Hachimantai

Photo of this volcano
Country Japan
Volcanic Region Northeast Japan Volcanic Arc
Landform | Volc Type Composite | Stratovolcano
Last Known Eruption 5350 BCE
Coordinates 39.958°N, 140.854°E
Elevation 1,613 m (5,292 ft)
Volcano Number 283250
Google Earth icon Google Earth Placemark with Features
Citation icon Cite Volcano Profile

Latest Weekly Volcanic Activity Report

The Global Volcanism Program has no Weekly Volcanic Activity Reports available for Hachimantai.

Latest Bulletin Report

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

Weekly Volcanic Activity Reports

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

Bulletin Reports

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

General Information

Eruptive History

There is data available for 2 confirmed eruptive periods.

5350 BCE (?) Confirmed Eruption (Explosive / Effusive)  

Episode 1 | Eruption (Explosive / Effusive)
5350 BCE (?) - Unknown Evidence from Correlation: Tephrochronology

List of 1 Events for Episode 1

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Phreatic activity

7900 BCE ± 150 years Confirmed Eruption (Explosive / Effusive)  

Episode 1 | Eruption (Explosive / Effusive)
7900 BCE ± 150 years - Unknown Evidence from Isotopic: 14C (calibrated)

List of 1 Events for Episode 1

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Phreatic activity

Synonyms and Subfeatures

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.

Smithsonian Sample Collections Database

The following 2 samples associated with this volcano can be found in the Smithsonian's NMNH Department of Mineral Sciences collections, and may be availble for research (contact the Rock and Ore Collections Manager). Catalog number links will open a window with more information.

Catalog Number Sample Description Lava Source Collection Date
NMNH 113862 Andesite -- --
NMNH 113863 Hypersthene Andesite -- --

External Sites