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Daily updates about ongoing eruptions, recent images and videos of summit and East Rift Zone volcanic activity, maps, and data about recent earthquakes in Hawaii are posted on the HVO website. 

Volcano Watch is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory scientists and colleagues.

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Volcano Watch — Magma Within Kīlauea's Summit Vent Never Goes Flat

Volcano Watch — Magma Within Kīlauea's Summit Vent Never Goes Flat

Two weeks ago, readers of this column learned about the genesis of brown plumes and sudden gas release from Kīlauea's summit vent. This week we will...

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Volcano Watch — Today is the 40th Birthday of the Wondrous Mauna Ulu Eruption

Volcano Watch — Today is the 40th Birthday of the Wondrous Mauna Ulu Eruption

Just before daybreak on May 24, 1969, a new eruptive fissure split open Kīlauea's east rift zone at its bend near `Alo`i Crater. During the previous 9...

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Volcano Watch — Pele Plays the Plume in a Recent Multisensory Performance

Volcano Watch — Pele Plays the Plume in a Recent Multisensory Performance

This weekend marks the return to the Big Island of ukulele virtuoso Jake Shimabukuro. His shows encompass a musical variety from Hawaiian to bluegrass...

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Volcano Watch — Sightseers Jam Roads and Airspace During Mauna Loa's 1949 Summit Eruption

Volcano Watch — Sightseers Jam Roads and Airspace During Mauna Loa's 1949 Summit Eruption

On the afternoon of January 6, 1949, scientists at the Hawaiian Volcano Observatory, 32 km (20 miles) from Mauna Loa's summit, couldn't see the top of...

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Volcano Watch — USGS Radar Helps Monitor Redoubt Volcano, Alaska

Volcano Watch — USGS Radar Helps Monitor Redoubt Volcano, Alaska

How do you know when a volcano is exploding? Just look at it? Seems like the obvious answer. This works if there are some eyes aimed at the volcano in...

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Volcano Watch — How do recent earthquakes fit into the Kīlauea puzzle?

Volcano Watch — How do recent earthquakes fit into the Kīlauea puzzle?

During the past two weeks, two noteworthy earthquakes struck Kīlauea Volcanos south flank.

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USGS HVO Press Release — Magnitude-4.2 Earthquake on the South Flank of Kīlauea Volcano

USGS HVO Press Release — Magnitude-4.2 Earthquake on the South Flank of Kīlauea Volcano

A magnitude-4.2 earthquake beneath the south flank of Kīlauea Volcano was recorded by the U.S. Geological Survey's Hawaiian Volcano Observatory (HVO)...

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USGS HVO Press Release — Annual Surveys of Hawai‘i's Volcanoes Are Underway

USGS HVO Press Release — Annual Surveys of Hawai‘i's Volcanoes Are Underway

If you see someone alongside the road next to a white disk-shaped antenna atop a yellow tripod, it could be a U.S. Geological Survey Hawaiian Volcano...

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Volcano Watch — Central African Metropolis Again Threatened by Looming Volcanic Activity

Volcano Watch — Central African Metropolis Again Threatened by Looming Volcanic Activity

Life in Goma—a city of about half a million on the eastern border of the Democratic Republic of the Congo—has been particularly difficult over the...

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USGS HVO Press Release — Magnitude-5.0 Earthquake on the South Flank of Kīlauea Volcano

USGS HVO Press Release — Magnitude-5.0 Earthquake on the South Flank of Kīlauea Volcano

A magnitude-5.0 earthquake beneath the south flank of Kīlauea Volcano was recorded by the U.S. Geological Survey's Hawaiian Volcano Observatory (HVO)...

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Volcano Watch — Volcanoes and Hula Dance to the Same Beat

Volcano Watch — Volcanoes and Hula Dance to the Same Beat

Unless you've been sitting in a lava cave (the way we sometimes do) you should be well aware that this Sunday is the beginning of the annual Merrie...

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Volcano Watch — The Soda Can Analogy for Kīlauea's Current Summit Eruption

Volcano Watch — The Soda Can Analogy for Kīlauea's Current Summit Eruption

The current eruption at Kīlauea's summit is unique in the recorded history of the volcano. Never in the past 200 years has there been a long-lived...

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