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Light earthquake, 4.3 mag strikes near Tanaga Volcano in Alaska

Posted by admin on May 29, 2017 0 Comments

Earthquake location 51.6763S, -178.4567WA light earthquake with magnitude 4.3 (ml/mb) was detected on Saturday, 31 km SW of Tanaga Volcano, Alaska (19 miles). Unique identifier: ak16133802. Ids that are associated to the event: ak16133802. The epicenter was at a depth of 13.1 km (8 miles). Exact location, longitude -178.4567° West, latitude 51.6763° North, depth = 13.1 km. The temblor was picked up at 23:45:10 / 11:45 pm (local time epicenter). Global time and date of event 28/05/17 / 2017-05-28 09:45:10 / May 28, 2017 @ 9:45 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 31 km SW of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -178.4567° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.6763° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 13.1 km Depth of the event in kilometers.
Place 31km SW of Tanaga Volcano, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-05-28 09:45:10 Time when the event occurred. UTC/GMT
Updated 2017-05-29 01:56:20 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 3 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 284 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.65 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ak16133802 Id of event.
Event Code 16133802 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16133802, A comma-separated list of event ids that are associated to an event.

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