News

If you see someone alongside the road next to a white disk-shaped antenna atop a yellow tripod, it could be a U.S. Geological Survey Hawaiian Volcano...

This past Wednesday marked the silver anniversary of Mauna Loa's most recent eruption.

The 25th anniversary of Mauna Loa's last eruption is tomorrow—Wednesday, March 25.

As noted in Volcano Watch a few weeks ago, this month marks the 25th anniversary of Mauna Loa's most recent eruption—a 22-day event that began on...

It seems that something new and different is always cooking at Kīlauea.

As the largest volcano in the world, Mauna Loa's bulk dominates Hawai`i Island. Understandably, it might be viewed as a solid, immovable mountain...

Comparative views of the 1949 cinder-and-spatter and 1940 vent cones.

Photos of the summit caldera of Mauna Loa.

A few weeks ago, each of the local newspapers carried a story about a study, released in the journal Science, predicting that the next Mauna Loa...

A new geologic map of the State of Hawai`i became publicly available this week. The publication is free online as U.S. Geological Survey Open-File...