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Minor earthquake, 3.3 mag strikes near Andreanof Islands, Aleutian Islands, Alaska

Earthquake location 51.6842S, -178.4605WA minor earthquake with magnitude 3.3 (ml/mb) was reported Andreanof Islands, Aleutian Islands, Alaska (0 miles) on Sunday. The earthquake occurred at a depth of 16 km (10 miles) below the earth’s surface. Exact time and date of earthquake 12/08/18 / 2018-08-12 23:30:34 / August 12, 2018 @ 11:30 pm UTC/GMT. The temblor was picked up at 23:30:34 / 11:30 pm (local time epicenter). Event id: ak20086038. Ids that are associated to the earthquake: ak20086038. Exact location of event, longitude -178.4605 West, latitude 51.6842 North, depth = 16 km.

In the past 24 hours, there have been eight, in the last 10 days sixteen, in the past 30 days twenty-one and in the last 365 days two hundred and six earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world.

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: Andreanof Islands, Aleutian Islands, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -178.4605° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.6842° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 16 km Depth of the event in kilometers.
Place Andreanof Islands, Aleutian Islands, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-12 23:30:34 Time when the event occurred. UTC/GMT
Updated 2018-08-18 15:59:37 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 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 0.52 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 ak20086038 Id of event.
Event Code 20086038 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20086038, A comma-separated list of event ids that are associated to an event.

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