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  2. Volcanic Alert Level - Wikipedia

    en.wikipedia.org/wiki/Volcanic_Alert_Level

    To help prevent harm when living or working on or near a volcano, countries have adopted classifications to describe the various levels and stages of volcanic activity, the two main volcano warning systems being colour codes and/or numeric alert levels. [7] United States Alert System; Indonesia Alert System [8] Russia; Alaska Alert System

  3. List of volcanic eruptions in the 21st century - Wikipedia

    en.wikipedia.org/wiki/List_of_volcanic_eruptions...

    On 4 November 2024, the volcano spewed molten debris at several villages some 4 km (2.5 mi) away, destroying homes and killing at least nine. [74] The Centre of Volcanology and Geological Hazard Mitigation recommended that a 7 km (4.3 mi) radius around the volcano be evacuated. [75] Seven villages were affected by the eruption. [76]

  4. Volcano warning schemes of the United States - Wikipedia

    en.wikipedia.org/wiki/Volcano_warning_schemes_of...

    These levels reflect conditions at a volcano and the expected or ongoing hazardous volcanic phenomena. When an alert level is assigned by an observatory, accompanying text will give a fuller explanation of the observed phenomena and clarify hazard implications to affected groups. Both ground and aviation alerts are provided for volcanoes in the ...

  5. 2024 Kanlaon eruption - Wikipedia

    en.wikipedia.org/wiki/2024_Kanlaon_eruption

    On December 9, PHIVOLCS raised the alert level of Kanlaon from level 2 to level 3 after an explosive eruption occurred at the summit vent at 3:03 p.m. The eruption produced a large plume that rose 4,000 m (13,000 ft) above the vent and drifted west-southwest, with pyroclastic flow moving down the south-southeastern side of the volcano.

  6. Volcano - Wikipedia

    en.wikipedia.org/wiki/Volcano

    Volcanoes vary greatly in their level of activity, with individual volcanic systems having an eruption recurrence ranging from several times a year to once in tens of thousands of years. [62] Volcanoes are informally described as erupting, active, dormant, or extinct, but the definitions of these terms are not entirely uniform among ...

  7. List of volcanic eruptions by death toll - Wikipedia

    en.wikipedia.org/wiki/List_of_volcanic_eruptions...

    2 Indonesia: 1944 [30] 114 Dieng Volcanic Complex: 1 Indonesia: 1964 [30] 108 to 120 Mount Tarawera: 5 New Zealand: 1886 1886 eruption of Mount Tarawera: 106 Dubbi: 3 Eritrea: 1861 [6] 87 Volcán Arenal: 3 Costa Rica: 1968 [31] 80 Mount Marapi: 2 Indonesia: 1979 1979 eruption of Mount Marapi [32] 79 Mount Mayon: 2 Philippines: 1993 [16] 70 ...

  8. Kanlaon - Wikipedia

    en.wikipedia.org/wiki/Kanlaon

    Kanlaon, also known as Mount Kanlaon and Kanlaon Volcano (Hiligaynon: Bolkang Kanglaon; Cebuano: Bolkang Kanglaon; Filipino: Bulkang Kanlaon), is an active andesitic stratovolcano and the highest mountain on the island of Negros in the Philippines, as well as the highest peak in the Visayas, with an elevation of 2,465 m (8,087 ft) above sea level. [1]

  9. Alert Level System - Wikipedia

    en.wikipedia.org/wiki/Alert_Level_System

    MARSEC alert levels, U.S. Coast Guard Topics referred to by the same term This disambiguation page lists articles associated with the title Alert Level System .