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Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.5 mag, 51 km SW of Atka, Alaska

Earthquake location 51.9199S, -174.8046WA minor earthquake with magnitude 3.5 (ml/mb) was reported 51 km SW of Atka, Alaska (32 miles) on Thursday. Event ids that are associated to the earthquake: ak021n83239. Id of event: ak021n83239. The 3.5-magnitude earthquake was detected at 04:30:16 / 4:30 am (local time epicenter). Exact location of event, longitude -174.8046 West, latitude 51.9199 North, depth = 74.4 km. Exact time and date of event in UTC/GMT: 14/01/21 / 2021-01-14 04:30:16 / January 14, 2021 @ 4:30 am. The epicenter was at a depth of 74.4 km (46 miles).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been eleven, in the last 10 days fourteen, in the past 30 days twenty-three and in the last 365 days one hundred and seventy-four earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 51 km SW of Atka, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.5 mb The magnitude for the event.
Longitude -174.8046° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.9199° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 74.4 km Depth of the event in kilometers.
Place 51 km SW 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 2021-01-14 04:30:16 Time when the event occurred. UTC/GMT
Updated 2021-02-02 21:15:36 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 188 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 0.48 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 ak021n83239 Id of event.
Event Code 021n83239 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak021n83239, A comma-separated list of event ids that are associated to an event.

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