San Mateo County launched its new Tsunami Hazard Area Dashboard on Monday as part of a broader effort to better prepare for ...

San Mateo County may now opt out of a multicounty regional transit measure meant to dig Caltrain and BART out of their ...

San Mateo has issued permits for about 4% of the total number of housing units it needs to approve by 2031, a figure that isn ...

The body of a man was discovered at a beach north of Montara in San Mateo County on Sunday evening, according to authorities.

In a worst-case tsunami, parts of Alameda, Oakland and Berkeley could be flooded up to an 18-foot elevation, California officials said in new study.

The risk of flooding from a major tsunami may be greater than many realized along Monterey County's coastline, California officials said in new study.

Gauthier is standing near a pink quilt on her office wall, gifted to her by a staunch supporter called Mama Dee, who passed ...

SAN MATEO COUNTY, Calif. (KGO) -- A San Mateo County Superior Court judge has ruled that the special election will move forward for Measure A next week, which could give the board of supervisors ...