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Light World Earthquakes Magnitude 4-4.9

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

Posted by admin on October 8, 2024 0 Comments

Earthquake location 53.1248S, -166.921WA light earthquake with magnitude 4.2 (ml/mb) was reported 87 km SSW of Unalaska, Alaska (54 miles) on Sunday. Id of earthquake: us6000nwxk. Event ids that are associated: ak024cv4lrg5, us6000nwxk. Exact time and date of event in UTC/GMT: 06/10/24 / 2024-10-06 03:57:32 / October 6, 2024 @ 3:57 am. The earthquake was roughly at a depth of 35 km (22 miles). Exact location of event, depth 35 km, -166.921° West, 53.1248° North. The temblor was detected at 03:57:32 / 3:57 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been thirteen, in the last 10 days fourteen, in the past 30 days sixteen and in the last 365 days thirty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

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. 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: 87 km SSW of Unalaska, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -166.921° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.1248° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 87 km SSW of Unalaska, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-10-06 03:57:32 Time when the event occurred. UTC/GMT
Updated 2024-10-08 22:14:27 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 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 ,ak,us, A comma-separated list of network contributors.
Number of Stations Used 57 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.66 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.97 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 168 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 us6000nwxk Id of event.
Event Code 6000nwxk An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak024cv4lrg5,us6000nwxk, A comma-separated list of event ids that are associated to an event.

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