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Minor earthquake: M3.3 quake has struck near Amatignak Island in Alaska

Posted by admin on March 20, 2020 0 Comments

Earthquake location 51.096S, -179.2724WA minor earthquake magnitude 3.3 (ml/mb) strikes 21 km SSW of Amatignak Island, Alaska (13 miles) on Friday. The earthquake occurred at a depth of 35 km (22 miles) below the earth’s surface. The temblor was reported at 02:47:13 / 2:47 am (local time epicenter). Event id: us600084qi. Ids that are associated to the earthquake: ak0202e7dcek, us600084qi. Exact location of event, longitude -179.2724 West, latitude 51.096 North, depth = 35 km. Exact time and date of earthquake 21/02/20 / 2020-02-21 12:47:13 / February 21, 2020 @ 12:47 pm UTC/GMT.

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been fifteen, in the last 10 days twenty, in the past 30 days one hundred and ten and in the last 365 days two hundred and sixty-nine earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

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. 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: 21 km SSW of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -179.2724° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.096° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 21km SSW 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 2020-02-21 12:47:13 Time when the event occurred. UTC/GMT
Updated 2020-03-20 13:06:41 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak,us, 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 0.54 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 218 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us600084qi Id of event.
Event Code 600084qi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak0202e7dcek,us600084qi, A comma-separated list of event ids that are associated to an event.

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