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M5.8 Coqn-Nyima Earthquake, 2009


24 July 2009


SE of Kaimar, Xizang


19:29:50 UTC (00:59:50 IST)


31.110 N (NEIC)


85.850 E (NEIC)


8 kms (NEIC)


Mw=5.8 (HRV), 5.7 (NEIC)

Additional Info

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A moderate (M5.0-5.9 termed as "moderate") earthquake struck south-central parts of the Tibetan plateau on 20 May 2009 at 00:59 AM local time. It had a magnitude of Mw=5.8 and damage in parts of the region.

The earthquake was cen
tred 22 kms SE of Kaimar (Xizang), China,
27 kms S of Gyungcang (Xizang), China,
34.4 kms ESE of Cri (Xizang), China,
47 kms NNE of Nyixung (Xizang), China,
64.6 kms E of Maidong (Xizang), China,
92.1 kms S of Gase (Xizang), China,
218 kms N of Luelueng (Xizang), China,
531 kms WNW of Lhasa (Xizang), China.

This earthquake was felt strongly in parts of Coqn and Nyima counties in Xizang, China. Telecommunications were disrupted at Cri in Coqn county. Elsewhere in Coqen county, mud-brick buildings developed cracks at Coqen while at Gyungcang, tremors were strongly felt resulting in the collapse of "six houses and sheep pens and yard walls of nine homes of local herdsmen" in addition to cracks in other buildings.

This is the strongest earthquake on the Tibetan plateau since a Mw=6.4 earthquake in Damxung County near Lhasa on 6 October 2008 caused significant damage and at least ten deaths.

01) National Earthquake Information Centre (NEIC), Golden, USA.
) Harvard Centroid Moment Tensor Solution (HRV), Harvard, USA.
Macroseismic information has been compiled by the ASC from reports by local media and local NGO personnel.

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Page Updated: 27 Jul 2009 | Website Disclaimer

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