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  1. May 23, 2024 · Map Legend. Volcano Hazards Program. There are about 170 potentially active volcanoes in the U.S. The mission of the USGS Volcano Hazards Program is to enhance public safety and minimize social and economic disruption from volcanic unrest and eruption through our National Volcano Early Warning System.

  2. Education. About Volcanoes. By Volcano Hazards Program. Volcanoes are openings, or vents where lava, tephra (small rocks), and steam erupt onto the Earth's surface. Volcanic eruptions can last days, months, or even years. What is a volcano? Redoubt volcano with minor ash eruption.

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  4. Apr 12, 2022 · That’s why up-to-date and accurate information about the hazards they present is so important. The USGS Volcano Hazards Program and the USGS Volcano Science Center both produce a variety of web resources that can guide you through everything you need to know about volcanoes.

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  6. volcanoes.usgs.gov › vscUSGS Volcanoes

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  7. Apr 30, 2024 · The Weekly Volcanic Activity Report is a cooperative project between the Smithsonian's Global Volcanism Program and the US Geological Survey's Volcano Hazards Program. Updated by 2300 UTC every Wednesday and averaging 16 reported volcanoes, this is not a comprehensive list of all eruptions this week, but rather a summary of activity that meet ...

  8. An official website of the United States government. Here's how you know. Here's how you know. Official websites use .gov ... Contact USGS. 1-888-392-8545.

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