RIVERSIDE COUNTY, CA - around midday Thursday, a 2.1 magnitude quake was reported near Borrego Springs, according to the U.S.

Lasting only a minute, it shook Pioneer Square with vigor and rattled office and convention centers from Seattle to Olympia and beyond. Seattle's most recent significant earthquake generated nearly ...

MARIN COUNTY, CA - A preliminary 2.1 magnitude quake was registered near Stinson Beach Friday morning, according to the U.S. Geological Survey. The tremor struck the region at 10:31 a.m. It occurred ...

SOLANO COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.1 magnitude quake struck close to Vallejo around midday Tuesday. The tremor struck at 12:34 p.m., with its epicenter ...

SONOMA COUNTY, CA - A preliminary 2.1 magnitude quake was recorded near The Geysers Tuesday morning, the U.S. Geological Survey reported. The tremor shook at 6:39 a.m., with its epicenter situated ...

SAN DIEGO COUNTY, CA - Wednesday morning, a preliminary 2.1 magnitude quake was recorded near Alpine, according to the U.S. Geological Survey. The tremor struck at 9:22 a.m., with its epicenter ...

HUMBOLDT COUNTY, CA - Sunday morning, a preliminary 2.1 magnitude quake was recorded near Ferndale, according to the U.S. Geological Survey. The tremor struck at 2:31 a.m., with its epicenter situated ...