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Minor earthquake, 3.3 mag strikes near Amatignak Island in Alaska


Earthquake location 50.252S, 179.5284WA minor earthquake with magnitude 3.3 (ml/mb) was reported 147 km SW of Amatignak Island, Alaska (91 miles) on Saturday. The temblor was picked up at 03:25:02 / 3:25 am (local time epicenter). Unique identifier: ak12801928. Ids that are associated to the event: ak12801928. Exact time and date of earthquake 12/02/16 / 2016-02-12 15:25:02 / February 12, 2016 @ 3:25 pm UTC/GMT. Exact location of event, longitude 179.5284 East, latitude 50.252 North, depth = 8.8 km. The earthquake occurred at a depth of 8.8 km (5 miles) below the earth’s surface.

In the past 24 hours, there have been three, in the last 10 days six, in the past 30 days six and in the last 365 days fourty-four earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 147 km SW of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude 179.5284° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.252° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.8 km Depth of the event in kilometers.
Place 147km SW of Amatignak Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-12 15:25:02 Time when the event occurred. UTC/GMT
Updated 2016-02-15 18:42:23 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 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 reviewed 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 168 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 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.830767 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 331.199973504 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 ak12801928 Id of event.
Event Code 12801928 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak12801928, A comma-separated list of event ids that are associated to an event.

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