TotalEnergies and Holcim inaugurate Europe's largest floating solar plant for self-consumption
TotalEnergies and Holcim have inaugurated Europe's largest floating solar plant dedicated to self-consumption, located at Holcim's cement plant in Obourg, Belgium. The 31 MW facility, comprising 55,000 solar panels across 17 hectares of water on a rehabilitated chalk extraction site, produces 30 GWh of renewable electricity annually. This project supports Holcim's decarbonization strategy by providing clean energy for its cement production operations. The plant represents a significant innovation in industrial self-consumption and landscape integration, featuring a 700-meter directional drilling connection to minimize visual impact.
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- 31 MW floating solar plant
- 55,000 solar panels
- 17 hectares of water
- 30 GWh of renewable electricity annually
- Announced on 2026-03-20
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