As the Trump administration prepares to reform the EPA, the future of America's most toxic site cleanups hangs in the balance ...

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.

More than a dozen atmospheric rivers dumped rainfall on California in 2023 but replenished only 25 percent of the water lost from aquifers since 2006.

The next drought could end up with two domestic wells going dry in the water basin that most of San Joaquin County and parts ...

Historic rains filled Greater Los Angeles reservoirs and shallow aquifers nearly to capacity in 2023. But drought conditions ...

Scientists using seismic data tracked groundwater levels beneath the L.A. area. They found heavy rains in 2023 boosted ...

The Los Angeles area’s groundwater remained depleted even after a series of historic atmospheric rivers struck the region in ...

Seismic measurement of Los Angeles’s depleted aquifers show a year of heavy precipitation hasn’t been enough to refill them ...

The greater Los Angeles area has long been the subject of intense seismographic monitoring. A network of highly sensitive ...

Does Donald Trump truly believe the nonsense he spouts about California water — the mythical “valve” connecting the state to Canada, or the imagined “half-pipe” that stands ready to ...