Project InnerSpace maps Indonesia’s geothermal potential - ThinkGeoEnergy
Published December 12, 2025
Project InnerSpace Maps Indonesia’s Geothermal Potential
Indonesia, a nation endowed with significant geothermal resources, is set to benefit from an innovative initiative known as Project InnerSpace. This project aims to comprehensively map the geothermal potential across the archipelago, leveraging advanced technologies and methodologies to provide a clearer picture of Indonesia's geothermal landscape.
Geothermal energy is a crucial component of Indonesia's renewable energy strategy, given its abundant geothermal resources, which are estimated to be around 29,000 megawatts (MW). However, despite this vast potential, only a fraction of it has been harnessed to date. As of now, Indonesia has successfully developed approximately 2,100 MW of geothermal power, making it the second-largest producer of geothermal energy in the world, following the United States.
Project InnerSpace is a collaborative effort that seeks to address the existing knowledge gaps regarding Indonesia's geothermal resources. The initiative is spearheaded by a consortium of stakeholders, including government agencies, research institutions, and private sector players. By employing cutting-edge technologies such as remote sensing and geospatial analysis, the project aims to create high-resolution geothermal resource maps that will facilitate better decision-making in the exploration and development of geothermal energy.
One of the primary goals of Project InnerSpace is to enhance the understanding of geothermal reservoirs in Indonesia. This is particularly important as the country has a diverse geological landscape, with varying types of geothermal systems that require tailored exploration strategies. The project's mapping efforts will focus on identifying prospective geothermal areas, assessing the temperature and pressure conditions of geothermal reservoirs, and evaluating the overall feasibility of developing geothermal power plants in these regions.
In addition to mapping geothermal resources, Project InnerSpace also aims to promote knowledge sharing and capacity building among local stakeholders. This includes training programs for local geoscientists and engineers, as well as workshops that bring together various stakeholders to discuss best practices and innovative approaches in geothermal exploration and development. By fostering a collaborative environment, the project hopes to empower local communities and enhance their participation in the geothermal sector.
The significance of Project InnerSpace extends beyond just mapping geothermal resources. It also aligns with Indonesia's broader energy transition goals, which aim to increase the share of renewable energy in the national energy mix. The Indonesian government has set an ambitious target of achieving 23% of its energy from renewable sources by 2025, with geothermal energy playing a pivotal role in this transition. By providing accurate and comprehensive data on geothermal resources, Project InnerSpace will support the government's efforts to attract investment in the geothermal sector and accelerate the development of new geothermal power projects.
Moreover, the project is expected to have positive environmental impacts. Geothermal energy is considered a clean and sustainable energy source, as it produces minimal greenhouse gas emissions compared to fossil fuels. By tapping into its geothermal potential, Indonesia can reduce its reliance on coal and other fossil fuels, contributing to global efforts to combat climate change.
As part of Project InnerSpace, a series of pilot studies will be conducted in various regions across Indonesia. These studies will serve as practical demonstrations of the mapping methodologies and technologies being employed, as well as provide valuable insights into the specific geothermal characteristics of each region. The results of these pilot studies will be shared with stakeholders and the wider public to raise awareness about the potential of geothermal energy in Indonesia.
In conclusion, Project InnerSpace represents a significant step forward in understanding and harnessing Indonesia's geothermal potential. By utilizing advanced mapping technologies and fostering collaboration among stakeholders, the project aims to unlock the vast geothermal resources that remain untapped in the country. As Indonesia continues to pursue its renewable energy goals, initiatives like Project InnerSpace will play a crucial role in shaping the future of geothermal energy in the archipelago.
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