← Projects · Verra
Lahendong Unit 5 & Unit 6 Geothermal Project
Multiple Proponents · North Sulawesi · — ha
PLTP Lahendong Units 5 & 6 is a 2x20 MW flash-steam geothermal plant in North Sulawesi, owned by Pertamina Geothermal Energy (PGE). Commissioned mid-2010s, supplies firm baseload to PLN's North Sulawesi and Gorontalo grid. Sumitomo Corporation executed EPC December 2014. Distinct from the earlier registered Lahendong II CDM project (ID 2876) whose crediting period expired Dec 2016.
- Name
- Lahendong Unit 5 & Unit 6 Geothermal Project
- Developer
- Multiple Proponents
- Province
- North Sulawesi
- Type
- Energy industries (renewable/non-renewable sources)
- Methodology
- ACM0002
- Status
- Flagged
- Integrity score
- 68 / 100
- Registry IDs
- Verra VCS1778
- Generated
- Updated 2026-04-23
What is Lahendong Unit 5 & Unit 6 Geothermal Project?
PLTP Lahendong Units 5 & 6 is a 2x20 MW flash-steam geothermal plant in North Sulawesi, owned by Pertamina Geothermal Energy (PGE). Commissioned mid-2010s, supplies firm baseload to PLN's North Sulawesi and Gorontalo grid.
Who operates Lahendong Unit 5 & Unit 6 Geothermal Project?
Lahendong Unit 5 & Unit 6 Geothermal Project is developed by Multiple Proponents and listed on Verra VCS1778.
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. No material third-party news surfaced in the last 12 months in the sources reviewed.
When was this last updated?
This dossier was generated on 2026-04-23 by claude-agent-websearch.
PLTP Lahendong Units 5 & 6 is a 2x20 MW flash-steam geothermal plant in North Sulawesi, owned by Pertamina Geothermal Energy (PGE). Commissioned mid-2010s, supplies firm baseload to PLN's North Sulawesi and Gorontalo grid. Sumitomo Corporation executed EPC December 2014. Distinct from the earlier registered Lahendong II CDM project (ID 2876) whose crediting period expired Dec 2016.
Analyst briefing
Plant basics Lahendong Units 5 & 6 are a 2x20 MW flash-steam geothermal expansion in the Lahendong Working Area, Tompaso, North Sulawesi, adding to earlier Units 1-4 for a complex total of 120 MW 4. Global Energy Monitor places the units near 1.17N, 124.80E, using single-flash technology. Sumitomo Corporation was awarded the EPC contract for both units in December 2014.
5 more paragraphs plus 4 sources — sign in to read the full analysis.
Sign in with GoogleAI-generated from public sources on 2026-04-23 · confidence: medium-high · model: claude-agent-websearch · Flag inaccuracy
Integrity score
Moderate
v1 methodology, calibrating. Last computed 2026-06-10.
Registries
Issuances
Pipeline — no issuances recorded.
Retirements
—
Total retired
No retirements recorded.
Satellite alerts (last 90 days)
Total
1.178
High confidence
0
Nominal confidence
0
Score methodology
Score computed 2026-06-10 from inputs: alerts last 90 days (1178), high-confidence alerts (0), registries (1), years since validation (7.9).
Methodology v1. Weights: validation recency 25%, reversal risk 35%, community flags 20%, transparency 20%. See full methodology →