By Howard Pankratz The Denver Post Posted: 01/20/2010 02:16:23 PM MST
Yellowstone hit by swarm of earthquakesThe swarm of earthquakes at Yellowstone National Park which started Sunday has produced 644 tremors through 1:36 p.m. Wednesday, scientists at the University of Utah said this afternoon.
So far Wednesday, the the magnitude of the earthquakes has been in the 2.5 range or slightly lower.
Several tremors about 3.0 above were recorded on Tuesday.
As of 3 p.m. Tuesday, a total of 469 earthquakes had been recorded since Sunday, meaning another 175 quakes occurred in the past 22 hours.
The earthquakes have been reported by multiple people in the park itself, and in neighboring communities in Montana and Idaho.
See also: Will 2010 Be The Year Of the Volcano?
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