Fukujin Seamount | U.S. Geological Survey
Source: https://www.usgs.gov/volcanoes/fukujin-seamount
Archived: 2026-04-23 17:09
Fukujin Seamount | U.S. Geological Survey
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Fukujin Seamount
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Fukujin Seamount
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Fukujin seamount in the Mariana Volcanic Arc has risen on occasion to just beneath the ocean surface. Intermittent periods of water discoloration have been observed since the mid-20th century, and eruptions producing floating pumice were noted on several occasions.
Facts Block
Location:
Commonwealth of the Northern Mariana Islands
Latitude:
21.93° N
Longitude:
143.47° E
Elevation:
-217 (m) -712 (f)
Volcano type:
Submarine
Composition:
Andesite / Basaltic Andesite
Most recent eruption:
1974 CE
Threat Potential:
Very low*
*based on the
National Volcano Early Warning System
Facts Block
Location:
Commonwealth of the Northern Mariana Islands
Latitude:
21.93° N
Longitude:
143.47° E
Elevation:
-217 (m) -712 (f)
Volcano type:
Submarine
Composition:
Andesite / Basaltic Andesite
Most recent eruption:
1974 CE
Threat Potential:
Very low*
*based on the
National Volcano Early Warning System
Volcano Hazards Program Links
Assess
Prepare
Forecast
Activity
Products
Observatories
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Skip to main content
Official websites use .gov
A
.gov
website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A
lock (
)
or
https://
means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Fukujin Seamount
Find U.S. Volcano
Filters
Learn More
The map displays volcanoes, earthquakes, monitoring instruments, and past lava flows.
Get Help
Earthquake Plots
To view an earthquake cross-sectional plot, click "Draw Plot" to start drawing on the map. Once the plot area is selected, click on "View Plot" to view chart or "Clear Plot" to start over.
Map Layers
Earthquake Colors
Earthquake Depth Units
Earthquake Time Units
Results
Filters
Learn More
The map displays volcanoes, earthquakes, monitoring instruments, and past lava flows.
Get Help
Earthquake Plots
To view an earthquake cross-sectional plot, click "Draw Plot" to start drawing on the map. Once the plot area is selected, click on "View Plot" to view chart or "Clear Plot" to start over.
Settings
Map Layers
Earthquake Colors
Earthquake Depth Units
Earthquake Time Units
x
Map Legend
x
Map Legend
Results
Fukujin Seamount
Home
Publications
Connect
Fukujin seamount in the Mariana Volcanic Arc has risen on occasion to just beneath the ocean surface. Intermittent periods of water discoloration have been observed since the mid-20th century, and eruptions producing floating pumice were noted on several occasions.
Facts Block
Location:
Commonwealth of the Northern Mariana Islands
Latitude:
21.93° N
Longitude:
143.47° E
Elevation:
-217 (m) -712 (f)
Volcano type:
Submarine
Composition:
Andesite / Basaltic Andesite
Most recent eruption:
1974 CE
Threat Potential:
Very low*
*based on the
National Volcano Early Warning System
Facts Block
Location:
Commonwealth of the Northern Mariana Islands
Latitude:
21.93° N
Longitude:
143.47° E
Elevation:
-217 (m) -712 (f)
Volcano type:
Submarine
Composition:
Andesite / Basaltic Andesite
Most recent eruption:
1974 CE
Threat Potential:
Very low*
*based on the
National Volcano Early Warning System
Volcano Hazards Program Links
Assess
Prepare
Forecast
Activity
Products
Observatories
About
Was this page helpful?