Three of them were wounded in the town of Maryinka, and one in the town of Avdiyivka, it said.
The two wounded are women (64 and 35 years old) and two men (67 and 42 years old).
In particular, on July 16, one of the women had a shrapnel wound when a shell burst near her house on Telmana Street in Maryinka while she was in her kitchen.
On July 17, two members of one family were injured on Volodarska Street.
"The burst of a shell that hit Volodarska Street injured a 67-year-old man and a woman born in 1981 [...] They were struck while heading for a basement," a report posted on the official webpage of the National Police's Donetsk regional department said.
"The man suffered a stomach wound from shrapnel, and the woman, his niece, had chest and limb injuries," the police added.
On July 17, a man, born in 1974, obtained a mortar shrapnel wound in the yard of his house on Lermontova Street in Avdiyivka.
Read alsoATO report: militants attack Ukraine forces 77 times overnightThe injured were taken to hospital. Criminal cases were opened under Article 258 of the Criminal Case (an act of terror). Investigations are under way.
