Demand for electrical energy increases 2.1% in May

The demand for electrical energy on the Spanish peninsula in the month of May is estimated at 20,155 GWh, a value 2.1% higher than that registered in the same month last year. After factoring in the seasonal and working patterns, electrical energy demand has shown no change compared to May 2016.

In the first five months of the year, the demand for electricity on the Spanish Peninsula is estimated at 103,228 GWh, a value 0.2% lower than in the same period in 2016. After factoring in the seasonal and working patterns, demand for electricity increased 0.8% compared to that registered the previous year.


Generation coming from wind power reached 3,440 GWh in May, a value 11.8% lower than the same month last year, and represented 18.2% of total production.

In the month of May, using data available as at 31 of the month, it is estimated that 37.7% of total production came from renewable energy sources.

59.5% of electricity generation during the month was obtained using technologies which produce zero CO2 emissions.


Generation mix in the month of May 2017

Generation mix January to May 2017

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