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News about Mauna Loa.

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Volcano Watch — Mauna Loa—out of the limelight but not down for the count!

Volcano Watch — Mauna Loa—out of the limelight but not down for the count!

A new fact sheet on Mauna Loa titled "Mauna Loa—History, Hazards, and Risk of Living With the World’s Largest Volcano" is now available. This week's...

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Volcano Watch — Eyes to the sky measure volcanic gas passing by

Volcano Watch — Eyes to the sky measure volcanic gas passing by

The use of fingerprints, first considered as a means of identification in the 1880s, is now ubiquitous in murder mysteries, TV crime shows, and...

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Volcano Watch — Why do swarms of earthquakes occur around the Ka‘ōiki Pali?

Volcano Watch — Why do swarms of earthquakes occur around the Ka‘ōiki Pali?

This question stems from the earthquake swarm that occurred near Nāmakanipaio Campground along the north end of the Ka‘ōiki Pali on February 22-24...

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USGS HVO Press Release — Hear about Mauna Loa's eruptive history and current status in a West Hawai‘i presentation

USGS HVO Press Release — Hear about Mauna Loa's eruptive history and current status in a West Hawai‘i presentation

HAWAI‘I ISLAND, Hawai‘i — Mauna Loa, the largest volcano on Earth, is the topic of a presentation at Pu‘uhōnua o Honaunau National Historical Park on...

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USGS HVO Press Release — Mauna Loa: How Well Do You Know the Volcano in Your Backyard?

USGS HVO Press Release — Mauna Loa: How Well Do You Know the Volcano in Your Backyard?

Hawai‘i National Park, HI — Mauna Loa’s past eruptions and current status are the topic of an “After Dark in the Park” program in Hawai‘i Volcanoes...

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USGS HVO Press Release — Current status of Hawai‘i Island's volcanoes presented in Kona

USGS HVO Press Release — Current status of Hawai‘i Island's volcanoes presented in Kona

Hawai‘i ISLAND, Hawai‘i – The current status of Hawai‘i Island's active volcanoes and how they are monitored will be the topic of a Volcano Awareness...

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Volcano Watch — A look back at Mauna Loa

Volcano Watch — A look back at Mauna Loa

Hikers reaching the rim of Moku‘āweoweo, Mauna Loa's summit caldera, can gaze across the expanse of lava—erupted in 1984—that covers most of the...

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Volcano Watch — "Things are not always what they seem; the first appearance deceives many..."

Volcano Watch — "Things are not always what they seem; the first appearance deceives many..."

The Hawaiian Islands are home to numerous beautiful landforms. The islands themselves are volcanoes, but these volcanoes are speckled with secondary...

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USGS HVO Press Release — Mauna Loa: How Well Do You Know the Volcano in Your Backyard?

USGS HVO Press Release — Mauna Loa: How Well Do You Know the Volcano in Your Backyard?

HAWAI‘I ISLAND, Hawai‘i — Mauna Loa's past eruptions and current status is the topic of a free presentation at Pu‘uhōnua o Hōnaunau National...

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Volcano Watch — Kahuku: Where lava flows and cow pastures coexist

Volcano Watch — Kahuku: Where lava flows and cow pastures coexist

In 2003, almost two-thirds of the Kahuku Ranch in south Hawai‘i Island was purchased by the Nature Conservancy and Hawai‘i Volcanoes National Park...

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Volcano Watch — Mirror, mirror, on the wall, who's the hottest of them all?

Volcano Watch — Mirror, mirror, on the wall, who's the hottest of them all?

Hawai‘i is the quintessential "hotspot." The geologic definition of a "hotspot" is that region of the Earth beneath an area that has experienced high...

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Volcano Watch — Mauna Loa rumbled and stretched as it awakened from a 25-year slumber

Volcano Watch — Mauna Loa rumbled and stretched as it awakened from a 25-year slumber

Shortly before midnight on July 5, 1975, a hiker sleeping in Pu‘u‘Ula‘ula (Red Hill) Cabin on the northeast flank of Mauna Loa awoke and saw a faint...

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