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A
moderate
earthquake (M5.0-5.9 termed as moderate) struck
the northern Arabian Sea within the northern Dalrymple Trough
along the Murray Ridge on
26 December 2008 at
03:40 AM local time. It had a magnitude of Mw=5.8
and was felt
along the coast of Pakistan.
The earthquake was centred
200 kms S of Ormara (Balochistan),
Pakistan,
235 kms SSE of Pasni (Balochistan), Pakistan,
294 kms SE of Gwadur (Balochistan), Pakistan,
302 kms SW of Karachi (Sindh), Pakistan,
310 kms SW of Sonmiani (Balochistan), Pakistan,
439 kms W of Lakhpat (Gujarat), India,
446 kms ESE of Bandar-e Behesti (Sistan va Baluchistan), Iran,
492 kms ENE of Ra's al Hadd, Oman,
500 kms NW of Mandvi (Gujarat), India,
535 kms NE of Al Ashkharah, Oman,
560 kms NW of Porbandar (Gujarat), India,
609 kms E of Muscat, Oman,
996 kms NW of Mumbai (Maharashtra), India.
Light tremors from
this earthquake were felt in southern Pakistan including at
Sonmiani and Ormara along the Makran coast of Balochistan. This
earthquake occurred in the northern Dalrymple Trough near the
northern Murray Ridge. It is the largest recorded earthquake in
this immediate region since a Ms=5.6 earthquake on 19 April 1934.
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References
01)
National
Earthquake Information Centre (NEIC), Golden, USA.
02) Harvard Centroid Moment Tensor Solution (HRV),
Harvard, USA.
03)
Macroseismic information has been compiled by
the ASC from reports by local media and local NGO personnel.
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