An active swarm of earthquakes was detected about 250 miles offshore of Washington state.
More than 18 quakes were recorded in an “active swarm” of tremors starting around midnight Sunday on the Juan de Fuca Ridge.
A swarm of offshore earthquakes near the Pacific Northwest poses no threat to land, says Harold Tobin of the Pacific ...
Roughly 18 small earthquakes were recorded off the coast of Washington early Sunday, geologists reported. The first and ...
Roughly 18 small earthquakes were recorded early Sunday off the coast of Washington, geologists reported. The first and ...
A swarm of 18 earthquakes ranging from magnitude 2.6 to 4.2 struck the coast of Washington early Sunday morning, with the ...
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