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Redoubt Volcano

Updated: Mar 29, 2024 01:49 GMT -
stratovolcano 3108 m / 10197 ft
Cook Inlet (SW Alaska) (Alaska), 60.49°N / -152.74°W
Current status: normal or dormant (1 out of 5)
Last update: 14 Dec 2021 (M 4.6 earthquake near the volcano)

Large stratovolcano in Alaska ca. 100 mi west of Anchorage. Redoubt last erupted in 1989.

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Typical eruption style: Explosive
Redoubt volcano eruptions: 1881 (?), 1902, 1903, 1966, 1989, 2009

Latest nearby earthquakes

TimeMag. / DepthDistance / Location
Mar 27, 07:32 pm (Anchorage)
Mar 28, 03:32 GMT
1.6

101 km
20 km (13 mi) to the E 59 km W of Salamatof, Alaska Info
Sunday, March 17, 2024 GMT (2 quakes)
Mar 17, 12:01 pm (Anchorage)
Mar 17, 20:01 GMT
1.9

114 km
19 km (12 mi) to the S 68 km WNW of Ninilchik, Alaska Info
Mar 17, 06:30 am (Anchorage)
Mar 17, 14:30 GMT
2.4

160 km
27 km (17 mi) to the W 65 km ENE of Port Alsworth, Alaska Info
Wednesday, March 20, 2024 GMT (1 quake)
Mar 19, 11:05 pm (Anchorage)
Mar 20, 07:05 GMT
1.4

103 km
27 km (17 mi) to the S 56 km WNW of Ninilchik, Alaska Info
Sunday, March 17, 2024 GMT (1 quake)
Mar 16, 05:30 pm (Anchorage)
Mar 17, 01:30 GMT
1.4

110 km
22 km (14 mi) to the S 62 km WNW of Ninilchik, Alaska Info
Saturday, March 23, 2024 GMT (1 quake)
Mar 22, 07:41 pm (Anchorage)
Mar 23, 03:41 GMT
1.0

96 km
14 km (8.5 mi) to the SE 64 km NW of Ninilchik, Alaska Info

Background

Redoubt is one of the most active and largest volcanoes in Alaska. It is a steep stratovolcano, measuring about 10 km at its base and rising to an elevation of 3108 m above sea level.
Its flanks are cut by valley created by glacial action. Redoubt has an ice filled summit crater, almost 2 km in diameter, which is breached to the north by Drift Glacier.

Redoubt Volcano Photos

Latest satellite images

Redoubt satellite image sat1Redoubt satellite image sat2
Location of Redoubt volcano (Image creators: Schaefer, Janet and Cameron, Cheryl;
Location of Redoubt volcano (Image creators: Schaefer, Janet and Cameron, Cheryl;
Sun, 13 Jan 2013, 11:05

Magnitude 4.6 earthquake near Redoubt volcano, Alaska

At 3:45 (local time)an earthquake struck the Cook inlet. The University of Alaska put its location just a few miles from Redoubt volcano, which last erupted explosively in 2009. ... Read all
Wed, 7 Apr 2010, 06:00

Redoubt volcano (United States) - Smithsonian / USGS Weekly Volcanic Activity Report for 7 April-13 April 2010 (New Activity / Unrest)

AVO reported that the rate of small earthquakes in the vicinity of Redoubt's summit approached background levels during 7-11 April. Gas measurements on 8 April were consistent with a passively degassing and cooling lava dome. The Volcano Alert Level was lowered to Normal and the Aviation Color Code was lowered to Green on 12 April. ... Read all

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