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TAG: halemaumau
April 15, 2017

‘The Ups and Downs of Halema‘uma‘u’

Presentations will be made on Monday, April 17, from 3 to 4:30 p.m., and again the same evening from 7 to 8:30 p.m.
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March 08, 2017

VIDEO UPDATE: Tour Group Nabbed Sneaking Into Explosive Summit Area

A tour guide based in France and a tour group of 13 people were caught early Monday morning sneaking into the erupting summit crater of Kīlauea volcano.
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October 18, 2016

Volcano Overflight Reveals New Beaches, Cloud Formations

"Pele continues to form new black sand beaches along the coast near her ocean entries."
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October 14, 2016

2006 Earthquakes Spurred Monitoring Improvements

A USGS assessment after the 2006 earthquakes recognized the need to integrate more modern digital instruments and analysis systems into HVO's earthquake monitoring program.
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October 10, 2016

Volcano Flyover Reveals Lava Plume & Skylight

Pele's plume from the Pu'u 'O'o vent stretched southeast over the Pali on Thursday morning, as the 61g flow continues unabated.
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October 07, 2016

Why Do Earthquake Magnitudes Sometimes Change?

On Oct. 20, HVO encourages you to take part in the world’s largest earthquake preparedness exercise by practicing “Drop, Cover and Hold On!”
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September 30, 2016

Kamakai‘a Hills: What are They and Why are They There?

Repeated eruptions in the Kamakaiʻa Hills might occur because occasional intrusions of fresh magma drive the older, more evolved magma to the surface.
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September 28, 2016

The Rise and Fall of Kīlauea’s Summit Lava Lake

It’s an exciting and interesting time on Kīlauea—for both the public and the scientists who study the volcano.
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September 20, 2016

Pele’s Steam Plume More Prominent

The Tropical Visions Video crew aboard Paradise Helicopters conducted a flyover of Hawai‘i Volcanoes National Park on Friday, Sept. 16.
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September 16, 2016

Dangerous Beauty of Kīlauea’s Ocean Entry Plume

People who venture too close to the perilous beauty of an ocean entry face real and present dangers.
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September 12, 2016

Kīlauea Volcano Ocean Entry Broadens

The 61g ocean entry has broadened an is now about 6 miles long.
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September 09, 2016

Volcano Observatory Founder Predicted Eruption

Despite severely reduced funding and staffing, Thomas Jaggar made an important and successful prediction based on Mauna Loa’s past pattern of eruptions.
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September 02, 2016

Scientists Use Charcoal to Determine Age of Lava

In Hawai‘i, geologists dig under lava flows to recover charcoal left from plants, then use the decay rate of carbon-14 to obtain age-dates from this charcoal.
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August 25, 2016

Kīlauea Volcano’s ‘Old Faithful’

The Island of Hawai‘i once had its own “Old Faithful,” composed of lava rather than boiling water, located in Halema‘uma‘u Crater at the summit of Kīlauea.
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August 08, 2016

Volcano UPDATE: Big Island Continues to Grow

Lava continues to flow into the ocean at the Kamokuna ocean entry, where a small delta has formed.
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