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Tungurahua   »  Eruptive History

Tungurahua

Start Date: 1999  Oct 5  Stop Date: 2009 Jul 8 ± 7 days

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Lava flow(s)
    Lava lake eruption  (?)
    Fatalities
    Damage (land, property, etc.)
    Mudflow(s) (lahars)
    Evacuation

Start Date: 1993  May 6  Stop Date: 1993 May 6 

Eruption is UNCERTAIN

Volcanic Explosivity Index (VEI):  1?

Eruptive Characteristics:
    Central vent eruption
    Phreatic explosion(s)  (?)

Start Date: 1944 

Eruption is UNCERTAIN

Volcanic Explosivity Index (VEI):  2

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption  (?)

Start Date: 1916  Mar 3  Stop Date: 1925 Dec 1 ± 30 days

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  4

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Phreatic explosion(s)
    Lava flow(s)
    Damage (land, property, etc.)
    Mudflow(s) (lahars)

Start Date: 1900 

Eruption is UNCERTAIN

Volcanic Explosivity Index (VEI):  2?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption  (?)

Start Date: 1886  Jan 11  Stop Date: 1888 ± 1 year

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  4

Lava Volume:  8.9  x  107 m3

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Lava flow(s)
    Fatalities
    Damage (land, property, etc.)
    Mudflow(s) (lahars)

Start Date: 1885  Jan (?) Stop Date: 1885 Oct 16 

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  2?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption

Start Date: 1857  Sep 10 (?) Stop Date: Unknown

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  2?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption

Start Date: 1781 

Eruption is UNCERTAIN

Volcanic Explosivity Index (VEI):  2

Eruptive Characteristics:
    Central vent eruption
    Lava flow(s)  (?)

Start Date: 1777 

Eruption is UNCERTAIN

Volcanic Explosivity Index (VEI):  2

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption  (?)
    Lava flow(s)  (?)

Start Date: 1776  Jan 3  Stop Date: Unknown

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  2

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Phreatic explosion(s)

Start Date: 1773  Feb 4  Stop Date: 1773 Jul (?)

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  3

Lava Volume:  1.0  x  108 m3

Area of Activity: (P2 tephra; eruption began in 1773, not 1772)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Lava flow(s)
    Damage (land, property, etc.)
    Mudflow(s) (lahars)
    Evacuation

Start Date: 1757 

Eruption is UNCERTAIN

Volcanic Explosivity Index (VEI):  2

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption  (?)

Start Date: 1644  Stop Date: 1646 (?) 

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  2

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Damage (land, property, etc.)

Start Date: 1640  Stop Date: 1641 

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Damage (land, property, etc.)

Start Date: 1557  Stop Date: Unknown

Dating Technique: Historical Records

Volcanic Explosivity Index (VEI):  2

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption

Start Date: 1350 ± 50 years Stop Date: Unknown

Dating Technique: Radiocarbon (corrected)

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 1250 ± 50 years Stop Date: Unknown

Dating Technique: Radiocarbon (corrected)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 1030 ± 75 years Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Area of Activity: (tephra layer F)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 800 AD (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 730 AD ± 200 years Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  4?

Tephra Volume:  9.5  x  107 m3

Area of Activity: (P1 tephra unit)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 600 AD (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 480 AD ± 75 years Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Lava Volume:  5.7  x  108 m3

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption

Start Date: 350 AD (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 200 AD (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 100 AD (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 50 BC (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Lava flow(s)

Start Date: 100 BC (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Lava flow(s)

Start Date: 270 BC ± 100 years Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Lava flow(s)

Start Date: 500 BC (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  3?

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Start Date: 1010 BC ± 100 years Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  5

Tephra Volume:  1.3  x  109 m3

Area of Activity: (collapse of Tungurahua II edifice)

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)
    Lava flow(s)
    Fatalities
    Damage (land, property, etc.)
    Mudflow(s) (lahars)
    Debris avalanche(s)

Start Date: 7750 BC (?)  Stop Date: Unknown

Dating Technique: Radiocarbon (uncorrected)

Volcanic Explosivity Index (VEI):  4

Tephra Volume:  > 1  x  108 m3

Eruptive Characteristics:
    Central vent eruption
    Explosive eruption
    Pyroclastic flow(s)

Global Volcanism Program — Department of Mineral Sciences — National Museum of Natural History — Smithsonian Institution

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