Volcano Watch

Eleven years ago on November 16, residents of Hawaii were awakened by a strong earthquake at 6:13 a.m. The earthquake had a magnitude of 6.6 and was...

The eruption along Kīlauea's east rift zone is approaching its twelfth anniversary, now less than two months away. The eruption continues strongly...

Beginning on October 21 and continuing through October 31, residents in parts of lower Puna have felt a sequence of small earthquakes. 

The nearly twelve-year-long eruption on Kīlauea's east rift zone had at least one additional pause in activity this past week.
 

Not only does Hawaii move up and down, as I described last week, it also moves horizontally. There are several ways to measure these movements, and a...

There is abundant evidence that the island of Hawaii is sinking, and that different parts of the island sink, or subside, at different rates and for...

The nearly 12-year-long eruption on Kīlauea's east rift zone took a short vacation this past week. No lavaerupted between Wednesday morning and...

In Hawaii, the U.S. Geological Survey's (USGS) Hawaiian Volcano Observatory (HVO) is known for its work in Hawaiian volcano monitoring and hazards...

Rabaul caldera, an active volcano located on the northern tip of New Britain island in Papua New Guinea, erupted violently this past week.

The Hawaiian Volcano Observatory is located on the northwest rim of Kīlauea caldera adjacent to the Jagger Museum. Because of its location within...