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Over the last year and a half, the historic episodic eruption at the summit of Kīlauea has had 49 episodes of lava fountaining, with episode 50 in the...

Over the last year and a half, Kīlauea’s summit has produced an impressive 49 episodes of lava fountaining—and episode 50 may be just around the...

On Wednesday, June 17, 2:14 a.m. HST, a magnitude-4.5 earthquake occurred 11 mi (17 km) southeast of Pāhala on the Island of Hawaiʻi at a depth of 21...

Episode 49 of lava fountaining during the ongoing Halemaʻumaʻu eruption at the summit of Kīlauea took place for 7.5 hours on June 14. The eruption is...

This past April marked one hundred years since Mauna Loa’s 1926 Southwest Rift Zone eruption — an eruption remembered for its dramatic lava flows...

April marked the 100-year anniversary of Mauna Loa’s 1926 Southwest Rift Zone eruption. This eruption is most remembered for the destruction of Ho...

USGS scientists conduct Kīlauea summit monitoring overflight on June 9, 2026, to document changes to the eruptive vents and crater floor after episode...

On Tuesday, June 9, 10:37 p.m. HST, a magnitude-4.7 earthquake occurred 14 mi (23 km) east of Pāpa‘ikou on the Island of Hawaiʻi at a depth of 24 mi...

For over a year, after each fountaining episode at Kīlauea's summit, USGS Hawaiian Volcano Observatory geologists have surveyed the elevation along a...

As you walk along Crater Rim Trail from Wahinekapu (Steaming Bluffs) heading towards the Uēkahuna overlook in Hawaiʻi Volcanoes National Park, you’ll...