Water Pollution

Climate change and age are stressing California's water infrastructure, endangering struggling salmon populations and other wildlife.

Students in this San Diego beach town face sewage pollution that causes headaches, asthma, rashes and brain fog, as schools contend with sewage pollution from the Tijuana River.

Lawmakers passed exemptions for advanced manufacturing in CEQA, the state’s main environmental law. Now they should plug some of those holes.

The Tijuana River in San Diego has sickened surfers, swimmers and Navy SEALS for decades. A new report explores ways to clean it up.

UCLA researchers have found that hydrogen sulfide emissions at the Salton Sea are at elevated levels and can cause serious health effects to those that live near the lake.

Water bills are climbing as utilities clean up a chemical made infamous in “Erin Brockovich.” Should lawmakers give them cover from lawsuits while work continues?

Scientists and officials say they need to figure out why the famed alpine lake isn't improving despite decades and billions of dollars in efforts. Clarity last year was about 40 feet worse than in the late 1960s. Runoff from roads and air pollution are leading causes.

California has no health standards for these chemicals in fish, so activists are urging action. Found in people and animals worldwide, they are linked to cancer and other health effects.

A new conservancy will oversee work to improve vegetation, water quality and natural habitat in the Salton Sea. Will nearly half a billion dollars in projects be enough?

Immigrants, tribes and other people of color rely on fish from San Francisco Bay and Delta rivers. California faces a federal discrimination probe for failing to protect them.