After a week heavy water releases through Shasta Dam, Lake Shasta is still more full than usual. Here's how much rain water ...

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.

It’s been a slow start to the rainy season. The first major storm of the season is bringing much needed rain as San Diego County deals with the driest start to any winter in more than 170 ...

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.

Along with much-needed water to the state’s reservoirs, the precipitation also brings dangerous driving conditions and the threat of local flooding.

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

The push to remove two dams on Northern California’s Eel River, making it the longest free-flowing river in the state, has taken a step forward with a major agreement among clashing communities. The ...

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

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

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

So much rain fell in the first week of February that California’s largest reservoir, Shasta Lake, near Redding, rose 22 feet.