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.
September 17, 2020

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.
September 11, 2020

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.
September 03, 2020

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.
August 27, 2020

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.
August 20, 2020

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.
August 13, 2020

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.
August 07, 2020

Volcano Watch: Kīlauea Volcano’s Summit Water Lake is 1 year old

On July 25, 2019, ponded water was first observed within Halema‘uma‘u at the summit of Kīlauea Volcano.
July 31, 2020

Volcano Watch: HVO Looking to Install Seismographs in Your Community

There are approximately 80 seismograph stations on the Island of Hawai‘i, most of which are located near volcanic vents and rift zones.
July 24, 2020

Volcano Watch: Deep Repeating Earthquakes Beneath Maunakea

"Low-frequency earthquakes aren’t unusual at volcanoes, but there’s no other example of this kind of repetition or longevity anywhere in the world. Ultimately, over 1 million earthquakes were found from 1999 to 2018."
July 16, 2020