Tehran, Mar 26 (IANS): The number of the injured people in the 5.6-magnitude earthquake that rocked northwestern Iran two days back reached 239, state media reported.

The quake, which occurred near Khoy County in the province of West Azarbaijan at 6:46 a.m. local time (0316 GMT), has a depth of 8 km, according to the Iranian Seismological Centre (IRSC) quoting the Iranian Students' News Agency (ISNA) report on Saturday.

Of the injured people, 50 were from Khoy County and the rest were from Salmas County, Sadeq Mahmoudi, head of Iran's Relief and Rescue Organisation, was quoted by ISNA as saying.

He added that 219 people have been released from medical centres after receiving treatment, while 20 people, including seven from Khoy and 13 from Salmas, have been hospitalised.

Mahmoudi added tents and blankets have been sent out to residents in the quake-affected areas, Xinhua news agency reported.

On Friday, Director General of West Azarbaijan's Housing Foundation Jafar Barzegar told Iran's official news agency IRNA that 80 residential units in 10 villages in counties of Salmas and Khoy were damaged in the earthquake.

In late January, a 5.9-magnitude earthquake in Khoy County killed three people and injured more than 800.