"Thank you very much to all countries that want to help us. The political leadership of the country will determine whether it is necessary or not. As of now, there are enough forces and means for their prompt and effective use in emergency response," Chupriyan said.
According to the official, a group of about 500 people and 200 pieces of equipment have been involved in the liquidation of the consequences of the fuel spill.
On Saturday, US Secretary of State Mike Pompeo said that Washington was ready to help Russia mitigate the environmental emergency in Norilsk and offered the US technical expertise.
A state of emergency was declared in Norilsk after some 21,000 tonnes of diesel leaked out of a fuel tank at the Norilsk - Taimyr Energy Company's Thermal Power Plant No. 3 and seeped into a nearby river.
