#Hawaiian Volcanoes

Magnitude 4.1 quake shakes Ka‘ū District

The tumbler occurred 9 miles east-southeast of Nāʻālehu at a depth of 23 miles below sea level at 1:43 p.m.

Magnitude-3.6 quake rattles West Hawai‘i

At 9:21 p.m., the tumbler struck 2 miles west-southwest of Hōlualoa at a depth of about 8 miles below sea level.

USGS to Survey Kīlauea Volcano From Summit to Kumukahi

USGS HVO scientists plan to resurvey Kīlauea Volcano’s ground surface to document changes brought about by the 2018 eruption…

Hawai‘i Volcano Watch: Why Do Some Earthquakes Have Negative Depths?

For Hawai‘i earthquake depths, the zero point is now sea level. Positive depths indicate downward from sea level, and negative depths indicate upward from sea level.

Volcano Overflight: Big Pali Flow

A quarter-mile flow sent steams of lava rolling downhill on Thursday, Jan. 11, starting out as pahoehoe and ending at the bottom in huge clinkers aʻa flows

Keeping Informed about Hawaiian Volcanoes is the First Step to Preparedness

there are several ways that Hawai‘i residents, visitors, and public safety officials, as well as volcano fans around the globe, can follow what’s happening at Hawaiian volcanoes.

VOLCANO WATCH: Unraveling Hawaiian Volcano Histories

In this week’s Volcano Watch, Hawaiian Volcano Observatory discusses how map and newspaper archives help to unravel the eruptive histories of Hawaiian volcanoes.