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Whether they originate above or below the Earth’s surface, a wide array of signals appear on the USGS Hawaiian Volcano Observatory’s earthquake...

Happy 2024! The start of the year means that it is time once again for our annual look back at geological activity and research that occurred in...

Kīlauea is one of the most active volcanoes on Earth, with a majority of its eruptions occurring at its summit or one of its two rift zones, the East...

Measuring streamflow is critical for assessing the health and status of river systems. One of the longest continuous records of streamflow is just...

A pūpū platter is an assortment of appetizers commonly served at social gatherings in Hawaii. During one week in December 2023, Island of Hawaiʻi...

Yellowstone National Park is a tapestry of natural wonders, where geysers erupt in spectacular displays, serene lakes mirror the vast skies, and...

Kīlauea has erupted three times in 2023—January–March, June, and September—and has also experienced significant intrusive activity to the southwest of...

Naming thermal features in Yellowstone is now a careful and deliberate process with significant opportunities for public input, although it once was...

Volcanoes are a part of life for Hawaii residents. We live on the flanks, feeling earthquakes beneath our feet, smelling vog, and experiencing the...

January is Volcano Awareness Month on the Island of Hawai‘i! HVO, in cooperation with Hawai‘i Volcanoes National Park, the University of Hawai‘i at...