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Minor earthquake, 3.4 mag was detected near Attu Station in Alaska


Earthquake location 53.5562S, 172.2131WA minor earthquake with magnitude 3.4 (ml/mb) was reported 102 km NW of Attu Station, Alaska (63 miles) on Saturday. The earthquake occurred at a depth of 20 km (12 miles). Exact location of earthquake, 172.2131° East, 53.5562° North, depth 20 km. The 3.4-magnitude earthquake has occurred at 17:05:06 / 5:05 pm (local time epicenter). Global date and time of event UTC/GMT: 15/08/15 / 2015-08-15 06:05:06 / August 15, 2015 @ 6:05 am. Unique identifier: ak11681550. Ids that are associated to the event: ak11681550.

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days eleven 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.

Did you feel anything?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 102 km NW of Attu Station, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude 172.2131° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.5562° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20 km Depth of the event in kilometers.
Place 102km NW of Attu Station, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-08-15 06:05:06 Time when the event occurred. UTC/GMT
Updated 2015-08-19 19:38:56 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 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 178 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 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 0.93 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 ak11681550 Id of event.
Event Code 11681550 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak11681550, A comma-separated list of event ids that are associated to an event.

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