data - March 2025.xlsx

    XLSX 178.06 KB