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Light earthquake: M4.4 quake has struck near Kodiak in Alaska

Posted by admin on April 1, 2018 0 Comments

Earthquake location 56.2627S, -149.1876WA light earthquake with magnitude 4.4 (ml/mb) was detected on Saturday, 259 km SE of Kodiak, Alaska (161 miles). The 4.4-magnitude earthquake has occurred at 15:40:57 / 3:40 pm (local time epicenter). The epicenter was at a depth of 22.87 km (14 miles). Global date and time of event UTC/GMT: 01/04/18 / 2018-04-01 01:40:57 / April 1, 2018 @ 1:40 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us1000dc0e. Ids that are associated to the earthquake: ak18873611, us1000dc0e. Exact location of earthquake, longitude -149.1876 West, latitude 56.2627 North, depth = 22.87 km.

In the past 24 hours, there have been three, in the last 10 days fourty-eight, in the past 30 days three hundred and sixty-one and in the last 365 days two thousand, nine hundred and fourty-seven earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 259 km SE of Kodiak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -149.1876° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.2627° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 22.87 km Depth of the event in kilometers.
Place 259km SE of Kodiak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-04-01 01:40:57 Time when the event occurred. UTC/GMT
Updated 2018-04-01 02:38:07 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 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 298 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 ,ak,us, 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 2.402 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.65 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 us1000dc0e Id of event.
Event Code 1000dc0e An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18873611,us1000dc0e, A comma-separated list of event ids that are associated to an event.

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