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Light earthquake, 4.7 mag has occurred near Kaktovik in Alaska

Posted by admin on August 12, 2018 0 Comments

Earthquake location 69.613S, -144.585WA light earthquake magnitude 4.7 (ml/mb) has struck on Sunday, 68 km SSW of Kaktovik, Alaska (42 miles). A tsunami warning has been issued near Kaktovik in Alaska (Does not indicate if a tsunami actually did or will exist). Global time and date of event 12/08/18 / 2018-08-12 22:00:19 / August 12, 2018 @ 10:00 pm UTC/GMT. Id of earthquake: at00pddbsj. Event ids that are associated: at00pddbsj. The 4.7-magnitude earthquake has occurred at 13:00:19 / 1:00 pm (local time epicenter). The epicenter of the earthquake was roughly 20 km (12 miles) below the earth’s surface. Exact location, longitude -144.585° West, latitude 69.613° North, depth = 20 km.

Each year there are an estimated 13,000 light quakes 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 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 have been detected nearby.

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. 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: 68 km SSW of Kaktovik, Alaska.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -144.585° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 69.613° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20 km Depth of the event in kilometers.
Place 68km 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 22:00:19 Time when the event occurred. UTC/GMT
Updated 2018-08-12 22:04:26 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 340 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 51 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.033786 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.8 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 at00pddbsj Id of event.
Event Code 00pddbsj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00pddbsj, A comma-separated list of event ids that are associated to an event.

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