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News about Mauna Loa.

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Volcano Watch — Volcanic explosions provide the foundation for agriculture

Volcano Watch — Volcanic explosions provide the foundation for agriculture

The ash deposits on the southeastern part of the Island of Hawai‘i have fortuitously presented an agricultural opportunity in an otherwise rocky and...

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Volcano Watch — Kīlauea Volcano’s summit eruption in Halema‘uma‘u Crater reaches 9th anniversary

Volcano Watch — Kīlauea Volcano’s summit eruption in Halema‘uma‘u Crater reaches 9th anniversary

Kīlauea Volcano’s summit eruption in Halema‘uma‘u Crater began in March 2008. 

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Volcano Watch — Recent collapses at the Kamokuna ocean entry underscore on-going hazard

Volcano Watch — Recent collapses at the Kamokuna ocean entry underscore on-going hazard

On December 31, 2016, almost the entire 23 acre lava delta and 4 acres of the older sea cliff slid into the ocean piece by piece over the course of...

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Volcano Watch — Pulsing magma supply detected at Kīlauea

Volcano Watch — Pulsing magma supply detected at Kīlauea

This is the story of how a new concept—slowly pulsing magma supply to Kīlauea—emerged from observations of the Overlook lava lake in Halema‘uma‘u.

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Volcano Watch — Remotely measuring the temperature of Kīlauea lava

Volcano Watch — Remotely measuring the temperature of Kīlauea lava

In early December 2016, scientists from the U.S. Geological Survey and NASA visited Kīlauea Volcano to experiment with a portable, ground-based camera...

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Volcano Watch — NASA practices for Mars exploration on Kīlauea Volcano

Volcano Watch — NASA practices for Mars exploration on Kīlauea Volcano

A simulated Mars landing mission unfolded on Kīlauea Volcano for two weeks in September 2016.

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Volcano Watch — High-flying NASA aircraft instruments simulate future satellite images over Hawaiian volcanoes

Volcano Watch — High-flying NASA aircraft instruments simulate future satellite images over Hawaiian volcanoes

From late January through February, 2017, NASA is conducting this high-altitude airborne remote sensing data collection campaign over the State of...

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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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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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Volcano Watch — Exploring USGS volcano observatories—Part 2: Alaska

Volcano Watch — Exploring USGS volcano observatories—Part 2: Alaska

As part of Volcano Awareness Month, our January Volcano Watch articles are exploring the U.S. Geological Survey's volcano observatories and their...

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Volcano Watch — How well do you know USGS volcano observatories? Part 1: Cascades

Volcano Watch — How well do you know USGS volcano observatories? Part 1: Cascades

It's January 2017, and, in addition to wishing you Hau‘oli Makahiki Hou (Happy New Year), the USGS Hawaiian Volcano Observatory (HVO) welcomes you to...

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Volcano Watch — Kīlauea Volcano's East Rift Zone eruption: here's what happened in 2016

Volcano Watch — Kīlauea Volcano's East Rift Zone eruption: here's what happened in 2016

As the East Rift Zone eruption begins its 35th year, let's review what happened over the past 12 months.

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