Deals Counterparts

TotalEnergies and Holcim inaugurate Europe's largest floating solar plant for self-consumption

Development SolarSolar Pv closed Obourg, Belgium Mar 20, 2026
31 MW
Capacity
operating
Stage
Holcim floating solar plant
Project

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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Deal Analysis

TotalEnergies and Holcim have inaugurated a 31 MW floating solar plant in Obourg, Belgium, with 55,000 solar panels across 17 hectares of water. TotalEnergies is a global integrated energy company that produces and markets energies, while Holcim is a global leader in sustainable construction, offering high-value building materials and solutions. The plant, located at Holcim's cement plant, produces 30 GWh of renewable electricity annually. The project was announced on 2026-03-20 and is now operating. The facility features a 700-meter directional drilling connection to minimize visual impact.
  • 31 MW floating solar plant
  • 55,000 solar panels
  • 17 hectares of water
  • 30 GWh of renewable electricity annually
  • Announced on 2026-03-20

Timeline

Announced
Mar 20, 2026
Signed
Closed

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