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

Posted by admin on March 22, 2018 0 Comments

Earthquake location 56.1568S, -148.5852WA light earthquake with magnitude 4.4 (ml/mb) was detected on Thursday, 295 km SE of Kodiak, Alaska (183 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 07:38:10 / 7:38 am (local time epicenter). All ids that are associated to the event: us1000d7kc. Unique identifier: us1000d7kc. Exact time and date of earthquake 22/03/18 / 2018-03-22 17:38:10 / March 22, 2018 @ 5:38 pm UTC/GMT. The epicenter of the earthquake was roughly 20.75 km (13 miles) below the earth’s surface. Exact location of earthquake, -148.5852° West, 56.1568° North, depth 20.75 km.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been seven, in the last 10 days fourty-two, in the past 30 days four hundred and eighty and in the last 365 days two thousand, seven hundred and ninety earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 295 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -148.5852° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.1568° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20.75 km Depth of the event in kilometers.
Place 295km 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 2018-03-22 17:38:10 Time when the event occurred. UTC/GMT
Updated 2018-03-22 17:50:44 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 ,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 2.729 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 185 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 us1000d7kc Id of event.
Event Code 1000d7kc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000d7kc, A comma-separated list of event ids that are associated to an event.

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