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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4 quake has struck near Rat Islands, Aleutian Islands, Alaska

Posted by admin on September 25, 2024 0 Comments

Earthquake location 51.9985S, 178.2976WA light earthquake with magnitude 4 (ml/mb) was reported Rat Islands, Aleutian Islands, Alaska (0 miles) on Wednesday. Id of earthquake: us6000ntau. Event ids that are associated: us6000ntau. Exact time and date of earthquake 18/09/24 / 2024-09-18 05:33:48 / September 18, 2024 @ 5:33 am UTC/GMT. The epicenter was at a depth of 122.799 km (76 miles). Exact location of earthquake, longitude 178.2976 East, latitude 51.9985 North, depth = 122.799 km. The temblor was reported at 05:33:48 / 5:33 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 two, in the last 10 days three, in the past 30 days five and in the last 365 days thirty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

Did you feel anything?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: Rat Islands, Aleutian Islands, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 178.2976° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.9985° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 122.799 km Depth of the event in kilometers.
Place Rat Islands, Aleutian Islands, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-09-18 05:33:48 Time when the event occurred. UTC/GMT
Updated 2024-09-25 07:25:55 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 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 ,us, A comma-separated list of network contributors.
Number of Stations Used 47 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.175 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 83 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 us6000ntau Id of event.
Event Code 6000ntau An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000ntau, A comma-separated list of event ids that are associated to an event.

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