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Ulumbu Geothermal Power Plant Expansion

One of 45 projects Taiyo tracks in East Nusa Tenggara.

Source: Tanahair

Project
Planned

The expansion of the Ulumbu geothermal plant located in Poco Leok on the western side of Flores Island is a key project in Indonesia's Energy Transition Roadmap. The project aims to increase geothermal capacity to help achieve the country's renewable energy goals and net-zero emissions by 2060. However, it faces local opposition due to concerns about displacement of indigenous communities and envi

Status
Prospective
Sector
Geothermal, Power Generation (CCGT), Government
Location
East Nusa Tenggara, Indonesia
Updated
22 Jul 2026
Source
Tanahair

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Project Information

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The project “Ulumbu Geothermal Power Plant Expansion” is an infrastructure initiative in the Geothermal sector, located in East Nusa Tenggara, Indonesia. Taiyo aggregates data on it from Tanahair.

Participants

Sponsoring Agency

Status

Original status

planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The expansion of the Ulumbu geothermal plant located in Poco Leok on the western side of Flores Island is a key project in Indonesia's Energy Transition Roadmap. The project aims to increase geothermal capacity to help achieve the country's renewable energy goals and net-zero emissions by 2060. However, it faces local opposition due to concerns about displacement of indigenous communities and environmental impacts.

Original sector

Energy

Location

Country

Indonesia

State

East Nusa Tenggara

Source

Source

Tanahair

URL

More Details

Record type

Project

Sector

Geothermal, Power Generation (CCGT), Government

Article published date

2025-11-26

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