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Capacity Upgrade of Gunung Salak Geothermal Power Plant Project, Indonesia
PT Indonesia Power · West Java Province · — ha
Capacity upgrade of the 377 MW Gunung Salak geothermal field in West Java, uprating three PT Indonesia Power turbines (Units 1-3) from 55 to 60 MW each via turbine-stage and ejector modifications. Registered under CDM ACM0002, avoiding ~113,000 tCO2e/yr by displacing Java-Bali grid fossil generation. Sister asset: Star Energy's Salak Binary plant received operating certificate Feb 2025.
- Name
- Capacity Upgrade of Gunung Salak Geothermal Power Plant Project, Indonesia
- Developer
- PT Indonesia Power
- Province
- West Java Province
- Type
- Energy industries (renewable/non-renewable sources)
- Methodology
- ACM0002
- Status
- Pipeline
- Integrity score
- 68 / 100
- Latest vintage
- 2019
- Registry IDs
- Verra VCS144
- Generated
- Updated 2026-04-23
What is Capacity Upgrade of Gunung Salak Geothermal Power Plant Project, Indonesia?
Capacity upgrade of the 377 MW Gunung Salak geothermal field in West Java, uprating three PT Indonesia Power turbines (Units 1-3) from 55 to 60 MW each via turbine-stage and ejector modifications. Registered under CDM ACM0002, avoiding ~113,000 tCO2e/yr by displacing Java-Bali grid fossil generation.
Who operates Capacity Upgrade of Gunung Salak Geothermal Power Plant Project, Indonesia?
Capacity Upgrade of Gunung Salak Geothermal Power Plant Project, Indonesia is developed by PT Indonesia Power and listed on Verra VCS144.
What is its integrity score?
68 / 100. Driven down by registry transparency (55) and supported by community flags (75).
Why is it notable?
Latest news. 8 Feb 2025 — Star Energy Geothermal's Salak Binary plant received its Operation Feasibility Certificate (SLO) after 72-hour URC testing on 3-6 Feb 2025 . The binary plant adds hot-brine capacity on the SEGS side (not this CDM scope). No dated 2025-2026 news was found specifically on the PT Indonesia Power Units 1-3 CDM upgrade activity.
When was this last updated?
This dossier was generated on 2026-04-23 by claude-agent-websearch.
Capacity upgrade of the 377 MW Gunung Salak geothermal field in West Java, uprating three PT Indonesia Power turbines (Units 1-3) from 55 to 60 MW each via turbine-stage and ejector modifications. Registered under CDM ACM0002, avoiding ~113,000 tCO2e/yr by displacing Java-Bali grid fossil generation. Sister asset: Star Energy's Salak Binary plant received operating certificate Feb 2025.
Analyst briefing
Plant basics Gunung Salak sits inside Mount Halimun Salak National Park in Sukabumi/Bogor, West Java, about 90 km south of Jakarta. The field is Indonesia's largest producing geothermal complex at nameplate 377 MW across six flash-steam units: Units 1-3 (55 MW originally, uprated to 60 MW c. 2004) and Units 4-6 (commissioned 1997, uprated to 65.6 MW c. 2002) 2.
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Sign in with GoogleAI-generated from public sources on 2026-04-23 · confidence: medium · model: claude-agent-websearch · Flag inaccuracy
Integrity score
Moderate
v1 methodology, calibrating. Last computed 2026-06-10.
Registries
Issuances
Retirements
—
Total retired
No retirements recorded.
Satellite alerts (last 90 days)
Total
309
High confidence
0
Nominal confidence
0
Score methodology
Score computed 2026-06-10 from inputs: alerts last 90 days (309), high-confidence alerts (0), registries (1), years since validation (6.18).
Methodology v1. Weights: validation recency 25%, reversal risk 35%, community flags 20%, transparency 20%. See full methodology →