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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.6 mag was detected near Adak in Alaska



Earthquake location 52.7383S, -176.218WA minor earthquake magnitude 3.6 (ml/mb) has struck on Saturday, 100 km NNE of Adak, Alaska (62 miles). All ids that are associated to the event: ak12586911. Unique identifier: ak12586911. Exact location, longitude -176.218° West, latitude 52.7383° North, depth = 237.9 km. The 3.6-magnitude earthquake has occurred at 16:28:09 / 4:28 pm (local time epicenter). Exact time and date of earthquake 31/01/16 / 2016-01-31 04:28:09 / January 31, 2016 @ 4:28 am UTC/GMT. The earthquake was roughly at a depth of 237.9 km (148 miles).

Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days thirty-four earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 100 km NNE of Adak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.6 mb The magnitude for the event.
Longitude -176.218° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.7383° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 237.9 km Depth of the event in kilometers.
Place 100km NNE of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-31 04:28:09 Time when the event occurred. UTC/GMT
Updated 2016-02-06 05:17:46 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 199 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 15 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 0.29 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 230.399981568 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 ak12586911 Id of event.
Event Code 12586911 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak12586911, A comma-separated list of event ids that are associated to an event.

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