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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Atka in Alaska

Posted by admin on January 16, 2025 0 Comments

Earthquake location 52.0925S, -171.4098WA light earthquake with magnitude 4.2 (ml/mb) was reported 191 km E of Atka, Alaska (119 miles) on Monday. Exact location of earthquake, -171.4098° West, 52.0925° North, depth 39.978 km. The 4.2-magnitude earthquake has occurred at 19:21:50 / 7:21 pm (local time epicenter). The earthquake was roughly at a depth of 39.978 km (25 miles). Exact time and date of event in UTC/GMT: 13/01/25 / 2025-01-13 19:21:50 / January 13, 2025 @ 7:21 pm. Unique identifier: us6000pjtq. Ids that are associated to the event: us6000pjtq, ak025ltfcou. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 191 km E of Atka, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -171.4098° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.0925° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 39.978 km Depth of the event in kilometers.
Place 191 km E of Atka, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-01-13 19:21:50 Time when the event occurred. UTC/GMT
Updated 2025-01-16 17:33:50 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 2.279 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 42 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.147 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 194 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 us6000pjtq Id of event.
Event Code 6000pjtq An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000pjtq,ak025ltfcou, A comma-separated list of event ids that are associated to an event.

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