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Cobb Segment Volcano - John Seach
Juan de Fuca Ridge, East Pacific Ocean
46.88 N, 129.33 W
summit elevation -2100 m
Submarine volcano
Cobb Segment is located near the northern end of the Juan de Fuca Ridge, west of the coast of Washington. The volcanic segment extends for 150 km.
A shallow magma chamber exists under the volcano.
Cobb Segment Volcano Eruptions
Undated eruptions.