Since the onset of the conflict in the Middle East involving the United States and Israel, there has been a significant rise in the costs associated with the anti-blackout measures implemented by Red Eléctrica (REE) in Spain. Specifically, the cost has surged by 58%, primarily driven by the fluctuation in natural gas prices. This rise highlights the vulnerability of the Spanish electrical system amid external geopolitical influences.

The anti-blackout operation, or escudo antiapagón, was initiated to mitigate risks following a significant blackout that affected the entire Iberian Peninsula on April 28. REE's strategy involves a substantial increase in the operation of gas combined cycle plants, which have the capability to automatically manage voltage fluctuations on the grid. Prior to the blackout, only seven such cycles were in operation, but REE has since ramped up this number to an average of 25-30 cycles across Spain to enhance stability in the electrical system.

This increase in operational measures reflects the ongoing challenge of balancing energy stability amidst external economic pressures. The situation emphasizes the importance of a resilient energy strategy in Spain that can withstand both market fluctuations and geopolitical crises, as the country increasingly depends on such measures to maintain uninterrupted service in the face of rising energy costs.