Kogas plant in Haengwon
Overview
StatusOperationalH2Prism earlier record
Country · regionKorea, Republic ofKorea Gas Corporation · KR-49 Jeju Special Self-Governing ProvinceKorea Gas Corporation
TechnologyPEMInternational Energy Agency · as of 2026
ProductH2International Energy Agency · as of 2026
Capacity1 MWInternational Energy Agency · as of 2026
Capacity values retain their recorded units and scope. MW, kt H₂/y and Nm³ H₂/h are different measures; this page does not convert or add them without a shared operating basis.
Details
Technology & product
Componentselectrolyser (PEM)Korea Gas Corporation
Project Group그린수소 생산 및 저장 시스템 기술개발 사업Korea Gas Corporation
Project Typehydrogen production facilityKorea Gas Corporation
Location & names
Site Name제주 행원풍력발전단지Korea Gas Corporation
Alias제주 행원실증단지 PEM 수전해 시스템Korea Gas Corporation
Local Name제주 1MW PEM 수전해 시스템Korea Gas Corporation
Official Name제주 1MW PEM 수전해 시스템Korea Gas Corporation
Additional project information
Administrative AreaJeju islandInternational Energy Agency · as of 2026
CountryKorea, Republic ofInternational Energy Agency · as of 2026
Progress StatusFeasibilityInternational Energy Agency · as of 2026
Capacity (Nm³ H₂/h)192 Nm³ H₂/hInternational Energy Agency · as of 2026
Capacity (Announced Size)1 MWInternational Energy Agency · as of 2026
Capacity (kt H2/y)0.15 kt H2/yInternational Energy Agency · as of 2026
Timeline
- Commissioning start : 2024-07Korea Gas Corporation
Sources & record history
Sources
- IEA Hydrogen Projects dataset Shared by 10 fields: Snapshot 2026-06-18 · Confidence: reported · Older value (2026)
- Korea Gas Corporation Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41)
- H2Prism earlier record (SRC-C-P200)
- Korea Gas Corporation Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=47026&cbIdx=41)
- H2Prism earlier record (SRC-S3)
Field sources
Shared date, confidence and value status appear once with their source above; a dash in the table refers to that source context.
| Field | Shown value | Original value | Source | Date basis | Meaning |
|---|---|---|---|---|---|
| Name | Kogas plant in Haengwon | View exact valueKogas plant in Haengwon | IEA Hydrogen Projects dataset | — | — |
| Site Name | 제주 행원풍력발전단지 | View exact value제주 행원풍력발전단지 | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Administrative Area | KR-49 Jeju Special Self-Governing Province | View exact valueKR-49 Jeju Special Self-Governing Province | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Alias | 제주 행원실증단지 PEM 수전해 시스템 | View exact value[{"kind":"source_label","name":"제주 행원실증단지 PEM 수전해 시스템"}] | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Country | Korea, Republic of | View exact valueKOR | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Local Name | 제주 1MW PEM 수전해 시스템 | View exact value제주 1MW PEM 수전해 시스템 | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Official Name | 제주 1MW PEM 수전해 시스템 | View exact value[{"lang":"ko","name":"제주 1MW PEM 수전해 시스템","evidence":["E-01"]}] | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Components | electrolyser (PEM) | View exact value{"kind":"electrolyser","tech":"PEM","tech_raw":"PEM 수전해 시스템","component_id":"CMP-1"} | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Product | H2 | View exact valueH2 | IEA Hydrogen Projects dataset | — | — |
| Project Group | 그린수소 생산 및 저장 시스템 기술개발 사업 | View exact value{"exists":true,"evidence":["E-01"],"group_name":"그린수소 생산 및 저장 시스템 기술개발 사업","phase_name":null,"phase_order":null} | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Project Type | hydrogen production facility | View exact valuehydrogen_production_facility | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=45995&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Technology | PEM | View exact valuePEM | IEA Hydrogen Projects dataset | — | — |
| Capacity | 1 MW | View exact value1 MW | IEA Hydrogen Projects dataset | — | — |
| Event | Commissioning start : 2024-07 | View exact value{"date":"2024-07","tags":{"as_of":"2025-12-02","source":"Korea Gas Corporation","evidence":["E-06"],"judged_by":"transcription","confidence":"high","accessed_at":"2026-08-17T17:45:42Z"},"ev_type":"EV-11","event_id":"V-01","raw_date_text":"지난해 7월부터 실증 운전으로 생산된 수소를 제주 함덕 그린수소 충전소에 공급","date_precision":"month"} | Korea Gas Corporation (https://www.kogas.or.kr/site/koGas/bbs/View.do?Key=1010202000000&boardIdx=47026&cbIdx=41); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Progress Status | Operational | View exact valueOperational | H2Prism earlier record (SRC-S3); H2Prism earlier record (SRC-S3) | Older value | |
| Administrative Area | Jeju island | View exact valueJeju island | IEA Hydrogen Projects dataset | — | — |
| Country | Korea, Republic of | View exact valueSouth Korea | IEA Hydrogen Projects dataset | — | — |
| Progress Status | Feasibility | View exact valueFeasibility study | IEA Hydrogen Projects dataset | — | — |
| Capacity (Nm³ H₂/h) | 192 Nm³ H₂/h | View exact value192.30769230769232 Nm³ H₂/h | IEA Hydrogen Projects dataset | — | — |
| Capacity (Announced Size) | 1 MW | View exact value1MW | IEA Hydrogen Projects dataset | — | — |
| Capacity (kt H2/y) | 0.15 kt H2/y | View exact value0.14993076923076926 kt H2/y | IEA Hydrogen Projects dataset | — | — |
Record history
0 current sourced values · 14 older values · Record updated