CapexCue · Public evidence · Printed 11 Nov 2026

Dumusan Pumped Storage hydroelectric plant

South Korea · Energy

Source overview Release 1

Project scope

hydropower; the single native unit/phase at this GEM facility. Retained August 2026 dataset; current status, greenfield/replacement context and buying availability have not been rechecked.

Reported status and procurement

Reported development

announced

unknown

Procurement availability

Unknown / not established

A source report alone does not establish current progress or an open buying window.

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Project metadata

Country: South Korea
Source-reported country
Region: Asia
Category: Energy
Source-reported classification
Physical assets: Not classified

Based on this release's supporting evidence. Unresolved fields remain unclassified; these labels do not establish current progress or a buying window.

Released facts and supporting evidence

Each fact retains its source, uncertainty and time context. If a publisher page moves or is unavailable, use the recorded quotation and observation date below.

Project name

Source reported

Dumusan Pumped Storage hydroelectric plant

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. CC BY 4.0. CapexCue selected and reformatted the source facts. Current project status has not been rechecked. No endorsement is implied.

Technical record · Dumusan Pumped Storage hydroelectric plant

Statement: 1cf546ad-93be-4b2b-b436-e5ec3e4d1dba

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Owner

Source reported

Korea Hydro & Nuclear Power (KHNP) Co Ltd

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Technical record · Korea Hydro & Nuclear Power (KHNP) Co Ltd

Statement: 76722076-9453-4d2e-b5d7-87b12952cb94

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Scope

Source reported

hydropower; the single native unit/phase at this GEM facility. Retained August 2026 dataset; current status, greenfield/replacement context and buying availability have not been rechecked.

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Technical record · hydropower; the single native unit/phase at this GEM …

Statement: 78b587bd-6db0-40f9-8f7c-cb1e1dc29ea6

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Country

Source reported

South Korea

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Technical record · South Korea

Statement: 6f8d1c70-3883-4328-93b2-5956f855caf3

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Project ecology

Source reported

energy

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Technical record · energy

Statement: e736bf58-cced-4b24-83d2-d09011c77a44

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Capacity

Source reported

900 MW

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Physical scope: Single-unit GEM facility L100001080748; native unit/phase G100001090680.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Technical record · 900 MW

Statement: e08c084e-8074-4eb2-bcfb-886b8160fe7a

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Delivery

Source reported

announced

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

The source did not state a date for this value.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Technical record · announced

Statement: 60c98ada-cd2a-4649-82cb-0b17e145a702

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Location

Source reported

Myosan-myeon, Hapcheon County, Gyeongnam Province

Attributed to Global Energy Monitor, Global Integrated Power Tracker, August 2026 release..

Source: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release. · publication date not recorded · observed 2026-11-04

Sources and evidence · Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Attribution: Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Global Energy Monitor, Global Integrated Power Tracker, August 2026 release.

Source published: Not disclosed
Evidence observed: 2026-11-04

Technical record · Myosan-myeon, Hapcheon County, Gyeongnam Province

Statement: ba8871f8-059b-41f9-b657-3afc4aa6f961

Source revision: 53bb2cd4-a716-4615-916c-2a6c15b2a497
Fingerprint: 4026bfbb410c97dd28883abc1bd782e5eca7537e807f9f8b7ea96a2c3752a568

Source support and qualifications are retained. No numeric confidence score is substituted for evidence review.

Source report history

Prior and superseded states remain labelled. Dates below identify source publication when known, otherwise source observation. They are not assumed event dates; each fact retains its own time qualifications.

No material timeline events have been released.

Organizations and roles

No structured organization roles are recorded yet. Names may appear in the published facts below.

Research coverage

Initial project information from published sources.

Evidence and updates

Overview depth and evidence gaps

This overview presents supported project scope and source-reported information. Further research can add detail on:

Supplier-specific buying responsibility and equipment timing require separate assessment.

Oldest supporting observation: 2026-11-04 · newest supporting observation: 2026-11-04. Review time does not freshen source evidence.

Source, observation and release dates · structured source date unavailable

Source report dates: Structured source date unavailable · 1 source revision without a structured report date
Source captured: 4 Nov 2026
Dossier released: 4 Nov 2026

Source event/report wording remains with each fact. Capture and release dates do not establish a new project event.

How to read evidence limits

“Not observed” means no supporting evidence in this release, not that the event did not happen.

Dossier updates

These are CapexCue's recorded public dossier releases, not project event dates. Up to 20 releases are listed.

First recorded dossier release. This does not establish that the project is new or unchanged.

Release 1 · dossier released 04 Nov 2026, 06:32 UTC

Release and method

Oldest supporting observation: 2026-11-04
Dossier released: 04 Nov 2026, 06:32 UTC
Method: Versioned source, claim and public-policy decisions

Publication policy

corpus-publication-v1 · overview-v1

Stable project reference: 5c591d1d-8db7-5888-a040-1b3f88c11be7

Read methodology Suggest a correction

Share the current dossier link, or cite this release.

Link and citation for manual copying

Current dossier link

Citation for this releaseCapexCue — Dumusan Pumped Storage hydroelectric plant — dossier released 2026-11-04T06:32:44.546265+00:00, release 1 (fba4909f-3bbd-478c-ac99-b43ee882176b) — https://capexcue.com/projects/dumusan-pumped-storage-hydroelectric-plant/.

The link opens the current dossier. The citation identifies release 1; it is not a permanent revision link.

Data and exports

These files include the released public facts, qualifications, source references and CapexCue citation.

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