Minor earthquake, 3.9 mag strikes near Redoubt Volcano in Alaska

A minor earthquake with magnitude 3.9 (ml/mb) was detected on Thursday, 18 km SW of Redoubt Volcano, Alaska (11 miles). The earthquake occurred at a depth of 87.5 km (54 miles). Event ids that are associated to the earthquake: ak11775669. Id of event: ak11775669. The temblor was reported at 15:52:55 / 3:52 pm (local time epicenter). Global date and time of event UTC/GMT: 06/11/15 / 2015-11-06 00:52:55 / November 6, 2015 @ 12:52 am. Exact location of earthquake, longitude -153.0202 West, latitude 60.3855 North, depth = 87.5 km.

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days twelve and in the last 365 days one hundred and sixteen earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 130,000 minor quakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 18 km SW of Redoubt Volcano, Alaska.

Alaska Redoubt Volcano

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	-153.0202° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	60.3855° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	87.5 km	Depth of the event in kilometers.
Place	18km SW of Redoubt Volcano, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-11-06 00:52:55	Time when the event occurred. UTC/GMT
Updated	2015-11-06 01:06:59	Time when the event was most recently updated. UTC/GMT
Timezone offset	-540	Timezone offset from UTC in minutes at the event epicenter.
Felt	0	The total number of felt reports
CDI	1	The maximum reported intensity for the event.
MMI		The maximum estimated instrumental intensity for the event.
Alert Level		The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status	automatic	Indicates whether the event has been reviewed by a human.
Tsunami	0	This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG	234	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	ak	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,ak,	A comma-separated list of network contributors.
Number of Stations Used		The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance		Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.9 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap		The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	ml	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	ak11775669	Id of event.
Event Code	11775669	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak11775669,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.9 mag strikes near Redoubt Volcano in Alaska

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