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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.9 mag has occurred near Amukta Island in Alaska

Earthquake location 51.6837S, -170.7534WA minor earthquake with magnitude 3.9 (ml/mb) was reported 96 km SSE of Amukta Island, Alaska (60 miles) on Tuesday. Event id: us70009164. Ids that are associated to the earthquake: us70009164. Exact location, longitude -170.7534° West, latitude 51.6837° North, depth = 29.92 km. The earthquake occurred at a depth of 29.92 km (19 miles). Global date and time of event UTC/GMT: 21/04/20 / 2020-04-21 18:17:54 / April 21, 2020 @ 6:17 pm. The 3.9-magnitude earthquake has occurred at 07:17:54 / 7:17 am (local time epicenter).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days nine and in the last 365 days seventy-two earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel the quake?

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. 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: 96 km SSE of Amukta Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.9 mb The magnitude for the event.
Longitude -170.7534° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.6837° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 29.92 km Depth of the event in kilometers.
Place 96km SSE of Amukta 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 2020-04-21 18:17:54 Time when the event occurred. UTC/GMT
Updated 2020-04-21 21:49:10 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 234 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 ,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 3.314 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.97 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 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 us70009164 Id of event.
Event Code 70009164 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70009164, A comma-separated list of event ids that are associated to an event.

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