Forecast Seamount
Stratovolcano in United States
Key Facts
Elevation
-1,456 m (-4,777 ft)
Type
Stratovolcano
Location
13.400°, 143.920°
Region
Mariana Volcanic Arc
Rock Type
No Data (checked)
Tectonic Setting
Subduction zone
Location
Loading map...
Overview
Forecast Seamount lies about 70 km W of the southern tip of Guam and about 19 km NW of Seamount X. Hydrothermal fluid temperatures up to 200°C, one of the highest temperature vent systems known in the Mariana arc, were measured during a 2006 NOAA expedition.
Volcanic Hazards & Risk Assessment
Primary Hazards
- Pyroclastic flows
- Lava flows
- Volcanic bombs and ballistics
- Lahars and mudflows
Risk Level
Geological Composition & Structure
Rock Types
Tectonic Setting
Age & Formation
Eruption Statistics & Analysis
| Metric | Value | Global Ranking | Significance |
|---|---|---|---|
| Total Recorded Eruptions | Unknown | Low | Moderately active volcano |
| Maximum VEI | VEI Unknown | Minor | Local impact potential |
| Recent Activity | Unknown | Historical | Historically active |
Monitoring & Alert Status
Monitoring Networks
Current Status
Nearby Volcanoes in Northwestern Pacific Volcanic Regions
Quick Info
- •Smithsonian ID: 284220
- •Evidence: Unrest / Holocene
- •Epoch: Holocene
About the Photo
A view from a submersible during a 2006 NOAA Vents Program expedition shows a glimpse of a biological community at a Forecast Seamount vent site. Hydrothermal fluid temperatures were measured up to 200°C, one of the highest temperature vent systems known in the Mariana arc.
Image courtesy of Submarine Ring of Fire 2006 Exploration, NOAA Vents Program.
Authority Sources
Related Volcanoes
Basic Information
This page shows basic data from the Smithsonian Global Volcanism Program. For more detailed information, visit the official Smithsonian page.