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After residents launched a social media campaign demanding Orange County stop spraying herbicide in creeks, officials said they will halt the practice in two waterways.

A neurological disease spread by rats and other animals may have become established in San Diego County.

Satellite images show the Sierra Nevada before and after a major heat wave melted significant portions of California's snow.

An offering memorandum described the destroyed mobile home park as a "blank canvas for redevelopment"; however, city officials reiterated they intend to let fire survivors return and rebuild.

Two condors in far northwestern California appear to be caring for a recently laid egg, a historic moment in an effort to bring the massive raptors back to the Yurok Tribe's historic homeland.

California's new community solar program is years delayed and just a handful of projects have launched in the meantime.

California and other downstream states are criticizing the Trump administration's options for dealing with the Colorado River crisis.

The pledge signed Wednesday by Amazon, Google, Meta, Microsoft, xAI, Oracle and OpenAI does not include requirements for how companies will source the energy.

The head of the Los Angeles Department of Water and Power stepped down Wednesday as part of a "planned leadership transition," Mayor Karen Bass' office announced.

Relying on desalination, the San Diego County Water Authority will consider transferring water to cities in Arizona and Nevada that will soon face cuts in Colorado River water.