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Light earthquake 4.2 mag, 65 km SW of Kaktovik, Alaska

Posted by admin on October 9, 2018 0 Comments

Earthquake location 69.7513S, -144.9346WA light earthquake with magnitude 4.2 (ml/mb) was reported 65 km SW of Kaktovik, Alaska (40 miles) on Monday. Exact time and date of event in UTC/GMT: 09/10/18 / 2018-10-09 07:11:20 / October 9, 2018 @ 7:11 am. The temblor was detected at 22:11:20 / 10:11 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). Event ids that are associated to the earthquake: ak20274320, at00pgblaz. Id of event: ak20274320. Exact location of earthquake, longitude -144.9346 West, latitude 69.7513 North, depth = 3.1 km. The earthquake occurred at a depth of 3.1 km (2 miles) below the earth’s surface.

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

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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: 65 km SW of Kaktovik, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -144.9346° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 69.7513° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.1 km Depth of the event in kilometers.
Place 65km SW 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 2018-10-09 07:11:20 Time when the event occurred. UTC/GMT
Updated 2018-10-09 07:19:05 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 4.37 The maximum estimated instrumental intensity for the event.
Alert Level green The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status automatic 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 271 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak,at, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 ak20274320 Id of event.
Event Code 20274320 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20274320,at00pgblaz, A comma-separated list of event ids that are associated to an event.

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