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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.5 quake has struck near Adak in Alaska


Earthquake location 51.1007S, -179.2976WA light earthquake with magnitude 4.5 (ml/mb) was reported 204 km WSW of Adak, Alaska (127 miles) on Tuesday. All ids that are associated to the event: ak024fjaz909, us7000nvqs. Unique identifier: us7000nvqs. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.5-magnitude earthquake has occurred at 19:03:35 / 7:03 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 03/12/24 / 2024-12-03 19:03:35 / December 3, 2024 @ 7:03 pm. The epicenter was at a depth of 44.824 km (28 miles). Exact location of event, depth 44.824 km, -179.2976° West, 51.1007° North.

Every year there are an estimated 13,000 light earthquakes 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 six, in the last 10 days six, in the past 30 days fourteen and in the last 365 days fifty-seven earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 204 km WSW of Adak, Alaska.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -179.2976° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.1007° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 44.824 km Depth of the event in kilometers.
Place 204 km WSW of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-12-03 19:03:35 Time when the event occurred. UTC/GMT
Updated 2024-12-16 16:47:20 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 2.551 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 312 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 48 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.545 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.54 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 207 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 us7000nvqs Id of event.
Event Code 7000nvqs An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak024fjaz909,us7000nvqs, A comma-separated list of event ids that are associated to an event.

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