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Light earthquake: M4.2 quake has struck near Perryville in Alaska

Posted by admin on March 16, 2025 0 Comments

Earthquake location 55.1889S, -158.9399WA light earthquake with magnitude 4.2 (ml/mb) was reported 81 km S of Perryville, Alaska (50 miles) on Sunday. Event ids that are associated to the earthquake: us6000pz5l, ak0253g7eroz. Id of event: us6000pz5l. Exact location of earthquake, longitude -158.9399 West, latitude 55.1889 North, depth = 37.742 km. The epicenter of the earthquake was roughly 37.742 km (23 miles) below the earth’s surface. The temblor was detected at 10:25:22 / 10:25 am (local time epicenter). Global date and time of event UTC/GMT: 16/03/25 / 2025-03-16 10:25:22 / March 16, 2025 @ 10:25 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days fifty-six earthquakes of magnitude 3.0 or greater that has occurred nearby.

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. 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: 81 km S of Perryville, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -158.9399° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.1889° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 37.742 km Depth of the event in kilometers.
Place 81 km S of Perryville, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-03-16 10:25:22 Time when the event occurred. UTC/GMT
Updated 2025-03-16 10:34:28 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 3.086 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 271 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 27 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.894 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 151 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000pz5l Id of event.
Event Code 6000pz5l An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000pz5l,ak0253g7eroz, A comma-separated list of event ids that are associated to an event.

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