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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near Yunaska Island in Alaska

Posted by admin on October 21, 2015 0 Comments

Earthquake location 52.5002S, -169.7401WA light earthquake magnitude 4.6 (ml/mb) has occurred on Tuesday, 66 km ESE of Yunaska Island, Alaska (41 miles). The earthquake occurred at a depth of 37.02 km (23 miles). The temblor was reported at 17:50:45 / 5:50 pm (local time epicenter). Exact location, longitude -169.7401° West, latitude 52.5002° North, depth = 37.02 km. Global time and date of event 21/10/15 / 2015-10-21 04:50:45 / October 21, 2015 @ 4:50 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us10003q5a. Ids that are associated to the earthquake: us10003q5a.

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days twelve and in the last 365 days three hundred and fifty-six earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel it?

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. 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: 66 km ESE of Yunaska Island, Alaska.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -169.7401° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.5002° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 37.02 km Depth of the event in kilometers.
Place 66km ESE of Yunaska Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-10-21 04:50:45 Time when the event occurred. UTC/GMT
Updated 2015-10-21 05:11:05 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 326 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 0.716 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.26 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 141 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 us10003q5a Id of event.
Event Code 10003q5a An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003q5a, A comma-separated list of event ids that are associated to an event.

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