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Post Info TOPIC: Tonga Quake


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Tonga Trench
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Quake research mission to 'ring of fire'

An expedition is getting under way in the South Pacific to investigate one of the most seismically-active fault lines in the world.
Researchers are planning to study the Tonga Trench - a deep feature where the Pacific tectonic plate is being forced under the Indo-Australian plate.
The island nation of Tonga is regularly hit by tremors - most recently a 6.4 magnitude quake offshore last month.

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RE: Tonga Quake
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A magnitude 6.1 earthquake occurred at 01:19:07 (UTC) on Saturday, March 12, 2011, in the Tonga region, 106 km SE of Hihifo, at a depth of 10.9 km.

Location 16.727S, 173.174W


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A magnitude 6.1 earthquake occurred at 17:57:56 (UTC) on Saturday, February 12, 2011, in the Tonga region, 55 km NW of Nuku'alofa, at a depth of 81 km.

Location 20.785S, 175.589W


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A magnitude 6.0 earthquake occurred at 06:03:26(UTC) on Monday, January 31, 2011, in the Tonga region, 95 km SSW of Nuku'alofa, at a depth of 68.6km.

Location 21.943S, 175.510W


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A magnitude 6.0 earthquake occurred at 23:34:44 (UTC) on Wednesday, November 03, 2010, in the Tonga region, 120 km NE of Nuku'alofa, at a depth of 33.2 km.

Location 20.440S, 174.290W

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A magnitude 6.1 earthquake occurred at 12:02:55 (UTC) on Tuesday, October 12, 2010, in the Tonga region, 150 km ENE of Nuku'alofa, at a depth of 9.9 km.

Location 20.485S, 173.951W

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Earthquake 'double whammy' caused 2009 Tonga tsunami

A strange double earthquake was responsible for the tsunami that devastated parts of the South Pacific in 2009, scientists claim.
In a rare set of events, an initial 8.1 magnitude earthquake was immediately followed by a second 8.0 shock.

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A magnitude 6.0 earthquake occurred at 03:39:22 (UTC) on Sunday, July 25, 2010, in the Tonga region, 105 km NNE of Hihifo, at a depth of 41.2 km.

Location 15.032S, 173.543W

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L

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Samoa Quake
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A magnitude 6.2 earthquake occurred at 17:20:31 (UTC) on Wednesday, April 21, 2010, in the Samoa Islands region, 198 km SW from APIA, at a depth of 32 km.

Location 15.239S, 172.828W

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L

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RE: Tonga Quake
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A magnitude 6.3 earthquake occurred at 02:34:29 (UTC) on Saturday, February 13, 2010, in the Tonga region, 95 km SSE of Nuku'alofa, at a depth of 10 km.

Location 21.915S, 174.797W

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