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Moderate earthquake: M5 quake has struck near Andreanof Islands, Aleutian Islands, Alaska

Posted by admin on February 28, 2021 0 Comments

Earthquake location 51.065S, -178.9259WA moderate earthquake magnitude 5 (ml/mb) has struck on Sunday, Andreanof Islands, Aleutian Islands, Alaska (0 miles). Event ids that are associated to the earthquake: at00qp8j6t. Id of event: at00qp8j6t. Exact location of event, depth 55 km, -178.9259° West, 51.065° North. Exact time and date of earthquake 28/02/21 / 2021-02-28 10:44:53 / February 28, 2021 @ 10:44 am UTC/GMT. The 5-magnitude earthquake was detected at 10:44:53 / 10:44 am (local time epicenter). The epicenter of the earthquake was roughly 55 km (34 miles) below the earth’s surface. A tsunami warning has been issued near Andreanof Islands, Aleutian Islands, Alaska (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been one, in the last 10 days twenty, in the past 30 days twenty-seven and in the last 365 days one hundred and ninety-one earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 1320 moderate earthquakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel it?

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: Andreanof Islands, Aleutian Islands, Alaska.

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More information

Parameter Value Description
Magnitude 5 mb The magnitude for the event.
Longitude -178.9259° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.065° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 55 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 2021-02-28 10:44:53 Time when the event occurred. UTC/GMT
Updated 2021-02-28 10:54:44 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 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 385 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at, A comma-separated list of network contributors.
Number of Stations Used 64 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.59 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 172.799986176 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00qp8j6t Id of event.
Event Code 00qp8j6t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00qp8j6t, A comma-separated list of event ids that are associated to an event.

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