Skip to main content
U.S. flag

An official website of the United States government

Volcano Watch

Volcano Watch is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory scientists and affiliates. 

Filter Total Items: 1681
Volcano Watch — Pele's Cooking More Than Vog -- "Precious" Jewels Also Stewing in Her Cauldron

Volcano Watch — Pele's Cooking More Than Vog -- "Precious" Jewels Also Stewing in Her Cauldron

After the series of explosions at Halema`uma`u Crater, the overlook area appeared to be a stark, boulder-strewn field completely devoid of life.

Read Article
Volcano Watch — Ashes, Ashes, All Fall Down

Volcano Watch — Ashes, Ashes, All Fall Down

Recent activity at Kīlauea's summit caused HVO scientists to hit the books, because such behavior hasn't been previously documented.

Read Article
Volcano Watch — Who owns new coastal lands created by lava flows?

Volcano Watch — Who owns new coastal lands created by lava flows?

Many visitors to the HVO website have asked about the white structures visible in the photos of lava flowing across the coastal plain and into the...

Read Article
Volcano Watch — Professor Jaggar Would Have Loved This View

Volcano Watch — Professor Jaggar Would Have Loved This View

Unusual, tantalizing, mesmerizing. Adrenaline-spiking, mid-life crisis(?). These words have been used in our recent Volcano Watch reports as we...

Read Article
Volcano Watch — Unfamiliar Tricks from our Familiar Volcano

Volcano Watch — Unfamiliar Tricks from our Familiar Volcano

A human lifespan is but a blink of an eye compared to Kīlauea's 300,000-600,000 years of existence.

Read Article
Volcano Watch — Eventful Week at Kīlauea's Summit Culminates in Small Explosion at Halema`uma`u

Volcano Watch — Eventful Week at Kīlauea's Summit Culminates in Small Explosion at Halema`uma`u

It was a busy week atop our favorite volcano as Halema`uma`u continued to emit a towering white plume of gas and ash that was visible for miles around...

Read Article
Volcano Watch — Is Pele teasing us, revealing yet another facet of her personality?

Volcano Watch — Is Pele teasing us, revealing yet another facet of her personality?

Hundreds of visitors are driving to Kalapana each day to see the ocean entries of Kīlauea's east-rift lava flows. As these visitors watch the flows...

Read Article
Volcano Watch — A New Ash Plume Rises from Kīlauea's Summit

Volcano Watch — A New Ash Plume Rises from Kīlauea's Summit

Last week's "Volcano Watch" detailed the development of the new gas vent - and small explosive eruption - on the south wall of Halema`uma`u Crater.

Read Article
Volcano Watch — Something Had to Change After 25 Years

Volcano Watch — Something Had to Change After 25 Years

2008 will be known as the year that Kīlauea Volcano had a mid-life crisis. After 25 years of almost continuous, effusive eruption from its east rift...

Read Article
Volcano Watch — Pele Gives Plenty of Heat to Namakaokaha`i

Volcano Watch — Pele Gives Plenty of Heat to Namakaokaha`i

Last week was a family reunion of sorts, as Pele met her sister, Namakaokaha`i, when lava from Kīlauea Volcano entered the ocean for the first time...

Read Article
Volcano Watch — Kīlauea Following One of Several Eruption Scenarios

Volcano Watch — Kīlauea Following One of Several Eruption Scenarios


Now that lava flows have reached the ocean below Royal Gardens subdivision, the concern 7 months ago of lava pouring northeast from a new vent toward...

Read Article
Volcano Watch — Pele Revisits Royal Gardens

Volcano Watch — Pele Revisits Royal Gardens

After a few brief forays into the upper reaches of the Royal Gardens subdivision over the last several weeks, the Thanksgiving Eve Breakout (TEB) flow...

Read Article