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M5.8 Kangpar Earthquake, 2006


24 February 2006


SSW of Kangpar, Bhutan


20:04:54 UTC (02:04:54 BTT)


27.005 N (NEIC)


91.667 E (NEIC)


14 kms (NEIC)


Mw 5.8 (GS), 5.5 (HRV)

Additional Info


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A moderate earthquake struck the Bhutan Himalayas on 24 February 2006 at 02:04 AM Bhutan local time. It had a magnitude of Mw=5.8 and caused some damage to property near the epicentre. This is the strongest earthquake in Bhutan since 2003 and one of the largest in the country's history. An aftershock with a magnitude of Mb=5.1, was felt within minutes in the same region.

The earthquake was centred 19.3 kms SSW of Kangpar, Bhutan,
29.1 kms NE of Darrang (Assam), India,
37.3 kms SSE of Tashigang Dzong, Bhutan,
62.4 kms SE of Shongar Dzong, Bhutan,
68.4 km SSW of Tawang (Arunachal Pradesh), India,
92.2 kms N of Guwahati (Assam), India,
204 kms ESE of Thimphu, Bhutan.

In south-east Bhutan, nearer to the epicentre, it was strongly felt at Dewathang, Samdrup Jongkar and in the adjoining areas. At least 239 houses were damaged in the gewogs of Bartsham (20), Bidung (11), Kangpara (35), Kanglung (5), Phongmey (33), Radhi (17), Samkhar (22), Shongphu (15), Thrimshing (20), Udzorog (20), Yangneer (41) in the Trashigang area. The damage was the severest in the Udzorog gewog.

Tremors were felt for close to 6-seconds in some parts of Bhutan, including the capital, Thimphu. In Thimphu, it was strong enough to wake up a few people. In India, this earthquake was felt at Bomdila and Itanagar in Arunachal Pradesh, at Dhubri and Guwahati in Assam, Shillong in Meghalaya as well as in parts of Nagaland.

Within 3-minutes, a Mb=5.1 aftershock was  felt at 02:07 BTT (20:07 UTC). This earthquake was centred 11.1 kms N of Gobarigaon (Assam), India and 30 kms SSW of Kangpar, Bhutan. This aftershock was felt at Dewathang, Samdrup Jongkar and in the adjoining areas. Tremors were experienced at Thimphu in Bhutan while in India, it was felt at Dhubri and Guwahati in Assam and at Itanagar in Arunachal Pradesh. It was also felt as far as Sylhet in eastern Bangladesh.

01) National Earthquake Information Centre (NEIC), Golden, USA.
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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Map Disclaimer
International boundaries of India (especially Arunachal Pradesh, Jammu & Kashmir, Himachal Pradesh and Uttarakhand) on the displayed map are from Google Maps. These do not conform to the external boundaries of India recognized by the Survey of India. That they are displayed on this page via Google Maps, is only for display purposes and this should not be misinterpreted as an endorsement of these boundaries by the Amateur Seismic Centre (ASC).

Page Updated: 22 Feb 2008 | Website Disclaimer

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