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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.8 quake has struck near Adak in Alaska

Posted by admin on April 6, 2025 0 Comments

Earthquake location 51.1832S, -176.1618WA minor earthquake magnitude 3.8 (ml/mb) strikes 83 km SSE of Adak, Alaska (52 miles) on Thursday. Exact location, longitude -176.1618° West, latitude 51.1832° North, depth = 35 km. The 3.8-magnitude earthquake was detected at 08:11:33 / 8:11 am (local time epicenter). Unique identifier: us7000plya. Ids that are associated to the event: ak0253msabc4, us7000plya. Global date and time of event UTC/GMT: 20/03/25 / 2025-03-20 08:11:33 / March 20, 2025 @ 8:11 am. The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been one hundred and thirty-one, in the last 10 days one hundred and thirty-three, in the past 30 days one hundred and thirty-eight and in the last 365 days four hundred and sixty-four earthquakes of magnitude 3.0 or greater that has occurred nearby.

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 83 km SSE of Adak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude -176.1618° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.1832° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 83 km SSE of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-03-20 08:11:33 Time when the event occurred. UTC/GMT
Updated 2025-04-06 06:13:25 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 222 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 32 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.697 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.42 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 215 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 us7000plya Id of event.
Event Code 7000plya An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak0253msabc4,us7000plya, A comma-separated list of event ids that are associated to an event.

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