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Minor earthquake: M2.9 quake has struck near Kodiak in Alaska



Earthquake location 56.5687S, -149.234WA minor earthquake magnitude 2.9 (ml/mb) has occurred on Friday, 235 km SE of Kodiak, Alaska (146 miles). The epicenter was at a depth of 23.97 km (15 miles). Exact time and date of event in UTC/GMT: 14/04/18 / 2018-04-14 08:17:40 / April 14, 2018 @ 8:17 am. Exact location of event, depth 23.97 km, -149.234° West, 56.5687° North. The temblor was picked up at 22:17:40 / 10:17 pm (local time epicenter). All ids that are associated to the event: ak19234667, us2000e0e7. Unique identifier: us2000e0e7.

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

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 235 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -149.234° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.5687° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 23.97 km Depth of the event in kilometers.
Place 235km 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 2018-04-14 08:17:40 Time when the event occurred. UTC/GMT
Updated 2018-04-15 02:20:06 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 129 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 2.192 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 244 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 us2000e0e7 Id of event.
Event Code 2000e0e7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak19234667,us2000e0e7, A comma-separated list of event ids that are associated to an event.

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