09/07/16 14:08:06.56 3vc8NGxN
5.4 2009/07/16 00:44:50 -46.226 166.087 21.5 OFF WEST COAST OF THE SOUTH ISLAND, NEW ZEALAND
5.3 2009/07/16 00:24:07 -46.090 166.136 9.5 OFF WEST COAST OF THE SOUTH ISLAND, NEW ZEALAND
5.1 2009/07/15 23:41:20 -45.380 167.284 68.6 SOUTH ISLAND OF NEW ZEALAND
5.3 2009/07/15 13:50:45 -45.380 166.803 35.0 OFF WEST COAST OF THE SOUTH ISLAND, NEW ZEALAND
5.2 2009/07/15 10:01:50 -45.763 166.460 5.0 OFF WEST COAST OF THE SOUTH ISLAND, NEW ZEALAND
5.0 2009/07/15 09:52:16 -46.196 165.791 12.8 OFF WEST COAST OF THE SOUTH ISLAND, NEW ZEALAND
5.8 2009/07/15 09:41:51 -46.173 165.789 5.0 OFF WEST COAST OF THE SOUTH ISLAND, NEW ZEALAND
7.6 2009/07/15 09:22:29 -45.750 166.577 12.0 OFF WEST COAST OF THE SOUTH ISLAND, NEW ZEALAND
ニュージーランドの地震ですが、マグニチュード7.6から始まり、
マグニチュード5以上の余震が、7回続いているのに、
なぜ、ほとんど被害がないのでしょうか?
震源地もニュージランド本島にかなり近いのに、なぜ?