According to him, gas suppliers are able to ensure the supply of natural gas for a time sufficient for repairs, provided that JCCC gives permission to perform them.

"To summarize it briefly, all utility services are up and ready [to start repairs] pending JCCC permission. Strong pressure is needed on its Russian representatives," he wrote.

Read alsoEscalation near Avdiyivka: 2 KIA, 5 WIA Monday morning"Hopefully, we will still be able to implement the basic version - repairs along with the launch of the plant and all utilities," said Vilinskiy.

As UNIAN reported earlier, Pavlo Zhebrivsky, the chairman of Ukrainian-controlled Donetsk military and civilian administration, late Monday said that the militants had damaged a single operating power line feeding Avdiyivka. Nearly 34,000 residents cut off the power grids along with a halt to the heat and water supply. A state of emergency was declared in Avdiyivka, while the State Service for Emergency Situations started an emergency deployment of additional equipment in the area.

Ukrainian President Petro Poroshenko has cut his Germany visit short to coordinate the emergency response efforts by government agencies.