According to him, to maintain the planned throughput of Nord Stream, the performance of five turbines is required, and one more should be in reserve.

Markelov added that at present only one engine remained in working order, the rest of the units have technical malfunctions or have reached the time between overhauls, TASS reports.

On July 25, Gazprom announced that it was stopping the operation of another Siemens gas turbine engine at the Portovaya CS due to the end of the time between overhauls before overhaul.

Thus, gas supplies through the Portovaya CS will amount to 33 million cubic meters.

m per day from 27 July.