The Navajo Nation becomes the first Tribe eligible to seek federal authority over Clean Water Act pollution permitting and sewage sludge programs.

Back-to-back autumn storms triggered historic river crests, washouts, and emergency declarations across all seven Colorado River Basin states.

The Church of Jesus Christ of Latter-day Saints has pledged $3 million to help protect Great Salt Lake wetlands.

California adopts new Bay-Delta water rules to protect native fish, restore habitat, improve river flows, and balance environmental and water supply needs.

Heavy storms eased drought across parts of the Colorado River Basin states, but long-term moisture shortages persisted.

Scientists found microplastics in remote Sierra Nevada snowfall. The study measured plastic deposits but did not assess drinking water or health effects.