Ukraine accused Russian forces of blowing up the Kakhovka dam and hydroelectric power station, while Russian officials blamed Ukrainian bombardment.
Ukrainian authorities ordered hundreds of thousands of residents downriver to evacuate.
Villagers living on the banks of the Dnipro river have been told to leave their homes.
The claims from Russia could not be independently verified and Ukrainian officials did not confirm any assaults.
China, which says it is neutral but has supported Moscow politically, urged countries to stop sending weapons to Ukraine.
A recent spate of attacks on the capital has put strain on residents and tested the strength of Ukraine’s air defences.
Christine Grayson discussed ‘getting rid’ of the mobile phone masts with expanding foam and angle grinders.
The attack caused ‘insignificant damage’ to several buildings in the Russian capital.
Russian forces fired 11 ballistic and cruise missiles at Kyiv at about 11.30am (8.30am GMT), according to Ukraine’s chief of staff Valerii Zaluzhnyi.
Local officials said it was the largest drone attack on the city since the start of the invasion.
It comes days after Yevgeny Prigozhin said troops from the Russian private military contractor had captured the ruined city.
Yevgeny Prigozhin also said the Kremlin’s forces have killed civilians during the war.
Belgorod governor Vyacheslav Gladkov said Russian troops shot down the drones overnight.
Ukrainian officials blamed the incident on Russian guerrilla groups bent on changes at the Kremlin.
Kyiv officials denied any link with the group and blamed the fighting on a revolt by disgruntled Russians against the Kremlin.
