Local council of Ein Tarma said the town is a stricken as regime forces wage fierce ground and aerial campaign killed and wounded 140 people since a ceasefire reached last week.
The council said 40 civilians have been killed and 100 more wounded since Russia brokered a truce with Islamist rebels ten days ago.
Civil Defense rescuing group said the town of Ein Tarma has endured to tens of surface-to-surface missiles that left huge destruction.
On Tuesday, three women and a child were killed in Ein Tarma, resident told Ammar Johmani.
Ghouta Media center recorded 98 violations by regime and Russia since the Russian-backed truce began on Saturday.
Russia has dismissed reports of airstrikes as a "an absolute lie" meant to discredit its work in the de-escalation zone.
Last week, three trucks carrying 10 tons of food rations and medicine entered into embattled suburbs, the Russian task command in coastal Hmeimym airbase said.
The regime army, with military support from Russia and Iran, has dealt the opposition a string of defeats around the capital over the last year, seizing back control of areas including Daraya and Moadamiya.
Eastern Ghouta, the only major rebel-held area near the capital, has been blockaded by Syrian government forces since 2013. It has shrunk considerably in size over the past year as the Russia-backed Syrian army has taken control of other rebel-held areas around Damascus.
