keywords: helens earthquake volcano quake quakes
text: Mount St. Helens Quake Activity Increases (AP) AP - Earthquake activity has increased at Mount St. Helens, but scientists said Saturday there was no reason to raise the volcano's alert level. Scientists said earthquake activity had been low until Friday, indicating molten rock was moving upward with little resistance. By Saturday, however, quakes of magnitude 2.4 were occurring every one to two minutes, they said.