News

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...

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

Kīlauea's east rift zone eruption at Pu'u 'O'o, which began in January 1983, continues. Lava is actively circulating in a pond inside the Pu'u 'O'o...

Several large surface lava flows from the eruption along Kīlauea's east rift zone occurred this past week. The largest of these flowed down the east...

Earthquakes are a frequent occurrence on the Island of Hawaii. Rarely a week goes by that we do not experience at least one earthquake that is large...

The U.S. Geological Survey maintains a network of more than 50 seismic stations on Hawaii Island. The instruments and their distribution were...