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United States · Volcanic field

Behm Canal-Rudyerd Bay

Type
Volcanic field
Elevation
500m
Last eruption
Unknown
Scoria cones and columnar-jointed lava flows of the Behm Canal-Rudyerd Bay volcanic field occur on either side of Behm Canal (down the center of this image), shown in this October 2020 Planet Labs satellite image monthly mosaic (N is at the top; this image is approximately 20 km across). The majority of outcrops have been found on Revillagigedo Island (left), and additional features are on Rudyerd Island (near the center).
Scoria cones and columnar-jointed lava flows of the Behm Canal-Rudyerd Bay volcanic field occur on either side of Behm Canal (down the center of this image), shown in this October 2020 Planet Labs satellite image monthly mosaic (N is at the top; this image is approximately 20 km across). The majority of outcrops have been found on Revillagigedo Island (left), and additional features are on Rudyerd Island (near the center). · Photo: Satellite image courtesy of Planet Labs Inc., 2020 (https://www.planet.com/).
Type
Volcanic field
Country
United States
Region
North America / Northern Cordilleran Volcanic Province
Elevation
500m
Coordinates
55.350, -131.000
Last eruption
Unknown
Tectonic setting
Intraplate / Continental crust (> 25 km)
Landform
Cluster
Major rock type
Basalt / Picro-basalt

Geological summary

Numerous basaltic cinder cones and lava flows occur in the panhandle of SE Alaska on both sides of Behm Canal, which divides Revillagigedo Island from the mainland.

Excerpt from the Global Volcanism Program, Smithsonian Institution · Read the full summary on GVP →

Eruption history

Glossary

Detailed timeline

No eruption records available.

Nearby volcanoes

External links

⚠ For reference only. Not for emergency response.