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Minor World Earthquakes Magnitude -3.9

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

Earthquake location 51.9437S, -171.4394WA minor earthquake magnitude 3.9 (ml/mb) strikes 61 km SSW of Amukta Island, Alaska (38 miles) on Saturday. The 3.9-magnitude earthquake was detected at 07:26:27 / 7:26 am (local time epicenter). Exact location of event, longitude -171.4394 West, latitude 51.9437 North, depth = 36.99 km. All ids that are associated to the event: us1000jawc. Unique identifier: us1000jawc. Date and time of earthquake in UTC/GMT: 23/02/19 / 2019-02-23 18:26:27 / February 23, 2019 @ 6:26 pm. The earthquake occurred at a depth of 36.99 km (23 miles) below the earth’s surface.

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

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 61 km SSW of Amukta Island, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.9 mb The magnitude for the event.
Longitude -171.4394° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.9437° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 36.99 km Depth of the event in kilometers.
Place 61km SSW 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 2019-02-23 18:26:27 Time when the event occurred. UTC/GMT
Updated 2019-03-19 21:29:16 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 1.721 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 186 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 us1000jawc Id of event.
Event Code 1000jawc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000jawc, A comma-separated list of event ids that are associated to an event.

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