According to 2019 results, electricity output of TGC-1, including PJSC Murmanskaya CHPP, comprised 28,275.0 million kWh, which is 3.6% lower compared to 2018.

On 13 January 2020, the Analytical Credit Rating Agency (ACRA) affirmed TGC-1 credit rating at AA according to the Russian national scale with outlook Stable.