The quake struck 7.5 miles east-southeast of Pahala, and at least 89 felt reports occurred in the first half hour. Officials: The quake had no effect...
April 22, 2023, 3:44 PM HST A 4.2-magnitude earthquake struck Big Island on April 22, 2023. Map: USGS At about 2:24 PM on April 22, a...
March 12, 2023, at 3:30 p.m. HST Halemaʻumaʻu crater and lava lake from the lower massif [B1cam]. PC: USGS/HVO Geophysical signals recorded by the USGS Hawaiian...
Jan 3, 2023 7:12 a.m. HST *Updated Jan 3, 8:04 a.m. USGS map of the 4.0-magnitude earthquake in the Big Island on January 3, 2023. Today...
Dec 31, 2022 8:18 a.m. HST * Updated Dec 31, 9:32 a.m. Kilauea earthquake swarm, Dec. 30, 2022. A swarm of small earthquakes under the Kīlauea...
The gas monitoring site at 3,430 meters (11,240 ft) above sea level in the Southwest Rift Zone of Mauna Loa measures volcanic gases (sulfur dioxide, hydrogen...
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