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Volcans en Îles Aléoutiennes (44)

Adagdak | Akutan | Amak | Amukta | Atka | Bobrof | Bogoslof | Buldir | Carlisle | Chagulak | Cleveland | Davidof | Fisher | Gareloi | Gilbert | Great Sitkin | Herbert | Isanotski | Kagamil | Kanaga | Kasatochi | Kiska | Koniuji | Korovin | Little Sitkin | Makushin | Moffett | Okmok | Recheschnoi | Roundtop | Seguam | Segula | Semisopochnoi | Sergief | Shishaldin | Table Top | Takawangha | Tana | Tanaga | Uliaga | Vsevidof | Westdahl | Wide Bay | Yunaska
Montrer carte interactive

Volcano list

Adagdak

(Stratovolcano 610 m / 2,001 ft)
[informations]

Akutan

(Stratovolcano 1303 m / 4,275 ft)
Akutan volcano is one of the most active stratovolcanoes of the Aleutian arc. The volcano has a 2-km-wide caldera with an active intracaldera cone. [informations]

Amak

(Stratovolcano 488 m / 1,601 ft)
[informations]

Amukta

(Stratovolcano 1066 m / 3,497 ft)
[informations]

Atka

(Stratovolcanoes 1451 m / 4,760 ft)
[informations]

Bobrof

(Stratovolcano 738 m / 2,421 ft)
[informations]

Bogoslof

(Submarine volcano 150 m / 492 ft)
Bogoslof Island in Alaska with the eroded remnants of Castle Rock lava dome from the 1796 eruption (image: Ann Harding/AVO USGS)
Bogoslof Island in Alaska with the eroded remnants of Castle Rock lava dome from the 1796 eruption (image: Ann Harding/AVO USGS)
[informations]

Buldir

(Stratovolcano 656 m / 2,152 ft)
[informations]

Carlisle

(Stratovolcano 1620 m / 5,315 ft)
[informations]

Chagulak

(Stratovolcano 1142 m / 3,747 ft)
[informations]

Cleveland

(Stratovolcano 1730 m (5,676 ft))
The beautifully symmetrical Mount Cleveland stratovolcano forms the western half of the uninhabited Chuginadak Island in the central Aleutians, connected to the eastern half of the island by a narrow isthmus. It is one of the regions most active volcanoes, but at present has no s... [informations]

Davidof

(Stratovolcano 328 m / 1,076 ft)
[informations]

Fisher

(Stratovolcano 1112 m / 3,648 ft)
[informations]

Gareloi

(Stratovolcano 1573 m / 5,161 ft)
Gareloi volcano from the webcam on 8 June 2021
Gareloi volcano from the webcam on 8 June 2021
[informations]

Gilbert

(Stratovolcano 818 m / 2684 ft)
[informations]

Great Sitkin

(Stratovolcano 1740+ m / 5,709 ft)
[informations]

Herbert

(Stratovolcano 1280 m / 4,199 ft)
[informations]

Isanotski

(Stratovolcano 2446 m / 8,025 ft)
[informations]

Kagamil

(Stratovolcano 893 m / 2,930 ft)
[informations]

Kanaga

(stratovolcan 1307 m / 4,288 ft)
Kanaga Volcano Viewed from the west with Mt Moffet, Adak and Great Sitkin in the background (image taken May 8, 2010 by Cyrus Read, AVO/USGS)
Kanaga Volcano Viewed from the west with Mt Moffet, Adak and Great Sitkin in the background (image taken May 8, 2010 by Cyrus Read, AVO/USGS)
Kanaga volcano is an active symmetrical stratovolcano rising 1300 m on the northern part of Kanaga Island in the western Aleutians, Alaska. It is one of the most southerly volcanoes of the central Aleutian chain.
The volcano has a small 200 m wide and 60 m deep circular sum... [informations]

Kasatochi

(Stratovolcano 314 m / 1030 ft)
Satellite image of Kasatochi volcano (c) Google Earth View
Satellite image of Kasatochi volcano (c) Google Earth View
Kasatochi is a remote island forming the peak of a mostly submerged stratovolcano rising to 314 m a.s.l. in the Aleutian island chain. It is one of the volcanoes in the world that formed new islands in historic times. [informations]

Kiska

(Stratovolcano 1220 m / 4,003 ft)
[informations]

Koniuji

(Stratovolcano 273 m / 896 ft)
[informations]

Korovin

(Stratovolcano 1533 m / 5030 ft)
Korovin is a 1533 m high stratovolcano in the central Aleutian Islands and one of the most active volcanoes in Alaska. On average, it has been active every 10-15 years, its last eruption being in Nov-Dec 2006 with ash emissions. [informations]

Little Sitkin

(stratovolcan 1174 m / 3,852 ft)
Little Sitkin volcano forms a small island of the same name in the western Aleutians Islands and belongs to the Aleutian Island National Wildlife Refuge. The active stratovolcano rises 1188 m (3898 ft) in the center-northeastern part of the island. The island is located 330 km (2... [informations]

