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Moderate earthquake: M5.6 quake has struck near Shemya Island in Alaska

Posted by admin on December 3, 2016 0 Comments

Earthquake location 52.3S, 174.2WA moderate earthquake magnitude 5.6 (ml/mb) has occurred on Saturday, 47 km S of Shemya Island, Alaska (29 miles). Exact location of earthquake, longitude 174.2 East, latitude 52.3 North, depth = 35 km. Exact time and date of earthquake 03/12/16 / 2016-12-03 09:23:36 / December 3, 2016 @ 9:23 am UTC/GMT. A tsunami warning has been issued near Shemya Island in Alaska (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface. Event ids that are associated to the earthquake: at00ohlrfc. Id of event: at00ohlrfc. The 5.6-magnitude earthquake has occurred at 21:23:36 / 9:23 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days sixteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. Each year there are an estimated 1320 moderate earthquakes in the world.

Did you feel it?

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: 47 km S of Shemya Island, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.6 mb The magnitude for the event.
Longitude 174.2° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.3° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 47km S of Shemya 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 2016-12-03 09:23:36 Time when the event occurred. UTC/GMT
Updated 2016-12-03 09:42:32 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 3.3 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 483 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at, A comma-separated list of network contributors.
Number of Stations Used 97 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.4545475 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.11 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 147.599988192 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00ohlrfc Id of event.
Event Code 00ohlrfc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00ohlrfc, A comma-separated list of event ids that are associated to an event.

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