HUMBOLDT COUNTY, CA - According to the U.S. Geological Survey, a 3.0 magnitude quake rattled close to Petrolia Tuesday night.

SONOMA COUNTY, CA - A preliminary 2.2 magnitude quake was detected near The Geysers around midday Wednesday, according to the ...

A series of earthquakes hit off the coast of Taiwan Wednesday, according to the United States Geological Survey (USGS). The ...

WASHINGTON, D.C. — Michigan Congressional delegates have introduced bipartisan legislation that would devote $500 million ...

Helicopters sporting long appendages are flying over some rural areas of the country, including here in Colorado. Many of ...

A magnitude 4.4 earthquake struck in San Luis Obispo County on Tuesday, the U.S. Geological Survey said.The quake hit at 9:54 ...

A 4.1 magnitude earthquake struck Tuesday morning in Central California, centered near Paso Robles, according to the USGS.

MORGAN HILL – A magnitude 3.0 earthquake jolted South Santa Clara County Tuesday night, according to the U.S. Geological ...

The U.S. Geological Survey report shows that levels of harmful chemical pesticides are declining in Wyoming's groundwater — ...

A new study conducted by researchers at Oregon State University (OSU) and the U.S. Geological Survey claims the environmental ...

A magnitude 4.1 earthquake was reported Tuesday morning at 9:54 a.m. Pacific time less than a mile from Paso Robles, ...

A 4.1-magnitude earthquake shook San Luis Obispo County on Tuesday morning. According to the U.S. Geographical Survey, the ...