Melting snow from California's Sierra Nevada is filling reservoirs. But dry conditions have shrunk the flow of the Colorado ...

Atmospheric rivers are responsible for most flooding on the West Coast of the U.S., but they also bring much-needed moisture ...

Atmospheric rivers are responsible for most flooding on the West Coast of the U.S., but also bring much needed moisture to the region. The size of ...

Sampling the air around Imperial Beach, California, reveals pollution from the Tijuana River in sea spray aerosols ...

A study by UC San Diego researchers reveals that pollutants found in the sewage-laden Tijuana River are ending up in the air ...

LOS ANGELES – Torrential rains from a potent atmospheric river soaked nearly the entire state of California Thursday, triggering flash flooding up and down the state and transforming burn scars ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater—including sewage, industrial waste and runoff—into the Pacific Ocean every ...

To save the Southern Residents, we will need to put organized, consistent pressure on our elected representatives.

Overall hydropower generation in the U.S. is expected to rise 7.5% in 2025, which will also still keep overall hydropower ...

The increase in hydropower expected in 2025 is due in large part to above average precipitation in Northern California ... according to the National Oceanic and Atmospheric Administration’s Northwest ...

Columnist Teri Sforza writes that new goals may involve shorter showers, recycled water and more conservation. Prepare!