Vallée Sud H2
Vallée Sud H2 is a hydrogen project in Hauts-de-Seine (92), Île-de-France, France using water electrolysis; recorded capacity: 5 MW.
Overview
Status5 MW electrolyzer installed by end of June 2025; testing planned from September
Country · regionFrance · Hauts-de-Seine (92), Île-de-France
Technologywater electrolysis
Producthydrogen
Capacity5 MW
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
Carbon Reductiondecarbonisation of public mobility and improved air quality
Components5 MW electrolyzer, production/distribution station at Châtenay-Malabry, distribution station at Châtillon
Final Use30 hydrogen buses, 27 hydrogen household refuse collection vehicles
Power Sourcerenewable electricity
Power Source Detail100% renewable electricity under guarantees of origin
Project Typeterritorial hydrogen ecosystem
Capacity & economics
Demand Consumption30 buses and 27 refuse collection vehicles
FinancingADEME, Région Île-de-France, EU CEF-Transport AFIF operated by CINEA
Production Volumeup to 2 tonnes of hydrogen per day
Status & timeline
Lifecycle Stageunder construction / planned commissioning in 2026
Eventconstruction launch / first stone ceremony on 2023-10-11
Location & names
Site NameChâtenay-Malabry, Châtillon
Official NameVallée Sud Hydrogène
Timeline
No recorded project events.
Sources & record history
Sources
- Vallée Sud – Grand Paris Vallée Sud – Grand Paris, un Territoire pionnier dans le secteur de l’hydrogène Shared by 5 fields: Current
- AREC Île-de-France / Institut Paris Region Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène Shared by 10 fields: Current
- Hynamics (EDF Group) Vallée Sud Hydrogène Shared by 3 fields: Current
- Mairie de Châtenay-Malabry Démonstrateur écologique Shared by 2 fields: Current
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 | Vallée Sud H2 | View exact valueVallée Sud H2 | Vallée Sud – Grand Paris, un Territoire pionnier dans le secteur de l’hydrogène | — | |
| Site Name | Châtenay-Malabry, Châtillon | View exact value["Châtenay-Malabry","Châtillon"] | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Administrative Area | Hauts-de-Seine (92), Île-de-France | View exact valueHauts-de-Seine (92), Île-de-France | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Country | France | View exact valueFrance | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Official Name | Vallée Sud Hydrogène | View exact valueVallée Sud Hydrogène | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Carbon Reduction | decarbonisation of public mobility and improved air quality | View exact valuedecarbonisation of public mobility and improved air quality | Vallée Sud – Grand Paris, un Territoire pionnier dans le secteur de l’hydrogène | — | |
| Components | 5 MW electrolyzer, production/distribution station at Châtenay-Malabry, distribution station at Châtillon | View exact value["5 MW electrolyzer","production/distribution station at Châtenay-Malabry","distribution station at Châtillon"] | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Final Use | 30 hydrogen buses, 27 hydrogen household refuse collection vehicles | View exact value["30 hydrogen buses","27 hydrogen household refuse collection vehicles"] | Vallée Sud – Grand Paris, un Territoire pionnier dans le secteur de l’hydrogène | — | |
| Power Source | renewable electricity | View exact valuerenewable electricity | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Power Source Detail | 100% renewable electricity under guarantees of origin | View exact value100% renewable electricity under guarantees of origin | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Product | hydrogen | View exact valuehydrogen | Vallée Sud Hydrogène | — | |
| Project Type | territorial hydrogen ecosystem | View exact valueterritorial hydrogen ecosystem | Vallée Sud Hydrogène | — | |
| Technology | water electrolysis | View exact valuewater electrolysis | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Capacity | 5 MW | View exact value5 MW | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Demand Consumption | 30 buses and 27 refuse collection vehicles | View exact value30 buses and 27 refuse collection vehicles | Vallée Sud Hydrogène | — | |
| Financing | ADEME, Région Île-de-France, EU CEF-Transport AFIF operated by CINEA | View exact value["ADEME","Région Île-de-France","EU CEF-Transport AFIF operated by CINEA"] | Vallée Sud – Grand Paris, un Territoire pionnier dans le secteur de l’hydrogène | — | |
| Production Volume | up to 2 tonnes of hydrogen per day | View exact valueup to 2 tonnes of hydrogen per day | Vallée Sud – Grand Paris, un Territoire pionnier dans le secteur de l’hydrogène | — | |
| Event | construction launch / first stone ceremony on 2023-10-11 | View exact valueconstruction launch / first stone ceremony on 2023-10-11 | Vallée Sud Hydrogène : lancement de la construction de deux stations de production et de distribution d’hydrogène | — | |
| Lifecycle Stage | under construction / planned commissioning in 2026 | View exact valueunder construction / planned commissioning in 2026 | Démonstrateur écologique | — | |
| Progress Status | 5 MW electrolyzer installed by end of June 2025; testing planned from September | View exact value5 MW electrolyzer installed by end of June 2025; testing planned from September | Démonstrateur écologique | — |
Record history
19 current sourced values · 0 older values · Record updated