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Minor earthquake: M2.9 quake has struck near Rat Islands, Aleutian Islands, Alaska


Earthquake location 50.1412S, 179.7977WA minor earthquake with magnitude 2.9 (ml/mb) was reported Rat Islands, Aleutian Islands, Alaska (0 miles) on Tuesday. Exact time and date of earthquake 01/12/15 / 2015-12-01 18:35:04 / December 1, 2015 @ 6:35 pm UTC/GMT. The temblor was detected at 18:35:04 / 6:35 pm (local time epicenter). Unique identifier: ak12118778. Ids that are associated to the event: ak12118778. The earthquake occurred at a depth of 32.9 km (20 miles). Exact location of earthquake, longitude 179.7977 East, latitude 50.1412 North, depth = 32.9 km.

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days three and in the last 365 days twenty-eight earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Questions or comments?

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: Rat Islands, Aleutian Islands, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude 179.7977° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.1412° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 32.9 km Depth of the event in kilometers.
Place Rat Islands, Aleutian Islands, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-01 18:35:04 Time when the event occurred. UTC/GMT
Updated 2015-12-04 02:16:20 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 11 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 0.58 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 287.99997696 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 ak12118778 Id of event.
Event Code 12118778 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak12118778, A comma-separated list of event ids that are associated to an event.

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