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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near Adak in Alaska

Posted by admin on May 21, 2024 0 Comments

Earthquake location 51.7087S, -177.4588WA light earthquake with magnitude 4.1 (ml/mb) was detected on Friday, 59 km WSW of Adak, Alaska (37 miles). Global date and time of event UTC/GMT: 19/04/24 / 2024-04-19 12:53:55 / April 19, 2024 @ 12:53 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us7000md4j. Ids that are associated to the event: av93095711, us7000md4j, ak024524kuqp. Exact location of earthquake, -177.4588° West, 51.7087° North, depth 10 km. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. The temblor was reported at 12:53:55 / 12:53 pm (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been fifteen, in the last 10 days nineteen, in the past 30 days nineteen and in the last 365 days nineteen earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 59 km WSW of Adak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -177.4588° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.7087° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 59 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 2024-04-19 12:53:55 Time when the event occurred. UTC/GMT
Updated 2024-04-29 13:31:32 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 4.091 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 259 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 ,av,us,ak, A comma-separated list of network contributors.
Number of Stations Used 55 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.149 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 139 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 us7000md4j Id of event.
Event Code 7000md4j An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,av93095711,us7000md4j,ak024524kuqp, A comma-separated list of event ids that are associated to an event.

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