http://www.rnzi.com/pages/news.php?op=read&id=58581Quake off Tonga’s northern islands Posted at 01:43 on 04 February, 2011 UTC A 5.4-magnitude earthquake struck off Tonga but no tsunami warning was issued. The US Geological Survey says the quake hit at a depth of just 8.2 kilometres, 85km northeast of Hihifo, this morning. There were no tsunami warnings issued.Fri, 04 Feb 2011 03:31:00 +0100rnzienrnzi-27a6501dbce5b7ac6f0939b3c29d049aNaturalDisasters-21.136 -175.216http://www.nzherald.co.nz/world/news/article.cfm?c_id=2&objectid=10704070&ref=rssA 5.4-magnitude earthquake struck off Tonga this morning.The undersea quake hit at a depth of just 8.2 kilometres, 100km northeast of the island group, at 10.25am.There were no tsunami warnings in effect, according to the...Fri, 04 Feb 2011 01:04:00 +0100nzheraldennzherald-7f0aa5c92dd7953eaaddf8d89dd3fb1aNaturalDisasters-21.136 -175.216http://www.news.com.au/breaking-news/magnitude-quake-strikes-off-tonga/story-e6frfku0-1226000026421?from=public_rssA 5.4-magnitude earthquake struck off Tonga today, the US Geological Survey said, but no tsunami warning was issued.Fri, 04 Feb 2011 00:41:00 +0100news_com_auennews_com_au-d1b301d4327bbbd323e6176213efecafNaturalDisasters-21.136 -175.216