A light, 4.1-magnitude earthquake struck in Southern California ... United States Geological Survey | Notes: Shaking categories are based on the Modified Mercalli Intensity scale. When aftershock data ...
Interactive map from the California Geological Survey shows the destruction potential of a tsunami wave in the Golden State.
The risk of flooding from a major tsunami may be greater than many realized along California’s coastline, state officials ...
More communities than previously thought could be impacted by a tsunami resulting from a large earthquake off the California ...
Other wells were drilled just yards from faults. A recent U.S. Geological Survey analysis found that 7 million people in other parts of the country live in areas vulnerable to oil industry–induced ...