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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Atka in Alaska

Earthquake location 52.2655S, -172.3346WA light earthquake magnitude 4.1 (ml/mb) has occurred on Tuesday, 127 km E of Atka, Alaska (79 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 139.9 km (87 miles). Unique identifier: ak020eh9v809. Ids that are associated to the event: ak020eh9v809. Exact location of earthquake, longitude -172.3346 West, latitude 52.2655 North, depth = 139.9 km. Global time and date of event 10/11/20 / 2020-11-10 19:45:09 / November 10, 2020 @ 7:45 pm UTC/GMT. The temblor was picked up at 19:45:09 / 7:45 pm (local time epicenter).

In the past 24 hours, there have been seven, in the last 10 days seven, in the past 30 days thirteen and in the last 365 days ninety-five earthquakes of magnitude 3.0 or greater that was reported 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 the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 127 km E of Atka, Alaska.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -172.3346° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.2655° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 139.9 km Depth of the event in kilometers.
Place 127 km E of Atka, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-11-10 19:45:09 Time when the event occurred. UTC/GMT
Updated 2020-12-02 20:38:34 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 259 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 0.61 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 ak020eh9v809 Id of event.
Event Code 020eh9v809 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020eh9v809, A comma-separated list of event ids that are associated to an event.

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