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Minor earthquake 3 mag, 113 km SSW of Atka, Alaska

Earthquake location 51.2927S, -174.9598WA minor earthquake with magnitude 3 (ml/mb) was reported 113 km SSW of Atka, Alaska (70 miles) on Thursday. Exact location of event, longitude -174.9598 West, latitude 51.2927 North, depth = 22.41 km. The temblor was reported at 09:07:56 / 9:07 am (local time epicenter). Date and time of earthquake in UTC/GMT: 13/02/20 / 2020-02-13 21:07:56 / February 13, 2020 @ 9:07 pm. The earthquake was roughly at a depth of 22.41 km (14 miles). Unique identifier: us70007tnh. Ids that are associated to the event: ak020214700b, us70007tnh.

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

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 113 km SSW of Atka, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -174.9598° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.2927° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 22.41 km Depth of the event in kilometers.
Place 113km SSW 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 2020-02-13 21:07:56 Time when the event occurred. UTC/GMT
Updated 2020-02-21 23:58:57 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 138 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 0.918 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 224 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 us70007tnh Id of event.
Event Code 70007tnh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020214700b,us70007tnh, A comma-separated list of event ids that are associated to an event.

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