News

Video of the lava lake in the Halema‘uma‘u crater and photos of a small lava flow erupted from the septum on the east wall of Pu‘u ‘Ō‘ō crater.

The lava pond in the vent cavity of the Halema‘uma‘u Overlook vent.

A look into Halema‘uma‘u, a new spattering vent at TEB shield, and the active vent on the floor of Pu‘u ‘Ō‘ō slowly filling the east side.

Mount Merapi volcano in central Java, Indonesia, began erupting explosively on October 26, followed by extrusion of lava in the summit crater, and...

Breakout, just south of a partially burned kipuka, cascading into a small depression on the flow field.

Over the past four weeks, we have discussed how scientists monitor volcanoes using geophysics, geology, gas geochemistry, and seismology. As we reach...

A wide shot of the current flow field from the coastal plain up to the TEB vent and a close-up view of the small ocean entry from the eastern...

Movies from January 17 and 21 showing collapse and explosive eruption
 

This week, we continue our series of Volcano Watch articles on volcano monitoring with a discussion of seismic techniques.

Aerial view down into the vent in Halema‘uma‘u and photos of Pu‘u ‘Ō‘ō, the spatter cone, and the fuming opening.