Arizona is expanding its fish consumption advisory program to include PFOS, a type of PFAS known as a "forever chemical." State agencies say the new guidance will help anglers make informed decisions...

Federal officials approved faster environmental reviews for certain hydropower projects, maintenance work, and equipment upgrades.

The latest U.S. Drought Monitor shows mixed conditions across the Colorado River Basin, with rainfall improving parts of Colorado while drought intensifies in portions of New Mexico.

State and federal agencies issued drought declarations across the Colorado River Basin this year, including Utah's statewide emergency and USDA disaster designations affecting farms and ranches...

All 33 New Mexico counties have been designated drought disaster areas, making farmers and ranchers eligible for low-interest emergency loans.

The U.S. Supreme Court approved a historic Rio Grande settlement that reduces groundwater pumping and reshapes water management in New Mexico and Texas.