According to the seismological center affiliated to Tehran University Geophysics Institute, the quake occurred at 01:34 hours local time (21:04 GMT).
The epicenter of the quake was registered at 32.38 degrees latitude and 48.07 degrees longitude.
Shoosh is 115 kms northwest of the provincial capital, Ahvaz.
There is no immediate report on possible casualties or damages.
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