Hawaii Volcano Geochemical Data Sets: Scientific Data - A compilation of published and unpublished geochemical data from multiple sources, organized in a standardized format, about Hawaiian volcanoes.
HUGO - The Hawaii Undersea Geo-Observatory: HUGO was a submarine observatory situated on the summit of Loihi seamount, an active undersea volcano. Data from HUGO are relayed to the Big Island of Hawai'i for real-time monitoring of the volcano's behavior. HUGO is not currently active.