French Guiana
power plants.
French Guiana has 13 operating power plants in the catalog, 313 MW in all. Its operating fleet leans on oil, which accounts for 46.2% of operating capacity (145 MW), with hydro a distant second at 37.1%. The largest operating plant in the catalog is Petit Saut Hydroelectric Plant (116 MW, recorded start year 1994).
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
French Guiana electricity mix
Operating installed capacity by fuel. Each row gives megawatts and its share of the operating total.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Largest plants in French Guiana
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Newest plants in French Guiana
Operating plants with the most recent recorded start years. The catalog records years, not full commissioning dates.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Frequently asked questions
Where does French Guiana get its electricity?
Across the 13 operating plants in the catalog, French Guiana's capacity is led by oil at 46.2% (145 MW), then hydro at 37.1% and solar at 13.3%. These are installed-capacity shares, not live generation.
What is the largest power plant in French Guiana?
The largest operating plant in the catalog for French Guiana is Petit Saut Hydroelectric Plant, a hydro facility with 116 MW of capacity and a recorded start year of 1994.
How many power plants does French Guiana have?
The catalog tracks 13 operating power plants in French Guiana, with 313 MW in all.
Can I see French Guiana's power grid on a map?
Yes. Open nrgmap at app.nrgmap.com and search French Guiana to fly to it. Every tracked plant is a marker sized by capacity and coloured by fuel, with the national fuel mix in the side panel.