Unusual Earthquakes Measured Off Oregon
April 12, 2008 By JEFF BARNARD, Associated Press Writer(AP) -- Scientists listening to underwater microphones have detected an unusual swarm of earthquakes off central Oregon, something that often happens before a volcanic eruption - except there are no volcanoes in the area.
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Or was the author trying to make it more fantastic by equating "600 quakes" to mean "600 quakes and aftershocks"?
We must be clear on these things.