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Light earthquake: M4.9 quake has struck near Atka in Alaska

Posted by admin on January 7, 2016 0 Comments

Earthquake location 51.5798S, -175.2675WA light earthquake magnitude 4.9 (ml/mb) has occurred on Wednesday, 100 km SW of Atka, Alaska (62 miles). Global date and time of event UTC/GMT: 07/01/16 / 2016-01-07 02:52:34 / January 7, 2016 @ 2:52 am. A tsunami warning has been issued near Atka in Alaska (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 25.6 km (16 miles) below the earth’s surface. Exact location of earthquake, longitude -175.2675 West, latitude 51.5798 North, depth = 25.6 km. The 4.9-magnitude earthquake was detected at 14:52:34 / 2:52 pm (local time epicenter). Id of earthquake: ak12441729. Event ids that are associated: at00o0kann, ak12441729.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been two, in the last 10 days five, in the past 30 days ten and in the last 365 days two hundred and seventeen earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 100 km SW of Atka, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -175.2675° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.5798° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.6 km Depth of the event in kilometers.
Place 100km SW of Atka, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-07 02:52:34 Time when the event occurred. UTC/GMT
Updated 2016-01-07 03:34:41 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 1 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 369 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 ,at,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 1.17 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 ak12441729 Id of event.
Event Code 12441729 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00o0kann,ak12441729, A comma-separated list of event ids that are associated to an event.

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