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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag has occurred near Akutan in Alaska


Earthquake location 53.7528S, -164.1566WA light earthquake magnitude 4.5 (ml/mb) strikes 114 km ESE of Akutan, Alaska (71 miles) on Thursday. Event id: ak14006099. Ids that are associated to the earthquake: ak14006099. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -164.1566° West, 53.7528° North, depth 41 km. The temblor was picked up at 05:54:02 / 5:54 am (local time epicenter). Date and time of earthquake in UTC/GMT: 15/09/16 / 2016-09-15 16:54:02 / September 15, 2016 @ 4:54 pm. The epicenter was at a depth of 41 km (25 miles).

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been five, in the last 10 days six, in the past 30 days thirteen and in the last 365 days one hundred and thirteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 114 km ESE of Akutan, Alaska.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -164.1566° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.7528° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 41 km Depth of the event in kilometers.
Place 114km ESE of Akutan, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-09-15 16:54:02 Time when the event occurred. UTC/GMT
Updated 2016-09-20 21:22:16 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 312 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 9 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 0.26 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219.599982432 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 ak14006099 Id of event.
Event Code 14006099 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak14006099, A comma-separated list of event ids that are associated to an event.

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