According to the Investigative Committee, the director of CHPP-3 Pavel Smirnov, chief engineer of the power plant Alexei Stepanov and his deputy Yuri Kuznetsov were detained in the case of a diesel spill in Norilsk.
Vyacheslav Starostin, head of the CHP plant, was also detained and subsequently arrested.
"Stepanova was extended until September 30, Kuznetsova was changed to house arrest until September 23, Smirnova was extended until September 30, Starostin was changed to house arrest until September 26," the court said.
On July 28, the Federation Council sent an appeal to Prosecutor General Igor Krasnov in connection with the state of emergency in Norilsk. This was announced by the head of the committee of the upper house of parliament on constitutional legislation and state construction Andrei Klishas.
The spill of diesel fuel at CHPP-3, owned by Norilsk Nickel, occurred on May 29. The area of contamination, according to the prosecutor's office, was 180 thousand square meters. m.