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Photo and Video Chronology - Kīlauea - February 2, 2017

Photo and Video Chronology - Kīlauea - February 2, 2017

Sea cliff at Kamokuna ocean entry collapses

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Volcano Watch — Kīlauea is home to America's first volcano observatory

Volcano Watch — Kīlauea is home to America's first volcano observatory

A brief history of America's first volcano observatory—the Hawaiian Volcano Observatory (HVO).

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Photo and Video Chronology - Kīlauea - February 1, 2017

Photo and Video Chronology - Kīlauea - February 1, 2017

Crack above Kīlauea's ocean entry has widened, increasing instability of sea cliff

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The Impact of the 1912 Novarupta/Katmai Eruption on the Pacific Northwest

The Impact of the 1912 Novarupta/Katmai Eruption on the Pacific Northwest

The world's largest eruption of the 20th century occurred in 1912 at Novarupta on the Alaska Peninsula. An estimated 15 cubic kilometers of magma was...

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Photo and Video Chronology - Kīlauea - January 30, 2017

Photo and Video Chronology - Kīlauea - January 30, 2017

Ground crack at Kīlauea ocean entry is cause for concern

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Photo and Video Chronology - Kīlauea - January 29, 2017

Photo and Video Chronology - Kīlauea - January 29, 2017

Evening views of the ocean entry

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Photo and Video Chronology - Kīlauea - January 28, 2017

Photo and Video Chronology - Kīlauea - January 28, 2017

Open lava stream continues at ocean entry

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Volcano Watch — Exploring USGS volcano observatories—Part 4: Yellowstone

Volcano Watch — Exploring USGS volcano observatories—Part 4: Yellowstone

Hawai‘i Island's 2017 Volcano Awareness Month is almost over, and our Volcano Watch series about U.S. Geological Survey (USGS) volcano observatories...

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Photo and Video Chronology - Kīlauea - January 25, 2017

Photo and Video Chronology - Kīlauea - January 25, 2017

Lava continues to stream out of tube at Kamokuna ocean entry

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Photo and Video Chronology - Kīlauea - January 24, 2017

Photo and Video Chronology - Kīlauea - January 24, 2017

The ups and downs of Kīlauea Volcano's summit lava lake

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Volcano Watch — Exploring USGS volcano observatories—Part 3: California

Volcano Watch — Exploring USGS volcano observatories—Part 3: California

This month, our Volcano Watch articles are exploring U.S. Geological Survey (USGS) volcano observatories and their connections to Hawai‘i. This week...

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Photo and Video Chronology - Kīlauea - January 19, 2017

Photo and Video Chronology - Kīlauea - January 19, 2017

Rising summit lava lake level improves views of spattering

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