Tucson does not add fluoride to its drinking water and remains one of six major U.S. cities without optimally fluoridated tap water.

Cool off this summer without draining your wallet! As the 4th of July approaches, a wave of special offers is making its way to Southern California’s top water parks. LEGOLAND California (Carlsbad) At ...

The Yorba Linda, Calif., water district has the country’s largest PFAS treatment facility of its kind. The drinking water it delivers to customers is free of these unwanted “forever chemicals.” ...

More than 17,000 acres around the Klamath River in northern California,have returned to the Yurok Tribe, completing the largest landback deal in California history.

Water began flowing from a pipe onto hundreds of acres of dry, sunbaked lake bed as California officials filled a complex of shallow ponds near the south shore of the Salton Sea in an effort to ...

Glenn Chavez sets a timer as water fills a newly installed Heli-Hydrant, a small, open tank that helicopters can rely on to get water faster for urban fires, Friday, April 11, 2025, in Cabazon ...

Here's what to know about the SpaceX Falcon 9 rocket launch from Vandenberg Space Force Base in California, as well as when and where to watch it: What time is the SpaceX rocket launch from ...

Where does the code come from? California’s building code does not originate in California. As with most states, our code takes as its jumping off point a set of general rules written by the ...

Cities across central Arizona can expect markedly less Colorado River water after 2026. But where will they find the water to replace it?

Climate change is expected to increase dust storms in California, impacting millions in the Central Valley.

Climate change is expected to increase dust storms in California, and where dust storms occur is poised to impact millions.

Get the Facts: Where security stands at California's southern border since President Trump took office Since President Donald Trump took office, he's issued a record number of executive orders ...