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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.7 mag has occurred near Semisopochnoi Island in Alaska

Earthquake location 51.7451S, -179.9489WA minor earthquake with magnitude 3.7 (ml/mb) was reported 38 km SE of Semisopochnoi Island, Alaska (24 miles) on Monday. The earthquake occurred at a depth of 94.2 km (59 miles). Global time and date of event 04/02/20 / 2020-02-04 02:13:41 / February 4, 2020 @ 2:13 am UTC/GMT. The temblor was reported at 14:13:41 / 2:13 pm (local time epicenter). Exact location of event, longitude -179.9489 West, latitude 51.7451 North, depth = 94.2 km. Event id: ak0201lx2w14. Ids that are associated to the earthquake: ak0201lx2w14.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days thirty-five, in the past 30 days fifty and in the last 365 days one hundred and thirty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

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 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: 38 km SE of Semisopochnoi Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -179.9489° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.7451° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 94.2 km Depth of the event in kilometers.
Place 38km SE of Semisopochnoi 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 2020-02-04 02:13:41 Time when the event occurred. UTC/GMT
Updated 2020-02-04 02:23:47 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 211 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 0.74 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 ak0201lx2w14 Id of event.
Event Code 0201lx2w14 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak0201lx2w14, A comma-separated list of event ids that are associated to an event.

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