Hawai'i Volcano Blog
County Releases Kīlauea Recovery Plan
In total, 31 projects are identified, which come with their own action steps and an implementation structure that fosters collaboration.
Volcano Watch: When Rocks Fly
Tephra is the Greek word for ash, and it is the label we use for rocks that come flying out of the volcano during an eruption.
Kīlauea Eruption Triggered by Decade-Long Pressure Build-Up, Study Shows
The 2018 eruption of Kīlauea was triggered by a decade-long build-up of pressure in the upper parts of the volcano.
Volcano Watch: Remembering The Thanksgiving Eve Breakout From 2007
Although the TEB flow was much less destructive than the 2018 LERZ eruption, it nevertheless threatened homes in lower Puna for months.
How Has Topography Been Modeled at Hawai‘i’s Volcanoes?
In cartography and geographic analyses related to volcanoes, especially in Hawai‘i, there is perhaps nothing more important than having an accurate digital model of topography.
Volcano Watch: Using Hawaiian Eruptions to Understand volcanism in N. California
Some regions monitored by the volcano observatories had geologically ‘young’ eruptions that are nonetheless old enough to lack written documentation, eyewitnesses, or first-hand accounts.
Volcano Watch: Innovative Monitoring of Kīlauea’s Summit Water Lake
The water surface is a mosaic in constant motion, a scene that changes by the minute and hour.
Volcano Watch: Seismic Swarms and Sulfur Smells, What is Happening at Kīlauea Volcano?
Between seismic swarms leading to sleepless nights, and sulfur smells leading to wrinkled noses, it has been a somewhat interesting week for Hawai‘i Island residents.
Volcano Watch: Charcoal Provides Understanding to Processes in Young Volcanic Terranes
One of the fundamental premises of geology is that the “key to understanding the future is to understand the past.”
Volcano Watch: Crack Team of Geologists Measure the Koa‘e Fault System
The Koa‘e fault system connects Kīlauea’s East and Southwest Rift Zones south of the caldera.
Volcano Watch: Join Statewide Earthquake Preparedness Drill on Oct. 15
Major earthquakes cannot be predicted.
Volcano Watch: What Do Earthquake Measurements Mean?
By 1930, Hawai‘i had earthquake report cards that were distributed to the community by HVO staff for people to write detailed information about what they observed during earthquakes.
Volcano Watch: HVO’s New Website is More Accessible and Mobile-Friendly
An exciting and major improvement on the new HVO website is that it’s more mobile-friendly.
Volcano Watch: HVO Camera Network Reconfiguration and Upgrades Coming Soon
Over the past two decades, the USGS Hawaiian Volcano Observatory (HVO) has set up a camera network system to monitor visual changes at Kīlauea and Mauna Loa volcanoes.
Volcano Watch: On the Surface of Kīlauea’s New Landscape, a Story is Told
In the past, Halema‘uma‘u crater was described as being transformed into a pit of “tumbled masses of rock blocks” after drainage or collapse of Kīlauea summit.
Magma Plumbing Keeps Working Underneath Kīlauea’s New Landscape
Last week, Hawai‘i Volcanoes National Park was able to open the Kīlauea Overlook to the public for the first time since the lower East Rift Zone eruption and summit collapse in 2018.
Volcano Watch: Geodesy Through Time, A History of Measuring The Shape of Hawaiian Volcanoes
Geodesy is the science of accurately measuring and understanding the Earth’s geometric shape, gravity field, and orientation in space — and how these change through time.
Volcano Watch: Doppler Radar in Ka‘ū: More Than a Weather Radar
Here in Hawai‘i, we can rest assured that should Kīlauea again produce ash clouds of any significance, the Nāʻālehu radar stands guard, 24/7, to assist in rapid response.
Volcano Watch: Water was in Kīlauea Caldera Before the 2018 Summit Collapse
The black streak, more prosaically called a water cascade, has reappeared sporadically in the past two years.
Volcano Watch: How Hot is Kīlauea’s Summit Water Lake?
The recent first anniversary of the appearance of water at Kīlauea’s summit is a reminder of how much has changed since the end of the 2018 eruption and summit collapse.
