An 18-foot-deep sinkhole opened up in Ontario, covering an entire intersection and forcing a major street to shut down.

Water utilities in Altadena and Pacific Palisades are undertaking an arduous process of repressurizing their underground pipelines, testing for contaminants and attempting to flush them out.

Michael Hiltzik tells California's story with a journalist’s reluctance to take anything at face value and a distrust of ...