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Light earthquake: M4.6 quake has struck near Kaktovik in Alaska

Posted by admin on August 12, 2018 0 Comments

Earthquake location 69.562S, -144.132WA light earthquake magnitude 4.6 (ml/mb) has struck on Sunday, 66 km SSW of Kaktovik, Alaska (41 miles). The temblor was detected at 12:38:06 / 12:38 pm (local time epicenter). A tsunami warning has been issued near Kaktovik in Alaska (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 12/08/18 / 2018-08-12 21:38:06 / August 12, 2018 @ 9:38 pm UTC/GMT. Exact location, longitude -144.132° West, latitude 69.562° North, depth = 20 km. The epicenter of the earthquake was roughly 20 km (12 miles) below the earth’s surface. All ids that are associated to the event: at00pddari. Unique identifier: at00pddari.

In the past 24 hours, there have been fifty-five, in the last 10 days fifty-five, in the past 30 days fifty-five and in the last 365 days fifty-nine earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 66 km SSW of Kaktovik, Alaska.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -144.132° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 69.562° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20 km Depth of the event in kilometers.
Place 66km SSW of Kaktovik, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-12 21:38:06 Time when the event occurred. UTC/GMT
Updated 2018-08-12 21:41:38 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 1 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 326 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at, A comma-separated list of network contributors.
Number of Stations Used 32 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.156855 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 118.799990496 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00pddari Id of event.
Event Code 00pddari An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00pddari, A comma-separated list of event ids that are associated to an event.

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