Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

Over the past century, technological advancements have vastly improved volcano monitoring. One key innovation was the ...

HVO continues to closely monitor Kilauea and Mauna Loa. Please visit HVO’s website for past Volcano Watch articles, Kilauea and Mauna Loa updates, volcano photos, maps, recent earthquake information, ...

Mauna Loa is not erupting. Its USGS Volcano Alert Level is at NORMAL. No earthquakes were reported felt in the Hawaiian Islands during the past week. HVO continues to closely monitor Kilauea and Mauna ...

This would solve the geological mystery of Easter Island: the ancient zircon minerals would be remnants of earlier magmas that were brought to the surface from deep inside the earth, along with ...

Dr. Ben Mirus and Dr. Francis Rengers with the U.S. Geological Survey have been using laser scans and GPS cameras, accurate down to one inch, to map out landslides caused by Helene. They hope ...

SARASOTA, Fla. - Mexico’s most active volcano, along with the jet stream pattern, sent ash over the Gulf of Mexico and Florida on Saturday, allowing the emissions to be visible to pilots and ...

(USGS image by M. Warren) Borehole tiltmeters have been used by the USGS Hawaiian Volcano Observatory (HVO) since the early 1970s and have since become an essential part of HVO’s volcano ...

unique chapter in the history of sugar on Kaua’iBy Chris Cook New Media Manager KILAUEA – Since its closing almost three decades ago the buildings and equipment of the Kilauea Sugar Co. have ...

This photo was taken from a viewing area along the old Chain of Craters Road. (U.S. Geological Survey photo/E. Endo) While there were several summit eruptions at Kīlauea during the same decade ...

USGS image by M. Warren. Borehole tiltmeters have been used by the USGS Hawaiian Volcano Observatory (HVO) since the early 1970s and have since become an essential part of HVO’s volcano ...