Ukraine has been under heavy bombardment by Russia since it began its offensive, but its air defenses have helped it take down drones and missiles.
Blasts from both Ukrainian and Russian forces have become a near-daily occurrence.
The UN statement, issued by its humanitarian coordinator for Ukraine, Denise Brown, said the world body "will continue to engage to seek the necessary access."
Ukrainian official Serhiy Bratchuk: "There was a very significant ammunition depot. It was destroyed."
Evidence was found suggesting that Russia, which controlled the Ukrainian Kakhovka dam, planted an explosive charge in the concrete base.
In Ukraine's east, Maliar said Russia forces were trying to dislodge Ukrainian forces from established positions.
Belgorod region has in the past month reported a series of cross-border incursions from pro-Ukraine Russian partisan groups calling themselves opponents of President Vladimir Putin.
With settlements facing flood evacuations, IsraAID has faced other major issues, such as contamination and a limited supply of food available.
the Dnipropetrovsk region faces an acute water crisis that has left hundreds of thousands of Ukrainians without normal access to drinking water across a swathe of the south.
The lawyer for 40-year-old Anatoly Berezikov, said in a video posted on Facebook that the dead body of her client, who had been due to be released on Thursday, had been taken to a morgue on Wednesday