Overview
Technology: pumped storage.
Ownership: Iberdrola SA.
Why it matters
- The 11th-largest hydropower plant in Spain by capacity (of 132 operating, under-construction and planned hydropower facilities tracked).
- If completed, it would add 440 MW to Spain's hydropower fleet — equivalent to 2.7% of today's operating hydropower capacity.
- Hydropower provides renewable electricity and, where reservoirs exist, dispatchable output and storage that help stabilise the grid; output varies with rainfall and river flows.
Location
Frequently asked questions
What is the capacity of Alcántara II hydroelectric plant?
Alcántara II hydroelectric plant has a capacity of 440 MW according to the latest Global Energy Monitor data.
Who owns Alcántara II hydroelectric plant?
Iberdrola SA.
Where is Alcántara II hydroelectric plant located?
It is located in Extremadura, Spain. Approximate coordinates: 39.7728, -6.7633.
When is Alcántara II hydroelectric plant expected to start?
Start year: 2030. Current status: Pre-construction.