The Pacific Tsunami Warning Center said the quake measured 6.9, down from a preliminary estimate of 7.5.
The U.S. Geological Survey says a 6.4-magnitude earthquake has struck the Caribbean nation of Barbados.
The U.S. Geological Survey reported a 3.8 magnitude earthquake in Sonoma County Thursday evening.
Hundreds of people reported to the U.S. Geological Survey that they felt the magnitude 4.2 quake, which struck at 8:42 a.m. Saturday near Eugene and Springfield, Oregon.
The U.S. Geological Survey says a strong earthquake struck in Alaska, but no tsunami was expected.
A strong earthquake has struck off an island chain south of Tokyo, but officials say there is no danger of a tsunami.
The U.S. Geological Survey says a magnitude 2.6 earthquake has struck the Yountville area Wednesday afternoon.
The U.S. Geological Survey says a strong earthquake struck in the middle of the Atlantic Ocean Wednesday morning, but a tsunami is not expected.
The U.S. Geological Survey says a strong earthquake has struck the Pacific nation of Tonga, but no tsunami threat was expected.
The U.S. Geological Survey says a magnitude 6.0 earthquake has struck in far northern Chile. There were no immediate reports of damage and no tsunami warning.