Earthquakes
Earthquakes information from USGS
-
Uptick in earthquake activity at Mount St. Helens remains within background levels (July 15, 2023-Present)
Over the past three months, seismicity at Mount St. Helens has been elevated but remains within the normal range of…
Read More » -
Volcano Watch — Not just polka dots: the hidden dance of processing GPS data
For over thirty years, high-precision GPS (Global Positioning System) measurements have been a key tool used by the USGS Hawaiian…
Read More » -
USGS-Led Study Reassesses Earthquake Hazard Potential for Central California’s Hosgri Fault
Assessing earthquake hazards demands a comprehensive understanding of active faults, including their location, length, connectivity, slip rate, and rupture history.…
Read More » -
Living with active volcanoes in the back yard of the Naples metropolitan area in Italy
Italy is home to numerous volcanoes and a long history of eruptions that are recorded both in the geologic record…
Read More » -
Photo and Video Chronology – Kīlauea GPS campaign and Mauna Loa summit webcams
Hawaiian Volcano Observatory (HVO) geophysicists completed the annual GPS survey of Kīlauea in October 2023. On November 8, 2023, HVO…
Read More » -
Volcano Watch — What’s shaking beneath Mauna Loa?
It’s hard to believe that nearly one year has passed since Mauna Loa erupted. Mauna Loa has been mostly quiet…
Read More » -
Yellowstone’s Spectacular Spring: The Story of Grand Prismatic and the Little Dipper
Grand Prismatic Spring is one of the most visited sites in Yellowstone National Park. The feature has amazing story to…
Read More » -
Habitat Preferences of Seabeach Amaranth, A Threatened Beach Dependent Plant Species
The USGS evaluated the habitat preferences of seabeach amaranth to better understand factors contributing to the species’ significant decline at…
Read More » -
Shifting Practices of Dam Management and Dam Removal in a Changing World
The era of large dam construction, which peaked in the U.S. six decades ago, is now giving way to an…
Read More » -
Volcano Watch — Fostering Prepared Youths on the Natural Hazards of Backyard Volcanoes
During volcanic crises, the USGS Hawaiian Volcano Observatory (HVO) plays a pivotal role, sharing information on activity and associated hazards…
Read More »