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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Circle in Alaska



Earthquake location 65.6534S, -143.7005WA light earthquake magnitude 4 (ml/mb) has occurred on Wednesday, 25 km SE of Circle, Alaska (16 miles). The earthquake occurred at a depth of 9.04 km (6 miles). The 4-magnitude earthquake has occurred at 21:57:53 / 9:57 pm (local time epicenter). All ids that are associated to the event: us10004sit, ak12879176. Unique identifier: us10004sit. Exact time and date of earthquake 25/02/16 / 2016-02-25 06:57:53 / February 25, 2016 @ 6:57 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -143.7005° West, 65.6534° North, depth 9.04 km.

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 eight earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 25 km SE of Circle, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -143.7005° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 65.6534° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9.04 km Depth of the event in kilometers.
Place 25km SE of Circle, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-25 06:57:53 Time when the event occurred. UTC/GMT
Updated 2016-02-25 07:18:25 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 4.01 The maximum estimated instrumental intensity for the event.
Alert Level green 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 246 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,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 0.77 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 37 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10004sit Id of event.
Event Code 10004sit An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004sit,ak12879176, A comma-separated list of event ids that are associated to an event.

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