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Minor earthquake: M3.1 quake has struck near Kodiak in Alaska

Posted by admin on March 16, 2018 0 Comments

Earthquake location 56.4032S, -149.1982WA minor earthquake with magnitude 3.1 (ml/mb) was reported 248 km SE of Kodiak, Alaska (154 miles) on Sunday. Event id: ak18686055. Ids that are associated to the earthquake: ak18686055. Exact time and date of earthquake 12/03/18 / 2018-03-12 03:04:16 / March 12, 2018 @ 3:04 am UTC/GMT. Exact location of event, longitude -149.1982 West, latitude 56.4032 North, depth = 11.4 km. The 3.1-magnitude earthquake has occurred at 17:04:16 / 5:04 pm (local time epicenter). The earthquake was roughly at a depth of 11.4 km (7 miles).

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been twenty-eight, in the last 10 days one hundred and sixty-one, in the past 30 days seven hundred and thirty-nine and in the last 365 days two thousand, six hundred and eighty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 130,000 minor earthquakes in the world.

How would you describe the shaking?

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: 248 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -149.1982° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.4032° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 11.4 km Depth of the event in kilometers.
Place 248km 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 2018-03-12 03:04:16 Time when the event occurred. UTC/GMT
Updated 2018-03-16 01:39:21 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 148 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, 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 0.67 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 ak18686055 Id of event.
Event Code 18686055 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18686055, A comma-separated list of event ids that are associated to an event.

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