Storms now pounding Southern California are raising the specter of more danger for residents—debris flows in areas already ...

Adaptation can also involve changing how and where people live, prohibiting them from rebuilding in areas that repeatedly ...

The Santa Clara Valley Water District says after the dry start to the year, water levels at their reservoirs went from 70% of normal in mid-January to 82% by mid-February.

The Wastewater Surveillance Act, if passed, would require at least one wastewater monitoring site in every California county.

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 current head of the federal agency that oversees one of the wastewater treatment plants at the center of the Tijuana ...

Well over 100 people gathered in a rural town Wednesday night, rallying around the feeling that proposed industrial ...

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

Researchers at Stanford University developed a new method to measure water levels in the state’s aquifers using readily available seismic data.

A powerful, atmospheric river-driven storm is hitting California today, bringing with it heavy rain, strong winds and feet of Sierra snow. The storm is expected to persist through Friday. Snowfall ...

While some flood survivors have been able to return home, many others are still struggling to recover, rebuild their homes, ...