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    Picos Fissural Volcanic System

    Fissure vent · 350 m · Portugal

    Picos Fissural Volcanic System sits on the Eurasian Plate, in a rift zone. 7 eruptions are known since the end of the last ice age, the most recent in 1652.

    Elevation
    350 m
    Type
    Fissure vent
    Tectonic Setting
    Rift zone, oceanic crust
    Dominant Rock
    Trachybasalt / Tephrite Basanite
    Plate
    Eurasian Plate
    Country
    Portugal
    Last Eruption
    1652
    Known Eruptions (Holocene)
    7
    Max. Explosivity (VEI)
    2

    Nearby Cities

    Cities of more than 20,000 people within 100 km. At least 62,000 people live in those within 30 km.

    Eruption Timeline

    Each bar is an eruption; its height shows its explosivity (VEI 0 to 8).

    4,040 BCE850 BCE510 BCE6008509401652 · VEI 2 VEI 2VEI 4VEI 6 4,040 BCE1500180019002000

    Eruption Uncertain Date

    Sources : Global Volcanism Program, 2026. Volcanoes of the World (v. 5.4.0; 7 Aug 2026), Smithsonian Institution, doi:10.5479/si.GVP.VOTW5-2026.5.4 (volcano.si.edu) · NOAA NCEI · USGS · Wikidata