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



Earthquake location 56.4198S, -148.6135WA minor earthquake with magnitude 3.1 (ml/mb) was reported 275 km ESE of Kodiak, Alaska (171 miles) on Tuesday. The temblor was detected at 13:09:14 / 1:09 pm (local time epicenter). Global time and date of event 27/03/18 / 2018-03-27 23:09:14 / March 27, 2018 @ 11:09 pm UTC/GMT. Event id: us1000d9xc. Ids that are associated to the earthquake: ak18795288, us1000d9xc. Exact location, longitude -148.6135° West, latitude 56.4198° North, depth = 21.11 km. The epicenter of the earthquake was roughly 21.11 km (13 miles) below the earth’s surface.

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

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 275 km ESE of Kodiak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -148.6135° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.4198° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.11 km Depth of the event in kilometers.
Place 275km ESE 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 2018-03-27 23:09:14 Time when the event occurred. UTC/GMT
Updated 2018-03-28 00:35:06 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 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 2.561 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 217 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 us1000d9xc Id of event.
Event Code 1000d9xc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18795288,us1000d9xc, A comma-separated list of event ids that are associated to an event.

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