Makushin

(Stratovolcano 1800 m / 5,905 ft)
Makushin volcano is an ice-covered 1800-m-high stratovolcano on northern Unalaska Island west of the town of Dutch Harbor. The volcano contains a 2.5-km-wide caldera. Its broad, domical shape contrasts with the usual steep-sided profile of most other volcanoes in the Aleutians. [informations]

Moffett

(Stratovolcano 1196 m / 3,924 ft)
[informations]

Okmok

(Central shield complex with nested caldera 1073 m (3520 ft))
Okmok is one of the most active volcanoes in the Aleutian island chain (Alaska). It consists of a complex of shields truncated by a caldera and several active vents inside the caldera, which have built small cones and lava flows. [informations]

Recheschnoi

(Stratovolcano 1984 m / 6,509 ft)
[informations]

Roundtop

(Stratovolcano 1871 m / 6,138 ft)
[informations]

Seguam

(Stratovolcanoes 1054 m / 3,458 ft)
[informations]

Segula

(Stratovolcano 1160 m / 3,806 ft)
[informations]

Semisopochnoi

(Stratovolcano 1221 m / 4,006 ft)
[informations]

Sergief

(Stratovolcano 560 m / 1,837 ft)
[informations]

Shishaldin

(Stratovolcano 2857 m / 9,373 ft)
[informations]

Table Top

(Pyroclastic cone 792 m / 2598 ft)
[informations]

Takawangha

(Stratovolcano 1449 m / 4,754 ft)
Snow-clad Takanangha volcano on Tanaga Island (image: Loewen, M. W. via AVO / USGS)
Snow-clad Takanangha volcano on Tanaga Island (image: Loewen, M. W. via AVO / USGS)
Takawangha is a 1449-m-high, young stratovolcano on northern Tanaga Island near the western end of the Andreanof Islands in the Aleutian arc. It is capped by an ice-filled summit caldera.
Due to its remoteness, there are no historical observations of activity, but radiocarb... [informations]

Tana

(Stratovolcanoes 1170 m / 3,839 ft)
[informations]

Tanaga

(Stratovolcanoes 1806 m / 5,925 ft)
Tanaga volcano is the second largest volcano of the central Aleutians. It is the central and highest of 3 young stratovolcanoes oriented along a roughly E-W line at the NW tip of Tanaga Island. [informations]

Uliaga

(Stratovolcano 888 m / 2,913 ft)
[informations]

Vsevidof

(Stratovolcano 2149 m / 7,050 ft)
[informations]

Westdahl

(Stratovolcano? 1654 m / 5,426 ft)
[informations]

Wide Bay

(Pyroclastic cone 640 m / 2100 ft)
[informations]

Yunaska

(Shield volcano 550 m / 1,804 ft)
[informations]
Actualités
mer., 30 nov. 2022, 15:00

Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 23 November-29 November 2022 (Continuing Activity)

On 23 November AVO lowered the Aviation Color Code for Semisopochnoi to Yellow (the second lowest level on a four-color scale) and the Volcano Alert Level to Advisory (the second lowest level on a four-level scale) noting that no ash emissions or explosive activity had been detected since 7 November. Seismicity had decreased, though remained at elevated levels. Steam emissions from the active vent in the N crater of Mount Cerberus persisted. ... Read all
mer., 30 nov. 2022, 15:00

Great Sitkin volcano (Andreanof Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 23 November-29 November 2022 (Continuing Activity)

AVO reported that slow lava effusion continued at Great Sitkin during 23-29 November and the flow field continued to grow. Elevated surface temperatures were identified in satellite images during 27-29 November. The Volcano Alert Level remained at Watch (the second highest level on a four-level scale) and the Aviation Color Code remained at Orange (the second highest level on a four-color scale). ... Read all
Actualités
mer., 30 nov. 2022, 15:00

Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 23 November-29 November 2022 (Continuing Activity)

On 23 November AVO lowered the Aviation Color Code for Semisopochnoi to Yellow (the second lowest level on a four-color scale) and the Volcano Alert Level to Advisory (the second lowest level on a four-level scale) noting that no ash emissions or explosive activity had been detected since 7 November. Seismicity had decreased, though remained at elevated levels. Steam emissions from the active vent in the N crater of Mount Cerberus persisted. ... Read all
mer., 30 nov. 2022, 15:00

Great Sitkin volcano (Andreanof Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 23 November-29 November 2022 (Continuing Activity)

AVO reported that slow lava effusion continued at Great Sitkin during 23-29 November and the flow field continued to grow. Elevated surface temperatures were identified in satellite images during 27-29 November. The Volcano Alert Level remained at Watch (the second highest level on a four-level scale) and the Aviation Color Code remained at Orange (the second highest level on a four-color scale). ... Read all
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