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Volcano Watch — Eruption pauses; earthquake shakes isle

Volcano Watch — Eruption pauses; earthquake shakes isle

The eruption at the episode 51 vent slowed dramatically on Thursday at about 2:00 p.m. and by Friday morning there was no eruptive activity at the...

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Volcano Watch — No episode 52 after all, just repeats of 51

Volcano Watch — No episode 52 after all, just repeats of 51

With the wisdom of hindsight, we have concluded that the continuing episodic eruptive activity from the vent on the west flank of the Pu`u `O`o cone...

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Volcano Watch — Episode 51 stops, 52 begins at Kīlauea Volcano

Volcano Watch — Episode 51 stops, 52 begins at Kīlauea Volcano

Episode 51 of the nine-year long eruption along Kīlauea Volcano's East Rift Zone stopped by 4:00 p.m. Thursday afternoon. As we forecast last Sunday...

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Volcano Watch — Kīlauea has busy week; new episode begins

Volcano Watch — Kīlauea has busy week; new episode begins

The nine-year long eruption along the East Rift Zone of Kīlauea Volcano took two dramatic turns this past week, but ended up nearly where it started. ...

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Volcano Watch — Newest episode likely to stop flowing in weeks

Volcano Watch — Newest episode likely to stop flowing in weeks

Episode 50 began about 7:30 p.m. on Feb. 17 from a small fissure just southwest of the Pu`u `O`o cone. By the 19th, only about 100 feet of the...

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Volcano Watch — Kupaianaha vent appears to be winding down

Volcano Watch — Kupaianaha vent appears to be winding down

Since at least April 1991, the volume of lava erupted from the Kupaianaha vent has steadily declined. Since late November, the remaining lava flows...

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Volcano Watch — Mauna Loa comes under military-style surveillance

Volcano Watch — Mauna Loa comes under military-style surveillance

The internal workings of Mauna Loa Volcano will be probed from space starting this week by a satellite system designed to track military vehicles...

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Volcano Watch — Kīlauea Volcano divided into lava-risk zones

Volcano Watch — Kīlauea Volcano divided into lava-risk zones

Kīlauea is the world's most active volcano. About 70% of Kīlauea's surface is covered by lava less than 500 years old and over 90% is covered by lava...

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Volcano Watch — The Big Island is sinking under weight of volcano

Volcano Watch — The Big Island is sinking under weight of volcano

A magnitude 3.8 earthquake occurred about 15 miles beneath Mauna Kea Volcano at 1:48 a.m. on January 21. Similar deep earthquakes occur persistently...

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Volcano Watch — Earthquakes swarm beneath Kīlauea Volcano

Volcano Watch — Earthquakes swarm beneath Kīlauea Volcano

The most notable event on Kīlauea Volcano this past week was a swarm of small earthquakes, mainly on January 13. This swarm included two earthquakes...

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Volcano Watch — East Rift eruption continues at low, steady level

Volcano Watch — East Rift eruption continues at low, steady level

The eruption on the East Rift Zone of Kīlauea Volcano continues with low-volume, steady effusion of lava from the breakout at about the 1,900-foot...

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Volcano Watch — Eruption's 10th year begins

Volcano Watch — Eruption's 10th year begins

Nine years ago on January 3, 1983, the ongoing eruption on the East Rift Zone of Kīlauea Volcano began when a discontinuous 3.7-mile long series of...

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