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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag was detected near Nikolski in Alaska

Posted by admin on November 21, 2024 0 Comments

Earthquake location 52.1681S, -169.9931WA light earthquake with magnitude 4 (ml/mb) was reported 115 km SW of Nikolski, Alaska (71 miles) on Monday. Exact location of earthquake, longitude -169.9931 West, latitude 52.1681 North, depth = 47.896 km. The 4-magnitude earthquake has occurred at 04:57:44 / 4:57 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us7000nscu. Ids that are associated to the earthquake: ak024eu9b5eh, us7000nscu. Exact time and date of event in UTC/GMT: 18/11/24 / 2024-11-18 04:57:44 / November 18, 2024 @ 4:57 am. The earthquake occurred at a depth of 47.896 km (30 miles).

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 six and in the last 365 days one hundred and twenty-four earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 13,000 light quakes in the world.

Did you feel it?

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. 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: 115 km SW of Nikolski, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -169.9931° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.1681° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 47.896 km Depth of the event in kilometers.
Place 115 km SW of Nikolski, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-11-18 04:57:44 Time when the event occurred. UTC/GMT
Updated 2024-11-21 05:21:21 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 1.629 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 246 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 31 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.628 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.12 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 212 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 us7000nscu Id of event.
Event Code 7000nscu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak024eu9b5eh,us7000nscu, A comma-separated list of event ids that are associated to an event.

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