2011. február 22., kedd
258th REAL TIME
Ó, hogy az a keserves...
The 6.3-magnitude earthquake that devastated Christchurch today is among the most serious to hit New Zealand since records began.
The quake struck at 12:51pm (local time) at a depth of four kilometres and according to the US Geological Survey was centred five kilometres north-west of Christchurch. It was followed by several strong aftershocks measuring up to 5.6 in strength.
New Zealand sits on the Ring of Fire - the boundary of the Australian and Pacific tectonic plates - and experiences up to 15,000 tremors a year. It averages at least one quake a day of magnitude 4.0 or stronger.
Historic recorded earthquakes in the country are:
8.2 - January 23, 1855 - Centred in the lower North Island and the most severe quake in New Zealand since European colonisation began in 1840. Believed to have killed seven to nine people.
7.8 - July 16, 2009 - A depth of just 12 kilometres in the remote Fiordland region. No casualties reported.
7.8 - February 3, 1931 - Centred in the Hawke's Bay. Claimed 256 lives in the most damaging of any recorded New Zealand quake.
7.8 - June 17, 1929 - In the Buller region on the West Coast of the South island. Fifteen people believed killed.
7.8 - October 16, 1848 - Marlborough region.
7.6 - March 5, 1934 - Pahiatua in the lower North Island.
7.2 - June 24, 1942 - In Wairarapa, lower North Island.
7.1 - May 24, 1968 - At Inangahua on West Coast of South Island. Killed three.
7.1 - September 1, 1888 - North Canterbury.
7.0 - September 4, 2010 - Christchurch. Widespread damage but no deaths.
6.3 - February 22, 2011 - Christchurch. Multiple fatalities and extensive damage.