Thermal energy output dropped 25.1% on the year to 16.3 billion kilowatts hour, the statistics institute INS said.

Hydropower production rose 17.2% to 10.9 billion KWh in the first eight months of 2013, while nuclear output was up 3.4% to 7.7 billion KWh.

Wind farm output almost doubled to 2.9 billion KWh, from roughly 1.6 billion KWh in the January-August period of last year. Wind farm production covered 7.7% of the country’s electricity output in the first eight months of 2013.

Romania’s primary energy resources fell 12.2% on the year to 20.04 million tons of oil equivalent in the January-August period, the data showed.

Electric energy resources were down 7% to 38.14 billion KWh, largely due to a 5.7% decline in production.

Romanian final power consumption reached almost 33 billion KWh in January to August, down 7.4% from the same period of 2012. Public illumination fell 10.1% on the year, while household consumption inched down 0.1%.

Electric energy exports declined 8.8% year-on-year to 806.8 million KWh in the January-August period.