PIA25595
March 4, 2026

US-French Satellite Takes Stock of World’s River Water

In a first, a space mission led by NASA and France has tracked Earth’s rivers swelling and shrinking from month to month over the course of a year and found significantly less of a swing than previous model-based estimates. 

Wide-swath altimetry maps bank shapes and storage changes in global rivers
March 4, 2026

Wide-swath altimetry maps bank shapes and storage changes in global rivers

Here we present near-global-scale observations of active river channel geometry and associated monthly changes in water storage at the reach scale derived from the first water year (October 2023 to September 2024) of the Surface Water and Ocean Topography (SWOT) mission at 126,674 reaches worldwide.

SWOT
June 25, 2025

NASA’s Western Water Action Office (WWAO) Partners with Hazen and Sawyer to Improve Western Water Decision-Making Using NASA Earth Data

An exciting collaboration harnessing 65 years of NASA Earth monitoring and state-of-the-art data to support smarter water management across the Western U.S.

doe-explains-atmospheric-rivers-Web
June 12, 2025

Wet Soils Increase Flooding During Atmospheric River Storms

A new study published in the Journal of Hydrometeorology this month demonstrates that the amount of water in soil, in addition the strength of a storm, can determine the risk of flooding.

Low snowpack_Colorado River
May 27, 2025

Low snowpack stirs 2018 fire seaon flashbacks, but wet monsoon season may offer hope

While the short-term expectation is a less active and shortened recreation season, there may be a better chance of precipitation in late summer.

CalexicoChronicle
May 27, 2025

Officials Celebrate Flooding of Expanded Habitat at the Salton Sea

The flooding of a 750-acre addition next to the Salton Sea is part of a larger habitat restoration plan of more than 9,000 acres.

CDWR_Calexico
May 23, 2025

State and Local Agencies Complete New River Project in Calexico, Reaching Major Public Health Improvement Milestone

This project, part of the comprehensive Salton Sea Management Program, will implement three ways of improving the ecosystem of the New River.

Lake Oroville
May 22, 2025

California Reservoir Update as Lake Nears new Milestone

Lake Oroville has the potential to reach its full capacity of 900 feet, due to the high levels of snowfall from 2023 and 2024.

CASnowpackGetty-1020x680
May 22, 2025

California’s Snowpack Shrinks, Igniting Concerns of Early Wildfires

California’s peak average snowpack has decreased ad is melting fast than usual, causing concern over increased wildfire risk.

Drought
May 14, 2025

Drought Brings the Heat: New Research Finds Drought Lengthens Heat Waves

The intersection of drought and heat can have numerous impacts, including the increased chance of wildfires, reduced supplies of water and even lengthen the duration of heat waves.