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A temporary GNSS monitoring site in the Kīlauea caldera was part of the rapid response to the December 2020 Halema‘uma‘u eruption. The site will be upgraded into a continuously operating reference station with state-of-the-art instrumentation and a hardened antenna mast. (Photo: USGS/A.P Ellis)

USGS upgrading Hawaiian geodetic network to monitor volcanoes

August 26, 2022

The Hawaiian Volcano Observatory (HVO) of the U.S. Geological Survey has been working to rebuild its geodesic monitoring […]

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This article is tagged with emergency monitoring, geodetic network, GNSS stations, ground deformation, Island of Hawai'i, Kīlauea eruption, tiltmeters, U.S. Geological Survey, USGS Hawaiian Volcano Observatory, volcanic eruption and posted in Featured Stories, Latest News, Space & Earth

An HVO geophysicist deploys a GPS receiver on the Kilauea caldera floor to measure changes in ground motion. A volcanic gas plume rises in the background. (Photo: USGS)

GPS key to monitoring Kilauea eruption, lava lake

December 29, 2020

2020 Ends with a Bang as Kilauea Volcano Erupts Beginning in September, GPS stations in Kilauea’s upper East […]

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This article is tagged with caldera, Hawaiian Volcano Observatory, HVO, Kilauea volcano, lava lake, U.S. Geological Survey, volcano and posted in Featured Stories, Latest News, Survey

Photo: David Little

Locating lava flows before an eruption

December 1, 2017

New U.S. Geological Survey (USGS) maps show areas that could be affected by Mauna Loa lava flows — […]

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This article is tagged with Hawaii, lava flow, map, Mauna Loa, U.S. Geological Survey, USGS, USGS Hawaiian Volcano Observatory, volcano and posted in From the Magazine, Latest News, Mapping