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Random pictures
News
Saturday, Nov 11, 2006

Low-level earthquake activity continues at Fourpeaked volcano. Web camera views this past week show a typical steam plume rising several hundred meters above the summit.

... [more]
Aerialphoto of the summit of Fourpeaked volcano on an overflight on the 24th of Sep 2006 showing several steaming vents on its summit. (Photo courtesy: Cyrus Read, AVO/USGS)
Saturday, Feb 26, 2005

The first known historic eruption of Fourpeaked volcano on the Alaska peninsula is taking its course. Several vents emitting gasses and ash have appeared on the glacier-topped volcano and are slowly melting the ice cap.

... [more]
 

Fourpeaked volcano

Stratovolcano 2105 m / 6,906 ft, United States, Alaska Peninsula, 58.77°N / -153.67°W
Nearby recent earthquakes (within 30km radius):

Earthquake list: past 7 days (only M>=-0.8) (1 quakes)

Jump to quake statistics
 | archive: show
Earthquake depth plotUpdated: Mon, 17 Feb 09:09 UTC (GMT)
TimeMag. / DepthDistanceLocationMapSource
Thu, 13 Feb 2020
Thu, 13 Feb 17:17 UTCM 2.1 / 10.9 km - [info]Fourpeaked (13 km) - United States, Alaska Peninsula 118km SE of Old Iliamna, Alaska (USA)
[Map]
USGS
Estimated combined seismic energy released: 8.9*10^7 J (24.8 KWh) [learn more]

Earthquake statistics

Number of earthquakes vs time:

Past 24 hrs:
Number of quakes and energy past 24 hours
Past 30 days:
Number of quakes and energy past 30 days
Past 90 days:
Number of quakes vs time
Magnitude distribution and energy released:
Past 24 hrs:
Number of quakes and energy vs magnitude past 24 hrsMagnitudes of quakes and energy vs time past 24 hrs
Past 7 days:
Number of quakes and energy vs magnitude past 7 daysMagnitudes of quakes and energy vs time past 7 days
Past 30 days:
Number of quakes and energy vs magnitude past 30 daysMagnitudes of quakes and energy vs time past 30 days
 

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