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U.S. Geological Survey field crews measured high streamflows this week throughout California, thirteen of which were record high-flow measurements.

Información crítica sobre flujos de agua, niveles, clima y pronósticos de inundaciones ahora disponible en español

Critical information on water flows, levels, weather and flood forecasts now available in Spanish

As 2022 wraps up, we’re looking back on the amazing work of USGS scientists, in an attempt to create a Top 10 list. But with so much exciting science...

Managing the Upper Klamath Basin to meet its many desired uses requires a delicate balance. The shortnose sucker (Koptu) and both lake-spawning and...

In a new report published today, U.S. Geological Survey scientists determined that groundwater in the Smith and Mason Valleys, a key agricultural...

Let’s take an illustrative look at a new study that explored a recently formed crater on Mars. The new icy crater will help scientists better...

As the shortest day of the year arrives, many of us are traveling home for the holidays. Many migratory deer around the West are just arriving at...

A magnitude 6.4 earthquake struck 3 miles offshore in Northern California on December 20, 2022 at 2:34 am local time.

RESTON, Va. — Critical minerals are essential to the U.S. economy and national security; however, their supply is vulnerable to disruption. U.S...