OGK-2 power plants in 6 months. In 2020 they generated 22.4 billion kWh, which is 22% less than in 2019 when compared to 28.7 billion kWh in 2019. The decrease in production is due to the decrease in consumption in the power system and optimization of production activities. Thermal energy supplied from the collectors amounted to 3.402 mln Gcal, 6% down from 3.612 mln Gcal in the previous year. The decrease was due to the higher ambient air temperature in the reporting period.