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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag was detected near Adak in Alaska

Posted by admin on March 21, 2025 0 Comments

Earthquake location 51.2776S, -176.2072WA light earthquake magnitude 4.6 (ml/mb) strikes 72 km SSE of Adak, Alaska (45 miles) on Friday. The temblor was picked up at 01:19:51 / 1:19 am (local time epicenter). Exact location of event, longitude -176.2072 West, latitude 51.2776 North, depth = 40.97 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 40.97 km (25 miles). Global date and time of event UTC/GMT: 21/03/25 / 2025-03-21 01:19:51 / March 21, 2025 @ 1:19 am. Event ids that are associated to the earthquake: us7000plh5, ak0253obpdjs. Id of event: us7000plh5.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been seventeen, in the last 10 days twenty, in the past 30 days twenty-five and in the last 365 days three hundred and fifty earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 13,000 light earthquakes in the world each year.

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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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 72 km SSE of Adak, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -176.2072° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.2776° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40.97 km Depth of the event in kilometers.
Place 72 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 2025-03-21 01:19:51 Time when the event occurred. UTC/GMT
Updated 2025-03-21 01:40:19 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 2.713 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 326 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,ak, A comma-separated list of network contributors.
Number of Stations Used 54 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.823 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.76 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 190 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 us7000plh5 Id of event.
Event Code 7000plh5 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000plh5,ak0253obpdjs, A comma-separated list of event ids that are associated to an event.

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