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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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Photo and Video Chronology - Kīlauea -

Photo and Video Chronology - Kīlauea -

Pleasant Sunday morning between rain showers

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Photo and Video Chronology - Kīlauea - April 12, 2003

Photo and Video Chronology - Kīlauea - April 12, 2003

Inflated lava and the ahu: what a difference a day makes

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Photo and Video Chronology - Kīlauea - April 11, 2003

Photo and Video Chronology - Kīlauea - April 11, 2003

Lava and the ahu

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Volcano Watch — Once a big island, Maui County now four small islands

Volcano Watch — Once a big island, Maui County now four small islands

The four islands of Maui, Moloka`i, Lana`i, and Kaho`olawe were once all connected as a vast landmass known as Maui Nui, literally "big Maui." This...

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Photo and Video Chronology - Kīlauea - April 8, 2003

Photo and Video Chronology - Kīlauea - April 8, 2003

Breakouts in the Kohola flow

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Volcano Watch — Measuring ground movements in the Koa`e fault system

Volcano Watch — Measuring ground movements in the Koa`e fault system

Kilauea has one of the most active fault systems in the world. The Koa`e fault system is 2-3 km (1.2-1.8 miles) wide and extends about 17 km (10 miles...

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Photo and Video Chronology - Kīlauea - April 2, 2003

Photo and Video Chronology - Kīlauea - April 2, 2003

Inflated flow on road

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Photo and Video Chronology - Kīlauea - April 1, 2003

Photo and Video Chronology - Kīlauea - April 1, 2003

Lava trumps road

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Photo and Video Chronology - Kīlauea - March 31, 2003

Photo and Video Chronology - Kīlauea - March 31, 2003

Lava on the pali and at the road

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Photo and Video Chronology - Kīlauea - March 30, 2003

Photo and Video Chronology - Kīlauea - March 30, 2003

Lava in Kohola flow at end of road

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Photo and Video Chronology - Kīlauea - March 28, 2003

Photo and Video Chronology - Kīlauea - March 28, 2003

New breakout in Kohola flow

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Volcano Watch — April is tsunami awareness month throughout Hawai`i

Volcano Watch — April is tsunami awareness month throughout Hawai`i

About this time every year, we have an article or two on the topic of tsunami. The month of April is observed as "Tsunami Awareness Month" in Hawai`i...

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