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USGS Offers Emergency Managers a New Tool to Assess Lahar Hazards at Mount Rainier

USGS Offers Emergency Managers a New Tool to Assess Lahar Hazards at Mount Rainier

U.S. Geological Survey scientists studying Mount Rainier and its hazards for the past 70 years have long recognized that the greatest danger may not...

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Volcano Watch — Knowledge Sharing: What Do Vog and Wildfire Smoke Plumes Have in Common?

Volcano Watch — Knowledge Sharing: What Do Vog and Wildfire Smoke Plumes Have in Common?

Volcanic eruptions and wildfires are key drivers of extreme air quality hazard. How can we bridge scientific knowledge about these phenomena to...

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Now online classroom activity (grades 4-5) based on Kīlauea summit water lake datasets

Now online classroom activity (grades 4-5) based on Kīlauea summit water lake datasets

Exploring hot spot volcanism and a mysterious lake at the summit of Kīlauea using models, USGS data, and Hawaiian moʻolelo

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Photo and Video Chronology – Kīlauea – April 27, 2022

Photo and Video Chronology – Kīlauea – April 27, 2022

An eruption at Kīlauea's summit began at approximately 3:20 p.m. HST on September 29, 2021. Intermittent lava activity is confined within Halema‘uma‘u...

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USGS Releases Five-year Nationwide Strategic Plan for Volcano Hazards

USGS Releases Five-year Nationwide Strategic Plan for Volcano Hazards

The U.S. Geological Survey recently released a new Volcano Hazards Program Strategic Science Plan for 2022-2026.

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Mount Edgecumbe: earthquake and deformation indicate magma intrusion within the volcano

Mount Edgecumbe: earthquake and deformation indicate magma intrusion within the volcano

On April 22, 2022, the Alaska Volcano Observatory issued an Information Statement about increased earthquake and deformation at Mount Edgecumbe, a...

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Volcano Watch — It is Earth Day, My Earthlings

Volcano Watch — It is Earth Day, My Earthlings

Earth Day (https://www.earthday.org/) was first established on April 22, 1970, to raise awareness of some of the harmful effects industrialization was...

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Photo and Video Chronology – Kīlauea – April 19, 2022

Photo and Video Chronology – Kīlauea – April 19, 2022

An eruption at Kīlauea's summit began at approximately 3:20 p.m. HST on September 29, 2021. Intermittent lava activity is confined within Halema‘uma‘u...

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From the Seafloor to Outer Space, USGS is on the Case

From the Seafloor to Outer Space, USGS is on the Case

It’s a pale blue dot. It’s also a landscape of jagged peaks and valleys beneath fluffy white clouds. It's a vast field of wispy green grasses and a...

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USGS HVO Information Statement—Magnitude-4.3 and 4.6 earthquakes east-northeast of Pāhala, Island of Hawai‘i

USGS HVO Information Statement—Magnitude-4.3 and 4.6 earthquakes east-northeast of Pāhala, Island of Hawai‘i

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.3 earthquake on Friday, April 15, at 01:58:25 a.m., HST...

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Volcano Watch — From Mauna Loa or Kīlauea? A Geologic Whodunnit

Volcano Watch — From Mauna Loa or Kīlauea? A Geologic Whodunnit

Mauna Loa and Kīlauea are the two most active volcanoes on the Island of Hawai‘i, and they have overlapping eruption histories. They are located in...

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Volcanoes and USGS Volcano Science: Just the Facts

Volcanoes and USGS Volcano Science: Just the Facts

Volcanoes are an incredible feature of Earth’s geologic environment – at once awe-inspiring and terrifying. They remind us that the planet we call...

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