PFAS concentrations in Los Angeles and Santa Ana rivers exceed federal safety limits, posing serious health risks to ...

Officials behind Orange County’s newest conservation area, the nearly 400-acre Randall Preserve, are seeking input as they ...

SAN DIEGO COUNTY, Calif. — Fire crews battled a brush fire that is burning in Oceanside near College Boulevard on Tuesday .

A coalition has begun an effort to bring back Tulare Lake and its once-vast wetlands on thousands of acres of farmland in the ...

Tucson Water plans to start discharging water containing low levels of PFAS compounds from its south-side water treatment plant into the Santa Cruz River in early October — if it gets a state ...

Arizona water chief: Release Colorado River water based on what's there Sabino, Madera, Mt. Lemmon taken off list of public lands that could be sold 1 injured in I-10 crash on Tucson's NW side ...

New data shows that water levels in major reservoirs including Lakes Mead and Powell are well below average for this time of year.

As Colorado River stakeholders scramble to negotiate the basin’s long-term operational guidelines, the Trump administration ...

The seven states that share the Colorado River are floating a new concept for how water could be shared in the future, ...

After more than a year, the Santa Ynez Reservoir in Pacific Palisades has been repaired and refilled, according to LADWP.

In August 2015, an unplanned release of acid mine drainage from the Gold King Mine turned the Animas River bright orange. It ...

Webinars The Columbia River Treaty working draft recommendations will be discussed July 16 and July 23 at public webinars. The July 16 session takes place from 9 to 11 a.m.