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News about Mauna Loa.

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Photo and Video Chronology – Mauna Loa – December 1, 2020

Photo and Video Chronology – Mauna Loa – December 1, 2020

Moon over Mauna Loa's Northeast Rift Zone
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Kīlauea Information Statement

Kīlauea Information Statement

Kīlauea Volcano is not erupting. A small swarm of shallow seismicity over the past 24 hours has occurred near the Ka‘ōiki fault system, northwest of...

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Volcano Watch — Charcoal, a game changer for understanding processes in young volcanic terraines

Volcano Watch — Charcoal, a game changer for understanding processes in young volcanic terraines

One of the fundamental premises of geology is that the "key to understanding the future is to understand the past."  In order to forecast how a...

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Volcano Watch — HVO camera network reconfiguration and upgrades coming soon!

Volcano Watch — HVO camera network reconfiguration and upgrades coming soon!

Over the past two decades, the USGS Hawaiian Volcano Observatory (HVO) has set up a camera network system to monitor visual changes at Kīlauea and...

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New USGS Data Release - Campaign GPS measurements on the Island of Hawai‘i collected by the Hawaiian Volcano Observatory in 2019

New USGS Data Release - Campaign GPS measurements on the Island of Hawai‘i collected by the Hawaiian Volcano Observatory in 2019

The USGS has recently published a "Campaign GPS measurements on the Island of Hawai‘i collected by the Hawaiian Volcano Observatory in 2019." This...

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Photo and Video Chronology - Mauna Loa - July 29, 2020

Photo and Video Chronology - Mauna Loa - July 29, 2020

 

Annual GPS survey on Mauna Loa

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Updates to HVO's Kīlauea and Mauna Loa "Geology & History" Webpages

Updates to HVO's Kīlauea and Mauna Loa "Geology & History" Webpages

HVO has updated the Geology & History webpages for Kīlauea and Mauna Loa volcanoes. These pages now include maps and links to revised tables...

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Photo and Video Chronology - Mauna Loa - April 30, 2020

Photo and Video Chronology - Mauna Loa - April 30, 2020

 

Mauna Loa summit mission-critical fieldwork: MultiGAS installation

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Volcano Watch — Looking for maps? GIS data? Try the HVO publications page!

Volcano Watch — Looking for maps? GIS data? Try the HVO publications page!

Many messages to AskHVO (askHVO@usgs.gov) request resources relating to geologic maps and geographic information systems (GIS) data. "Is there a map...

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Photo and Video Chronology - Mauna Loa - April 27, 2020

Photo and Video Chronology - Mauna Loa - April 27, 2020

 

Mauna Loa summit shadow

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Volcano Watch — HVO looks to the past to better understand future Mauna Loa eruptions

Volcano Watch — HVO looks to the past to better understand future Mauna Loa eruptions

Mauna Loa, the largest active volcano on Earth, has erupted, on average, every 5–6 years during the past 3,000 years.

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Volcano Watch — HVO's geological sample collections are an important resource

Volcano Watch — HVO's geological sample collections are an important resource

In the past, HVO would occasionally post images of people collecting lava samples on our website. These photos usually featured a person (with little...

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