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Light earthquake, 4.5 mag strikes near Kaktovik in Alaska

Posted by admin on March 13, 2019 0 Comments

Earthquake location 69.6269S, -144.4122WA light earthquake with magnitude 4.5 (ml/mb) was reported 63 km SSW of Kaktovik, Alaska (39 miles) on Tuesday. Exact location of event, longitude -144.4122 West, latitude 69.6269 North, depth = 10 km. The 4.5-magnitude earthquake has occurred at 17:42:25 / 5:42 pm (local time epicenter). Exact time and date of earthquake 13/03/19 / 2019-03-13 02:42:25 / March 13, 2019 @ 2:42 am UTC/GMT. The earthquake was roughly at a depth of 10 km (6 miles). 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: at00poaa6s, us1000jehi, ak0193b44wv6. Id of event: us1000jehi.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days ten and in the last 365 days six hundred and eighty earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 63 km SSW of Kaktovik, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -144.4122° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 69.6269° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 63km 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 2019-03-13 02:42:25 Time when the event occurred. UTC/GMT
Updated 2019-03-13 03:07:11 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 4.91 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 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 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 ,at,us,ak, 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 1.57 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.77 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 38 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 us1000jehi Id of event.
Event Code 1000jehi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00poaa6s,us1000jehi,ak0193b44wv6, A comma-separated list of event ids that are associated to an event.

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