TGC-1 announced electricity production results for the first quarter of 2018. Electricity output of TGC-1, including PJSC Murmanskaya CHPP, for first quarter of 2018 comprised 8,817.8 million kWh, which is 16.7% more than for the same period of 2017. Electricity output of CHPPs increased by 18.5% due to market conditions of wholesale electricity and capacity market and increased load of the stations upon the request of the System Operator of Uni ed Power System. The comparable electricity output by HPPs increased by 13.9% due to the higher water content at all branches. For first quarter of 2018, heat output of TGC-1, including PJSC Murmanskaya CHPP, comprised 10,451,900 Gcal, which is 10.2% higher compared to first quarter of 2017. Increase in heat output was caused by climatic factors.