Skip to main content
U.S. flag

An official website of the United States government

News

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.

Filter Total Items: 3834
Volcano Minute — What can chemistry tell us about lava fountain heights?

Volcano Minute — What can chemistry tell us about lava fountain heights?

Kīlauea’s summit has been erupting intermittent lava fountains since December 23rd, 2024, producing 52 episodes of lava fountains so far—some shooting...

Read Article
Volcano Watch — Will Kīlauea summit lava fountains get taller? Time and chemistry will tell!

Volcano Watch — Will Kīlauea summit lava fountains get taller? Time and chemistry will tell!

Kīlauea’s current summit eruption started on December 23, 2024. Fifty-two episodes of lava fountains have happened on average every 11 days, and we...

Read Article
Photo & Video Chronology — Maintaining volcano monitoring instrumentation

Photo & Video Chronology — Maintaining volcano monitoring instrumentation

USGS Hawaiian Volcano Observatory field engineers and gas scientists conducted maintenance in July 2026 on volcano monitoring stations located on...

Read Article
Volcano Minute — Aloha to Hawaii County Civil Defense Administrator

Volcano Minute — Aloha to Hawaii County Civil Defense Administrator

After nearly a decade as the Hawaii County Civil Defense Administrator, Talmadge Magno will retire on August 1, 2026. 

Read Article
Volcano Watch — A decade of disaster response: Mahalo to Talmadge Magno, Hawaii County Civil Defense Administrator

Volcano Watch — A decade of disaster response: Mahalo to Talmadge Magno, Hawaii County Civil Defense Administrator

Talmadge Magno, Administrator of Hawaii County Civil Defense Agency (CD), who navigated the Island of Hawaiʻi response to volcanic eruptions from...

Read Article
Photo & Video Chronology — Full moon and lava fountain: Kīlauea summit episode 52

Photo & Video Chronology — Full moon and lava fountain: Kīlauea summit episode 52

Lava fountaining episode 52 at the summit of Kīlauea took place over about 7.5 hours on July 28-29, 2026, coinciding with a full moon. 

Read Article
Volcano Minute — Mauna Loa on the move

Volcano Minute — Mauna Loa on the move

Today, we’re taking a look at how scientists track movement at Earth’s largest active volcano—Mauna Loa. 

Read Article
Volcano Watch — Watching volcanoes move, one survey at a time

Volcano Watch — Watching volcanoes move, one survey at a time

The USGS Hawaiian Volcano Observatory (HVO) relies heavily on Global Positioning System (GPS) data to monitor volcanic activity in Hawaii. Data are...

Read Article
Volcano Minute — Will lava flow out of the caldera and, if so, when?

Volcano Minute — Will lava flow out of the caldera and, if so, when?

A question we hear often is Will the lava erupting in Halemaʻumaʻu eventually flow out of Kīlauea summit caldera?  

Read Article
Got a minute? HVO launches weekly “Volcano Minute” audio update

Got a minute? HVO launches weekly “Volcano Minute” audio update

The USGS Hawaiian Volcano Observatory (HVO) has been publishing weekly “Volcano Watch” articles for over 30 years. Now, we are launching another...

Read Article
Volcano Watch — When will Halemaʻumaʻu fill with lava?

Volcano Watch — When will Halemaʻumaʻu fill with lava?

USGS Hawaiian Volcano Observatory (HVO) staff are often asked, “Will lava erupted during the ongoing Kīlauea summit eruption in Halemaʻumaʻu...

Read Article
Photo & Video Chronology — Kīlauea summit post-episode 51 fieldwork

Photo & Video Chronology — Kīlauea summit post-episode 51 fieldwork

USGS Hawaiian Volcano Observatory scientists completed a helicopter overflight of Halema‘uma‘u on July 16, following Kīlauea summit eruption episode...

Read Article
Was this page helpful?