"Within the past 24 hours, the Ukrainian forces have violated the ceasefire regime 31 times," the spokesperson said.
He added that the Ukrainian army had used 122-millimeter artillery systems, large-caliber mortars and grenade launchers.
On Friday, the LPR and the self-proclaimed Donetsk People's Republic (DPR) announced the evacuation of their citizens to Russia's Rostov Region over the escalation of tensions on the contact line.
"25,000 LPR citizens have crossed the border," the spokesperson told the Russian acting emergencies minister, adding that these are those who used personal cars.
He added that three more convoys with a total of 10,000 refugees are being currently formed.
"Russia is not seeking war, Russia is interested in the peaceful settlement of the conflict in Ukraine more than any state on the Earth. Russia has always called for the implementation of the Minsk agreements, which have no alternatives," Slutsky wrote on his Telegram channel.
"In Donetsk region, the SMM recorded 222 ceasefire violations, including 135 explosions. In the previous reporting period, it recorded 189 ceasefire violations in the region. In Luhansk region, the Mission recorded 648 ceasefire violations, including 519 explosions. In the previous reporting period, it recorded 402 ceasefire violations in the region," the OSCE SMM said in a statement on late Friday.
"We are deeply concerned about the reported significant increase in armed violence in eastern Ukraine. We reiterate the need to refrain from the use of force and de-escalate an already tense situation. Restraint, dialogue and responsibility are paramount," OSCE Chairman-in-Office and Foreign Minister of Poland, Zbigniew Rau, and OSCE Secretary General Helga Maria Schmid said in a statement.