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Volcans dans l'océan Pacifique Nord (8)

Axial Seamount | Cleft Segment | CoAxial Segment | Cobb Segment | Endeavour Ridge | Escanaba Segment | North Gorda Ridge | Unnamed 31.75°N/124.25°W
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Volcano list

Axial Seamount

(Submarine volcano -1410 m / - 4,626 ft)

Cleft Segment

(Submarine volcano -2140 m / - 7,021 ft)

CoAxial Segment

(Submarine volcano -2400 m / - 7,874 ft)

Cobb Segment

(Submarine volcano -2100? m / - 6,890 ft)

Endeavour Ridge

(Submarine volcano -2050 m / - 6,726 ft)
The Endeavour Segment (or Ridge) volcano is an active oceanic rift zone where the Juan de Fuca and Pacific Plates are spreading apart. It lies near the northern end of the Juan de Fuca Ridge, west of the coast of Washington and SW of Vancouver Island.
The 90-km-long, NNE-SS... [informations]

Escanaba Segment

(Submarine volcano -1700? m / - 5,577 ft)

North Gorda Ridge

(Submarine volcano -3000 m / - 9,842 ft)

Unnamed 31.75°N/124.25°W

(Submarine volcano? -2533? m / - 8,310 ft)
Volcano news
mer., 9 sept. 2015, 11:05

Axial Seamount (E Pacific, 480 km west of Oregon): submarine eruption confirmed

An eruption at Axial Seamount, inferred to have started at 2230 on 23 April with an earthquake swarm, was confirmed during 14-29 August by bathymetric data and observations made during a ROV Jason dive. Read all
mer., 2 sept. 2015, 06:00

Axial Seamount volcano (Juan de Fuca Ridge) - Smithsonian / USGS Weekly Volcanic Activity Report for 2 September-8 September 2015 (New Activity / Unrest)

An eruption at Axial Seamount, inferred to have started at 2230 on 23 April with an earthquake swarm, was confirmed during 14-29 August by bathymetric data and observations made during a ROV Jason dive. Two large lava flows from the N rift zone (8-16 km N of the summit caldera) were at most 127 m thick; some of the thicker areas had drained collapse features indicating they had molten interiors when emplaced. The ROV traversed the flows for about 2 km. ... Read all
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