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- Strong quake hits southern Philippines
Feb 05, 2005
http://www.terradaily.com/2005/050205144833.ai9gzgm8.html- A strong earthquake measuring 6.9 on the Richter scale hit the southern Philippines late Saturday. Earlier, the Hong Kong Observatory said the quake measured 7.1 on the Richter scale.
Note the depth of these quakes, in kilometers. Deep quakes, 300 miles or greater below the surface, are breaking the plates apart, the losening that occurred during the Sumatra 9.2 continuing in the neighboring Philippine and Pacific plates to the East.
Feb 1 Fiji 559 km 5.0 mag quake and 600 km 5.3 mag quake. Feb 2 Philiphines 486.3 km 7.1 mag quake. Feb 2 Mariana 492.3 km 5.2 mag quake. Feb 4 Mariana 648 km 5.2 mag quake. Feb 4 Mariana 550 km 5.4 mag quake. Feb 5 Philippine 540 km 5.9 mag quake. Feb 5 Philippine 510 km 7.0 mag quake. Feb 5 Philippine 486 km 7.1 mag quake. Feb 5 Philippine 494 km 6.9 mag quake.