Volcano Watch” is a weekly article and activity update written by Hawaiian Volcano Observatory scientists and affiliates.

Past “Volcano Watch” articles have summarized the episodic lava fountaining eruptions in Kilauea’s recent history—within the ...

Lava exploded more than 200 meters (about 700 feet) into the air as Hawaii's Kilauea volcano erupted on Thursday. A video of the eruption shows bright orange lava spurting from the volcano on the Big ...

The 44th episode of lava fountaining on Thursday saw streams ascending over 500 feet above the vent in spectacular color.

Kīlauea volcano erupted for the 44th time since Dec. 23, 2024, producing large lava fountains in Hawaii on Thursday.

A new model of Yellowstone’s magma system suggests it is fueled by melts from the shallow mantle, guided by tectonic forces, ...

Dubbed the Kikai caldera, this mostly-underwater caldera located south of Japan’s Ryuku Islands last erupted 7,300 years ago, ...

The reservoir of one of Earth's most explosive volcanoes is quietly refilling with magma, scientists have revealed.

The Ontong Java Plateau (OJP), located in the Pacific Ocean, formed around 110 to 120 million years ago through massive submarine volcanic eruptions. This event is considered the most extensive ...

On the morning of March 10, 2026, two vents on the southwest side of Halema'uma'u Crater roared back to life — and this time, ...

Located 700 kilometers (440 miles) east of Madagascar, Réunion Island is the product of a long-lived mantle hotspot on the ...

Hawaiian Volcano Observatory — after the next projected lava fountaining episode of the ongoing episodic eruption at the ...