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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.8 mag was detected near Little Sitkin Island in Alaska

Posted by admin on December 12, 2015 0 Comments

Earthquake location 51.939S, 178.4137WA light earthquake magnitude 4.8 (ml/mb) strikes 6 km W of Little Sitkin Island, Alaska (4 miles) on Saturday. Date and time of earthquake in UTC/GMT: 12/12/15 / 2015-12-12 15:13:52 / December 12, 2015 @ 3:13 pm. Exact location of earthquake, longitude 178.4137 East, latitude 51.939 North, depth = 126.22 km. Event ids that are associated to the earthquake: us20004grd. Id of event: us20004grd. The 4.8-magnitude earthquake was detected at 05:13:52 / 5:13 am (local time epicenter). The earthquake was roughly at a depth of 126.22 km (78 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes 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 ten and in the last 365 days one hundred and fourty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby.

How would you describe the shaking?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 6 km W of Little Sitkin Island, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude 178.4137° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.939° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 126.22 km Depth of the event in kilometers.
Place 6km W of Little Sitkin 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 2015-12-12 15:13:52 Time when the event occurred. UTC/GMT
Updated 2015-12-12 15:36:50 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 354 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 0.788 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.56 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 96 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 us20004grd Id of event.
Event Code 20004grd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004grd, A comma-separated list of event ids that are associated to an event.

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