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Photo and Video Chronology - Kīlauea - July 24, 2014

Photo and Video Chronology - Kīlauea - July 24, 2014

Movies showing July 23 explosive event

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Volcano Watch — Five restless and erupting Alaska volcanoes keep scientists busy in June

Volcano Watch — Five restless and erupting Alaska volcanoes keep scientists busy in June

Do you want to know which volcanoes in the United States are erupting? Or which volcanoes are showing signs of activity which may lead to an eruption?

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Photo and Video Chronology - Kīlauea - July 23, 2014

Photo and Video Chronology - Kīlauea - July 23, 2014

Rockfall triggers explosive event at Halema‘uma‘u

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Photo and Video Chronology - Kīlauea - July 18, 2014

Photo and Video Chronology - Kīlauea - July 18, 2014

New crater at Pu‘u ‘Ō‘ō

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Volcano Watch — Description of Kīlauea eruptions started at a very opportune time

Volcano Watch — Description of Kīlauea eruptions started at a very opportune time

William Ellis led a team of missionaries on a tour of the Island of Hawai‘i starting on July 18, 1823, from the village of Kailua. Their trip took...

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Volcano Watch — O-CO2, can you see by the dawn’s early light?

Volcano Watch — O-CO2, can you see by the dawn’s early light?

This year, two days before America’s Independence Day fireworks celebrations began, a remarkably different “rocket’s red glare” was seen at Vandenberg...

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Photo and Video Chronology - Kīlauea - July 6, 2014

Photo and Video Chronology - Kīlauea - July 6, 2014

A new lava shield is being built on Pu‘u ‘Ō‘ō

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Volcano Watch — A new lava flow begins as another ends

Volcano Watch — A new lava flow begins as another ends

For the past year, the Kahauale‘a 2 lava flow was erupting from a vent high on the northeast crater rim of Pu‘u ‘Ō‘ō, on Kīlauea's East Rift Zone...

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Investigating Past Eruptions of Mono Craters

Investigating Past Eruptions of Mono Craters

CalVO geologist Mae Marcaida examines thin layers of volcanic ash sandwiched between thick beds of sediment deposited by ancestral Mono Lake in...

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Photo and Video Chronology - Kīlauea - June 30, 2014

Photo and Video Chronology - Kīlauea - June 30, 2014

June 27 breakout building a lava shield near Pu‘u ‘Ō‘ō; Kahauale‘a 2 flow is dead

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Photo and Video Chronology - Kīlauea - June 27, 2014

Photo and Video Chronology - Kīlauea - June 27, 2014

New breakout on the northeast flank of Pu‘u ‘Ō‘ō

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Small Earthquake Swarm

Small Earthquake Swarm

A swarm of small earthquakes (magnitudes less than 2) occurred at a depth of 6-7 km (about 4 miles) beneath Highway 203 in Mammoth Lakes, California...

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