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Light earthquake, 4.7 mag strikes near Redoubt Volcano in Alaska

Earthquake location 60.409S, -153.6324WA light earthquake magnitude 4.7 (ml/mb) has occurred on Wednesday, 49 km W of Redoubt Volcano, Alaska (30 miles). All ids that are associated to the event: at00o1znoi, ak12660035. Unique identifier: ak12660035. The earthquake occurred at a depth of 179.9 km (112 miles). The 4.7-magnitude earthquake has occurred at 11:31:25 / 11:31 am (local time epicenter). Global time and date of event 03/02/16 / 2016-02-03 20:31:25 / February 3, 2016 @ 8:31 pm UTC/GMT. Exact location of earthquake, longitude -153.6324 West, latitude 60.409 North, depth = 179.9 km. A tsunami warning has been issued near Redoubt Volcano in Alaska (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been two, in the last 10 days fourty-six, in the past 30 days ninety-five and in the last 365 days one hundred and seventy-eight earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 49 km W of Redoubt Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -153.6324° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.409° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 179.9 km Depth of the event in kilometers.
Place 49km W 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 2016-02-03 20:31:25 Time when the event occurred. UTC/GMT
Updated 2016-02-03 21:08:35 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 10 The total number of felt reports
CDI 2.2 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 1 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 342 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 ,at,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 0.73 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 ak12660035 Id of event.
Event Code 12660035 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00o1znoi,ak12660035, A comma-separated list of event ids that are associated to an event.

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