The March 2011, 8.9 -
magnitude quake off the coast of Japan that caused a tsunami, waves that reached California within twelve hours, moved the island of Japan by about eight feet, and shifted the Earth on its axis by about four inches, this is an example of the magnitude of natural forces — mostly unappreciated by humanity — that are continuously shaping Earth's climate.
Not exact matches
The 8.9
magnitude quake struck at a depth of six miles about 80 miles
off the eastern coast, according to Japan's meteorological agency.
There would be other surprises on little - known faults: the 1992
magnitude - 7.3 Landers
quake off the southern San Andreas (1 killed, $ 92 million in damage); the 1994
magnitude - 6.7 Northridge earthquake on a previously unknown, buried fault (60 killed, $ 20 billion in damage); and the 1999 Hector Mine
quake,
magnitude 7.1, in the remoteness of the Mojave Desert.
The federal licenses for the Diablo Canyon plant, near San Luis Obispo, are valid for at least another decade, but opponents were citing seismic and tsunami - related concerns even before last week's
magnitude 9.0
quake off the coast of northern Japan
To the west, a huge swath of the fault remains locked and has been accumulating strain since 1505, when a much more massive
magnitude 8.5
quake went
off.
That's how the fault seemed to have behaved in recent centuries, with
quakes of
magnitude 7 to 8 or so popping
off on any one segment every few decades or few centuries.
So it was a surprise when a
magnitude 4.1 «
quake» struck Nuugaatsiaq, a tiny island
off Greenland's west coast on 17 June.
It works almost too well, Ellsworth says: on Friday the Japan Meteorological Agency issued an initial warning on its website that a
magnitude - 7.9
quake had struck
off the coast of central Honshu island.
In the early evening of Tuesday, 1 April, a
magnitude - 8.2
quake occurred
off the coast of northern Chile, killing six people, generating 2 - meter - high waves, and prompting the evacuation of nearly 1 million coastal residents.
The
magnitude - 8.2
quake that struck
off the northern coast of Chile Tuesday, 1 April, pounded the port city of Iquique with a 2 - meter tsunami.