Tremor hits northwest Iran

An earthquake measuring 4.2 on the Richter scale shook Siah Cheshmeh region in West Azarbaijan province, northwestern Iran, Monday morning.
   
The country's seismological base affiliated to the Geophysics Institute of Tehran University registered the quake at 08:46 hours local time (0516 GMT), IRNA reported.

The quake was epicentered in an area located in 44.53 degrees longitude and 39.07 degrees latitude.

There is no immediate report on any damage to property or loss of life caused by the quake.

Iran is often hit by quakes of varying magnitudes as it sits on some of the world's most active seismic fault lines.