Michinmahuida

Photo of this volcano
Country Chile
Volcanic Region Southern Andean Volcanic Arc
Landform | Volc Type Composite | Stratovolcano
Last Known Eruption 1835 CE
Coordinates 42.799°S, 72.445°W
Elevation 2,452 m (8,045 ft)
Volcano Number 358040
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 Michinmahuida.

Latest Bulletin Report

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

Weekly Volcanic Activity Reports

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

Bulletin Reports

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

General Information

Eruptive History

There is data available for 7 confirmed eruptive periods.

[ 1915 Jul 2 ± 25 years ± 182 days ] Uncertain Eruption

Episode 1 | Eruption (Explosive / Effusive)
1915 Jul 2 ± 25 years ± 182 days - Unknown Evidence from Correlation: Tephrochronology

List of 3 Events for Episode 1

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Ash
   - - - -    - - - - Scoria
   - - - -    - - - - VEI (Explosivity Index)

1835 Feb 20 - 1835 Mar 15 ± 5 days Confirmed Eruption (Explosive / Effusive) VEI: 0 (?)

Episode 1 | Eruption (Explosive / Effusive)
1835 Feb 20 - 1835 Mar 15 ± 5 days Evidence from Observations: Reported

List of 4 Events for Episode 1

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Lava flow
   - - - -    - - - - Earthquakes (undefined) Before.
   - - - -    - - - - Lahar or Mudflow
1835 Feb 20    - - - - VEI (Explosivity Index)

1834 Nov 25 Confirmed Eruption (Explosive / Effusive) VEI: 2

Episode 1 | Eruption (Explosive / Effusive)
1834 Nov 25 - Unknown Evidence from Observations: Reported

List of 5 Events for Episode 1

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lava flow Uncertain
   - - - -    - - - - Tephra
   - - - -    - - - - Lahar or Mudflow
1834 Nov 25    - - - - VEI (Explosivity Index)

[ 1775 ± 40 years ] Uncertain Eruption

Episode 1 | Eruption (Explosive / Effusive)
1775 ± 40 years - Unknown Evidence from Correlation: Tephrochronology

List of 3 Events for Episode 1

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Ash
   - - - -    - - - - Scoria
   - - - -    - - - - VEI (Explosivity Index)

1742 Confirmed Eruption (Explosive / Effusive) VEI: 2

Episode 1 | Eruption (Explosive / Effusive)
1742 - Unknown Evidence from Observations: Reported

List of 1 Events for Episode 1

Start Date End Date Event Type Event Remarks
1742    - - - - VEI (Explosivity Index)

[ 1650 ± 50 years ] Uncertain Eruption

Episode 1 | Eruption (Explosive / Effusive)
1650 ± 50 years - Unknown Evidence from Unknown

1550 ± 100 years Confirmed Eruption (Explosive / Effusive) VEI: 4 (?)

Episode 1 | Eruption (Explosive / Effusive)
1550 ± 100 years - Unknown Evidence from Isotopic: 14C (calibrated)

List of 3 Events for Episode 1

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Lapilli
1550 ± 100 years    - - - - VEI (Explosivity Index) VEI 4?

0700 ± 100 years Confirmed Eruption (Explosive / Effusive)  

Episode 1 | Eruption (Explosive / Effusive)
0700 ± 100 years - Unknown Evidence from Isotopic: 14C (calibrated)

List of 2 Events for Episode 1

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

5500 BCE ± 150 years Confirmed Eruption (Explosive / Effusive) VEI: 5

Episode 1 | Eruption (Explosive / Effusive) Mic1 tephra
5500 BCE ± 150 years - Unknown Evidence from Isotopic: 14C (calibrated)

List of 6 Events for Episode 1 at Mic1 tephra

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
   - - - -    - - - - Scoria
   - - - -    - - - - Pumice
5500 BCE ± 150 years    - - - - VEI (Explosivity Index)

8400 BCE ± 150 years Confirmed Eruption (Explosive / Effusive) VEI: 6

Episode 1 | Eruption (Explosive / Effusive) Amarillo Ignimbrite
8400 BCE ± 150 years - Unknown Evidence from Isotopic: 14C (calibrated)

List of 7 Events for Episode 1 at Amarillo Ignimbrite

Start Date End Date Event Type Event Remarks
   - - - -    - - - - Explosion
   - - - -    - - - - Pyroclastic flow
   - - - -    - - - - Ash
   - - - -    - - - - Lapilli
   - - - -    - - - - Bombs
   - - - -    - - - - Caldera Amarillo Ignimbrite may be associated with summit caldera formation
8400 BCE ± 150 years    - - - - VEI (Explosivity Index)

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

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

External Sites