Axpo Green Hydrogen Domat/Ems
Overview
StatusConceptEuropean Clean Hydrogen Partnership · as of 2025
Country · regionSwitzerlandAxpo · Domat/Ems, GraubündenAxpo
TechnologyWater electrolysisAxpo
Productgreen hydrogenAxpo
Capacity2.5 MWAxpo
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, temporary storage, compressor, four filling stationsAxpo
FeedstockwaterAxpo
Final Useindustry, mobilityAxpo
Power SourcehydropowerAxpo
Power Source DetailReichenau run-of-river hydropower plantAxpo
Project Typegreen hydrogen production plantAxpo
Capacity & economics
Production Volume350 tonnes H2/year (up to / maximum stated production)Axpo
Location & names
Site NameReichenau hydropower plantAxpo
Timeline
- plant opened : 2024-04-26Axpo
Sources & record history
Sources
- European Hydrogen Observatory projects Dec2025 Shared by 2 fields: Snapshot 2025-12-01 · Confidence: reported · Older value (2025)
- Axpo Hydrogen plant Domat/Ems Shared by 6 fields: Older value
- Axpo Axpo and Rhiienergie open largest green hydrogen production plant in Switzerland Shared by 5 fields: Older value
- Axpo Domat/Ems facility for visitors Shared by 2 fields: Older value
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 | Axpo Green Hydrogen Domat/Ems | View exact valueAxpo Green Hydrogen Domat/Ems | European Hydrogen Observatory projects Dec2025 | — | — |
| Site Name | Reichenau hydropower plant | View exact valueReichenau hydropower plant | Hydrogen plant Domat/Ems | — | |
| Administrative Area | Domat/Ems, Graubünden | View exact valueDomat/Ems, Graubünden | Axpo and Rhiienergie open largest green hydrogen production plant in Switzerland | — | |
| Country | Switzerland | View exact valueSwitzerland | Axpo and Rhiienergie open largest green hydrogen production plant in Switzerland | — | |
| Components | electrolyser, temporary storage, compressor, four filling stations | View exact value["electrolyser","temporary storage","compressor","four filling stations"] | Domat/Ems facility for visitors; Domat/Ems facility for visitors | Older value | |
| Feedstock | water | View exact valuewater | Domat/Ems facility for visitors | — | |
| Final Use | industry, mobility | View exact value["industry","mobility"] | Hydrogen plant Domat/Ems | — | |
| Power Source | hydropower | View exact valuehydropower | Axpo and Rhiienergie open largest green hydrogen production plant in Switzerland | — | |
| Power Source Detail | Reichenau run-of-river hydropower plant | View exact valueReichenau run-of-river hydropower plant | Hydrogen plant Domat/Ems | — | |
| Product | green hydrogen | View exact valuegreen hydrogen | Hydrogen plant Domat/Ems | — | |
| Project Type | green hydrogen production plant | View exact valuegreen hydrogen production plant | Axpo and Rhiienergie open largest green hydrogen production plant in Switzerland | — | |
| Technology | Water electrolysis | View exact valueWater electrolysis | Domat/Ems facility for visitors | — | |
| Capacity | 2.5 MW | View exact value2.5 MW | Hydrogen plant Domat/Ems | — | |
| Production Volume | 350 tonnes H2/year (up to / maximum stated production) | View exact value{"unit":"tonnes H2/year","basis":"up to / maximum stated production","value":350} | Hydrogen plant Domat/Ems | — | |
| Event | plant opened : 2024-04-26 | View exact value{"date":"2024-04-26","event":"plant opened"} | Axpo and Rhiienergie open largest green hydrogen production plant in Switzerland | — | |
| Progress Status | Concept | View exact valueannounced_or_planned | European Hydrogen Observatory projects Dec2025 | — | — |
Record history
0 current sourced values · 15 older values · Record updated