Until a couple of decades ago , the Cascadia fault , where a piece of ocean floor the size of Oregon and known as the Juan de Fuca plate disappears beneath North America , was also considered a low seismic threat .
Oregon /location/location/contains Cascadia
IN DT NN IN NNS RB , DT NNP NN , WRB DT NN IN NN NN DT NN IN NNP CC VBN IN DT NNP NNP NNP NN VBZ IN NNP NNP , VBD RB VBN DT JJ JJ NN .
Oregon
LOCATION
Cascadia
LOCATION
/location/location/contains