The Alameda County Local Hazard Map Alameda County’s hazard map shows potential flood zones in the event of a 100-year and 500-year storm. A 500-year storm has a 0.2% chance of occurring in a given ...

A series of small earthquakes shook the San Francisco Bay Area on Thursday, according to the United States Geological Survey.

Impact from a moisture-laden storm is expected to persist in the San Francisco Bay Area through Friday, with more rain likely.

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another ...