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Light earthquake, 4.2 mag strikes near Tanaga Volcano in Alaska

Posted by admin on May 19, 2017 0 Comments

Earthquake location 51.5386S, -178.4556WA light earthquake with magnitude 4.2 (ml/mb) was detected on Thursday, 44 km SSW of Tanaga Volcano, Alaska (27 miles). The earthquake occurred at a depth of 10 km (6 miles). The 4.2-magnitude earthquake was detected at 15:05:38 / 3:05 pm (local time epicenter). Global date and time of event UTC/GMT: 19/05/17 / 2017-05-19 01:05:38 / May 19, 2017 @ 1:05 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us10008tgn. Ids that are associated to the event: us10008tgn, ak16065656. Exact location of earthquake, longitude -178.4556 West, latitude 51.5386 North, depth = 10 km.

In the past 24 hours, there have been two, in the last 10 days fifty-one, in the past 30 days one hundred and fourty-three and in the last 365 days two hundred and sixty-four 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.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 44 km SSW of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -178.4556° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.5386° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 44km SSW 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 2017-05-19 01:05:38 Time when the event occurred. UTC/GMT
Updated 2017-05-19 01:46:57 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 2.4 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 271 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 0.869 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.77 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 181 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 us10008tgn Id of event.
Event Code 10008tgn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008tgn,ak16065656, A comma-separated list of event ids that are associated to an event.

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