Series of morning quakes off southern Oregon coast

The Big One Pacific Northwest could unleash a megaquake AND a tsunami

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LA's Stretch Of San Andreas Fault Overdue For Major Quake

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6.2-magnitude quake shakes northwestern Argentina

Tsunami hits New Zealand after series of strong quakes

Heightened earthquake alert issued for Southern California

San Andreas fault 'locked, loaded and ready to roll' with big earthquake, expert says

Experts Detect San Andreas Fault Shift

Large-scale motion detected near San Andreas Fault

Pacific Northwest prepares for massive earthquake, tsunami