Strong southeasterly winds in the vicinity of Mount St. Helens have picked up loose volcanic ash erupted during the 1980 eruptions of Mount St. Helens and are carrying it to the northwest. The ...

Dinosaurs went extinct about 65 million years ago (at the end of the Cretaceous Period), after living on Earth for about 165 million years. If all of Earth time from the very beginning of the ...

VAN is being reissued to drop the alert level from WATCH to ADVISORY and the color code from ORANGE to YELLOW. Episode 55 of the ongoing Halemaʻumaʻu eruption ended abruptly at 9:03 a.m. HST on ...

Low-level airplane flights will begin in early October over eastern California and a sliver of western Nevada to image geology using airborne geophysical technology.

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This document is a copy of the Lidar Base Specification 2023 revision A online content. The primary source of the Lidar Base Specification is at https://www.usgs.gov ...

The U.S. Geological Survey Cooperative Landslide Hazard Mapping and Assessment Program offers competitive grants to support efforts that reduce landslide risks and enhance public safety. These grants ...

The north vent fountain has dropped to about 500 feet (150 m) high, about the same as the maximum fountain height for episodes 51-54. Top of the plume cloud has dropped under 13,000 ft (4,000 m) above ...

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Natural processes such as waves, tides, and weather, continually change coastal landscapes. The integrity of coastal homes, businesses, and infrastructure can be threatened by hazards associated with ...

Critical minerals are essential to the economy and national security of the Nation and have supply chains that are vulnerable to disruption. The USGS leads the Federal government in developing the ...

The term "supervolcano" implies a volcanic center that has had an eruption of magnitude 8 on the Volcano Explosivity Index (VEI), meaning the measured deposits for that eruption is greater than 1,000 ...