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Ata

Photo of this volcano
  • Japan
  • Caldera(s)
  • 885 CE
  •  
  • Country
  • Primary Volcano Type
  • Last Known Eruption
  •  
  • 31.22°N
  • 130.57°E

  • 924 m
    3031 ft

  • 282070
  • Latitude
  • Longitude

  • Summit
    Elevation

  • Volcano
    Number

The Global Volcanism Program has no activity reports for Ata.

The Global Volcanism Program has no Weekly Reports available for Ata.

The Global Volcanism Program has no Bulletin Reports available for Ata.

This compilation of synonyms and subsidiary features may not be comprehensive. Features are organized into four major categories: Cones, Craters, Domes, and Thermal Features. Synonyms of features appear indented below the primary name. In some cases additional feature type, elevation, or location details are provided.

Eruptive History

There is data available for 23 confirmed Holocene eruptive periods.

[ 1615 Aug 7 (?) ] Uncertain Eruption

Episode 1 | Eruption Episode Kaimon
1615 Aug 7 (?) - Unknown Evidence from Unknown

List of 2 Events for Episode 1 at Kaimon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion Uncertain
   - - - -    - - - - Ash Uncertain

0885 Aug 29 - 0885 Sep 28 Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon
0885 Aug 29 - 0885 Sep 28 Evidence from Observations: Reported

List of 5 Events for Episode 1 at Kaimon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lava flow
   - - - -    - - - - Ash
   - - - -    - - - - Property Damage
0885 Aug 29    - - - - VEI (Explosivity Index)

[ 0882 Nov ] Uncertain Eruption

Episode 1 | Eruption Episode Kaimon
0882 Nov - Unknown Evidence from Unknown

List of 2 Events for Episode 1 at Kaimon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion Uncertain
0882 Nov    - - - - VEI (Explosivity Index)

0874 Mar 29 - 0874 Jul (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon
0874 Mar 29 - 0874 Jul (?) Evidence from Observations: Reported

List of 5 Events for Episode 1 at Kaimon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Fauna Kill Aquatic.
   - - - -    - - - - Property Damage
0874 Mar 29    - - - - VEI (Explosivity Index)

[ 0866 May ] Uncertain Eruption

Episode 1 | Eruption Episode Kaimon
0866 May - Unknown Evidence from Unknown

List of 2 Events for Episode 1 at Kaimon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion Uncertain
0866 May    - - - - VEI (Explosivity Index)

[ 0860 Apr ] Uncertain Eruption

Episode 1 | Eruption Episode Kaimon
0860 Apr - Unknown Evidence from Unknown

List of 2 Events for Episode 1 at Kaimon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion Uncertain
0860 Apr    - - - - VEI (Explosivity Index)

0770 (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-beta
0770 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 4 Events for Episode 1 at Kaimon, Tephra set Km-beta

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
0770
(?)
   - - - - VEI (Explosivity Index)

0720 (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-gamma
0720 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 5 Events for Episode 1 at Kaimon, Tephra set Km-gamma

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
   - - - -    - - - - Blocks
0720
(?)
   - - - - VEI (Explosivity Index)

0660 (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon
0660 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 3 Events for Episode 1 at Kaimon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Pyroclastic flow
0660
(?)
   - - - - VEI (Explosivity Index)

0600 (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-delta
0600 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 6 Events for Episode 1 at Kaimon, Tephra set Km-delta

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lava flow
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
0600
(?)
   - - - - VEI (Explosivity Index)

0550 (?) Confirmed Eruption Max VEI: 2

Episode 1 | Eruption Episode Kaimon, Tephra set Km-epsilon
0550 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 3 Events for Episode 1 at Kaimon, Tephra set Km-epsilon

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Scoria
0550
(?)
   - - - - VEI (Explosivity Index)

0270 (?) Confirmed Eruption Max VEI: 3

Episode 1 | Eruption Episode Kaimon, Tephra set Km-zeta
0270 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 4 Events for Episode 1 at Kaimon, Tephra set Km-zeta

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
0270
(?)
   - - - - VEI (Explosivity Index)

0150 (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-eta
0150 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 4 Events for Episode 1 at Kaimon, Tephra set Km-eta

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
0150
(?)
   - - - - VEI (Explosivity Index)

0130 (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-theta
0130 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 5 Events for Episode 1 at Kaimon, Tephra set Km-theta

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lava flow
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
0130
(?)
   - - - - VEI (Explosivity Index)

