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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag strikes near Atka in Alaska



Earthquake location 52.8004S, -174.4908WA light earthquake with magnitude 4.5 (ml/mb) was detected on Friday, 70 km NNW of Atka, Alaska (43 miles). Exact location of event, depth 189.05 km, -174.4908° West, 52.8004° North. The epicenter was at a depth of 189.05 km (117 miles). Event id: us20008m90. Ids that are associated to the earthquake: us20008m90. Global time and date of event 24/02/17 / 2017-02-24 19:26:49 / February 24, 2017 @ 7:26 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 07:26:49 / 7:26 am (local time epicenter).

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

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 70 km NNW of Atka, Alaska.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -174.4908° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.8004° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 189.05 km Depth of the event in kilometers.
Place 70km NNW 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 2017-02-24 19:26:49 Time when the event occurred. UTC/GMT
Updated 2017-02-24 19:54:47 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, 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 1.629 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.78 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 146 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20008m90 Id of event.
Event Code 20008m90 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20008m90, A comma-separated list of event ids that are associated to an event.

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