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Volcano Watch — Kīlauea plume: now you see it, now you don't

Volcano Watch — Kīlauea plume: now you see it, now you don't

Alert observers of Kīlauea ongoing summit eruption often note the changing character of the ever-present plume emerging from Halema`uma`u. Sometimes...

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Volcano Watch — Lava advances in "two steps forward, one step backward" style

Volcano Watch — Lava advances in "two steps forward, one step backward" style

Long-time Kīlauea Volcano watchers know the drill when the supply of magma to the active vent on the volcano's east rift zone is interrupted...

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Volcano Watch — Seismic streaks signal silent slip to the sea

Volcano Watch — Seismic streaks signal silent slip to the sea

In the early hours of Monday, February 1, 2010, , a swarm of microearthquakes began to occur on the south flank of Kīlauea volcano.

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USGS HVO Press Release — Kīlauea's Volcanic Gases and Their Environmental Impacts

USGS HVO Press Release — Kīlauea's Volcanic Gases and Their Environmental Impacts

The public is invited to learn more about volcanic gas emissions and vog in a presentation by U.S. Geological Survey Hawaiian Volcano Observatory...

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USGS HVO Press Release — Magnitude-4.3 Earthquake Northwest of Pāhala, Hawai‘i

USGS HVO Press Release — Magnitude-4.3 Earthquake Northwest of Pāhala, Hawai‘i

A magnitude-4.3 earthquake was located on the south flank of Mauna Loa by the U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) on Monday...

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USGS HVO Press Release — Holoholo to Mauna Ulu

USGS HVO Press Release — Holoholo to Mauna Ulu

Hike to Mauna Ulu on Saturday and learn what happened there from a scientist who witnessed it more than forty years ago.

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USGS HVO Press Release — Pele-Hi‘iaka Chants Describe History of Kīlauea Volcanic Activity

USGS HVO Press Release — Pele-Hi‘iaka Chants Describe History of Kīlauea Volcanic Activity

On Saturday, January 2, 2010, the U.S. Geological Survey's Hawaiian Volcano Observatory kicks off Volcano Awareness Month. Traditional Hawaiian chants...

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Volcano Watch — Has it been 27 years already?

Volcano Watch — Has it been 27 years already?

Kīlauea has been erupting nearly continuously for 27 years as of Sunday, January 3, 2010.

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USGS HVO Press Release — Jaggar Event Kicks Off Volcano Awareness Month

USGS HVO Press Release — Jaggar Event Kicks Off Volcano Awareness Month

On Saturday, January 2, 2010, the U.S. Geological Survey's Hawaiian Volcano Observatory kicks off Volcano Awareness Month in a public event at the...

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Volcano Watch — Kīlauea glows as lava keeps churning at the summit

Volcano Watch — Kīlauea glows as lava keeps churning at the summit

Clear weather and an active lava column in the Halema‘uma‘u Overlook vent this week is brightening the nighttime glow at the summit of Kīlauea just in...

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Volcano Watch — Kīlauea went ballistic in 1790

Volcano Watch — Kīlauea went ballistic in 1790

Many visitors to Hawai`i Volcanoes National Park stop at Kīlauea Overlook and walk to the rim of the caldera, passing a huge rock along the way. 

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Volcano Watch — How well do you know the volcanoes in your backyard?

Volcano Watch — How well do you know the volcanoes in your backyard?

We often hear the term "IQ" (intelligence quotient)—but how would you rate your "VAQ" (volcano awareness quotient)? In other words, how well do you...

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