0030 (?) Confirmed Eruption Max VEI: 3

Episode 1 | Eruption Episode Kaimon, Tephra set Km-iota
0030 (?) - Unknown Evidence from Correlation: Tephrochronology

List of 4 Events for Episode 1 at Kaimon, Tephra set Km-iota

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
0030
(?)
   - - - - VEI (Explosivity Index)

0080 BCE (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-kappa
0080 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 4 Events for Episode 1 at Kaimon, Tephra set Km-kappa

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
0080 BCE
(?)
   - - - - VEI (Explosivity Index)

0270 BCE (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-lamda
0270 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 5 Events for Episode 1 at Kaimon, Tephra set Km-lamda

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
0270 BCE
(?)
   - - - - VEI (Explosivity Index)

0650 BCE (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-mu
0650 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 5 Events for Episode 1 at Kaimon, Tephra set Km-mu

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
0650 BCE
(?)
   - - - - VEI (Explosivity Index)

0700 BCE (?) Confirmed Eruption Max VEI: 2

Episode 1 | Eruption Episode Kaimon, Tephra layer Km-nu
0700 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 4 Events for Episode 1 at Kaimon, Tephra layer Km-nu

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lava flow
   - - - -    - - - - Scoria
0700 BCE
(?)
   - - - - VEI (Explosivity Index)

1450 BCE (?) Confirmed Eruption  

Episode 1 | Eruption Episode Mizunashi, Kagami, Ikezoko maars
1450 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 1 Events for Episode 1 at Mizunashi, Kagami, Ikezoko maars

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion

1500 BCE (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra layer Km-xi
1500 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 3 Events for Episode 1 at Kaimon, Tephra layer Km-xi

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lapilli
1500 BCE
(?)
   - - - - VEI (Explosivity Index)

1550 BCE (?) Confirmed Eruption  

Episode 1 | Eruption Episode Nabeshima-dake
1550 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 1 Events for Episode 1 at Nabeshima-dake

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Lava dome

1610 BCE (?) Confirmed Eruption Max VEI: 3

Episode 1 | Eruption Episode Kaimon, Tephra layer Km-omicron
1610 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 3 Events for Episode 1 at Kaimon, Tephra layer Km-omicron

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lapilli
1610 BCE
(?)
   - - - - VEI (Explosivity Index)

1780 BCE (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra set Km-pi
1780 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 5 Events for Episode 1 at Kaimon, Tephra set Km-pi

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
1780 BCE
(?)
   - - - - VEI (Explosivity Index)

2010 BCE (?) Confirmed Eruption Max VEI: 4

Episode 1 | Eruption Episode Kaimon, Tephra layer Km-rho
2010 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 5 Events for Episode 1 at Kaimon, Tephra layer Km-rho

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Property Damage
   - - - -    - - - - Evacuations
2010 BCE
(?)
   - - - - VEI (Explosivity Index)

2690 BCE ± 75 years Confirmed Eruption Max VEI: 5

Episode 1 | Eruption Episode Ikeda-ko caldera, Tephra layer Ikp
2690 BCE ± 75 years - Unknown Evidence from Isotopic: 14C (uncalibrated)

List of 6 Events for Episode 1 at Ikeda-ko caldera, Tephra layer Ikp

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Pyroclastic flow
   - - - -    - - - - Tephra
   - - - -    - - - - Bombs
   - - - -    - - - - Caldera Explosion
2690 BCE ± 75 years    - - - - VEI (Explosivity Index)

5050 BCE (?) Confirmed Eruption  

Episode 1 | Eruption Episode Unagi, Narikawa and Yamakawa maars
5050 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 1 Events for Episode 1 at Unagi, Narikawa and Yamakawa maars

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
Deformation History

There is no Deformation History data available for Ata.

Emission History

There is no Emissions History data available for Ata.

GVP Map Holdings

The maps shown below have been scanned from the GVP map archives and include the volcano on this page. Clicking on the small images will load the full 300 dpi map. Very small-scale maps (such as world maps) are not included. The maps database originated over 30 years ago, but was only recently updated and connected to our main database. We welcome users to tell us if they see incorrect information or other problems with the maps; please use the Contact GVP link at the bottom of the page to send us email.

Smithsonian Sample Collections Database

There are no samples for Ata in the Smithsonian's NMNH Department of Mineral Sciences Rock and Ore collection.

External Sites