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Join three USGS–Hawaiian Volcano Observatory scientists as they embarked on a helicopter mission to the northwestern wall of Halema‘uma‘u at Kīlauea’s summit on July 2, 2026. Their goal was to sample tephra deposits from the crater wall, which had been inaccessible before now. As lava flows have filled in...

22,793 次观看 • 5 天前 •via X (Twitter)

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Kīlauea Eruption Episode 46 Update May 5, 2026, 11:30 am HST Episode 46 of lava fountaining in Halemaʻumaʻu at the summit of Kīlauea began at 8:17 a.m. HST on May 5 and continues at this time. Lava fountains from the north vent are currently reaching 650 feet (200 m) above ground level and the eruptive plume is reaching 20,000 feet (6,000 m) above sea level. Lower-level winds from the southeast distributed some tephra to the northwest in the first hours of the eruption. First-sized and smaller clasts were reported at Uēkahuna overlook in Hawaiʻi Volcanoes National Park and between mile markers 31 and 32 on Highway 11. Hawaiʻi Volcanoes National Park temporarily closed some overlook areas on the west rim of the caldera, but Highway 11 remains open. Fallout in these areas has since decreased and the USGS is keeping Kīlauea Volcano Alert Level at WATCH and the Aviation Color Code at ORANGE. Higher-level winds are southwesterly, which suggests that the plume and tephra may be transported to the northeast with time as the eruption continues and the plume develops. The National Weather Service Ashfall Advisory remains in effect. Kīlauea has been erupting episodically since December 23, 2024, from two vents (north and south) in Halema‘uma‘u, in Hawai’i Volcanoes National Park. Lava fountaining episodes, which generally last for less than 12 hours, are separated by pauses that can be longer than three weeks. 🎥 Video of episode 46 on May 5, 2026. #Eruption #Kilauea #Lava

USGS Volcanoes🌋

13,199 次观看 • 2 个月前

Here are some other views of Kīlauea summit eruption lava fountaining episode 38 in Halema‘uma‘u crater on the Island of Hawai‘i, and answers to some of your questions about this activity. This eruptive episode began from the north vent at about 8:45 am HST this morning, December 6. Smaller fountains began from the south vent at 8:49 am HST and quickly grew to over 1000 feet (300 meters) high and inclined to the south, towards a closed area of Hawaiʻi Volcanoes National Park. At 9:55 a.m., hot tephra falling from this fountain destroyed the V3 streaming camera site located within less than a mile (2,000 ft/500 m) from the eruptive vents; its burial highlights the hazardous nature of this closed area. The north vent stopped erupting at 11:50 a.m., but the south vent is still fountaining as of this posting. In addition to the tephra, volcanic gas is being emitted, with sulfur dioxide emission rates likely exceeding 50,000 tonnes per day. The high effusion rate of this episode is also producing a very dramatic plume extending over 20,000 feet above sea level. Both the National Weather Service and Washington Volcanic Ash Advisory Center issued special advisories about this plume, and the Hawaii County Civil Defense Agency issued a message about the potential for fine glass particles in communities downwind. Kīlauea's recent eruptive episodes have gone on for 5-9 hours; this episode has been active for about 4.5 hours now. The USGS Hawaiian Volcano Observatory staff are closely monitoring this activity, coordinating with partners at Hawaiʻi Volcanoes National Park and the Hawaii County Civil Defense Agency. #Kilauea #lava #eruption

USGS Volcanoes🌋

217,862 次观看 • 7 个月前