An earthquake measuring 4 degrees on the open-ended Richter scale jolted the town of Sabzevar in the northeastern province of Khorassan on Friday, IRNA reported from Mashhad.
The seismological base of the Geophysics Institute, affiliated to the Tehran University, said the tremor, epicentered in an area 180 km west of the provincial capital city of Mashhad, occurred at 09:29 hours local time (0559 GMT).
There were no reports of any casualty or damage caused by the quake.
Another earthquake measuring 3.4 degrees on the Richter scale shook the town of Sabzevar early on Thursday.
Iran is situated on some of the world's most active seismic fault lines and quakes of varying magnitudes are of usual occurrence.
... Payvand News - 11/14/03 ... --