June 30 (SeeNews) - Spain's renewable power plants accounted for 42.7% of the country's electricity output in the first half of 2015, a report of grid operator Red Electrica de Espana (REE) showed on Tuesday.
Wind farms generated 21.7%, followed by hydropower, with 13.9%. Solar photovoltaic (PV) and concentrated solar power (CSP) plants represented 3.2% and 2.1%, respectively, while renewable thermal units -- 1.8% of the total.
In June alone, renewables accounted for 35.9%. Wind power output went down 11.8% year-on-year to 2,889 GWh, with a 14.1% share of total output. Hydroelectric, PV and CSP plants produced 12%, 4.1% and 3.8%, respectively.
In the first half of 2015, gross power demand in mainland Spain rose 1.9% year-on-year to 123,460 GWh, while in calendar- and temperature-adjusted terms the growth was 0.5%. In June, the demand reached 20,300 GWh, up 3.6% from a year earlier, and with a 0.2% increase in adjusted terms.