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Light earthquake, 4.1 mag has occurred near Tanaga Volcano in Alaska

Posted by admin on October 13, 2017 0 Comments

Earthquake location 51.5249S, -178.3459WA light earthquake with magnitude 4.1 (ml/mb) was detected on Thursday, 42 km SSW of Tanaga Volcano, Alaska (26 miles). Exact location of event, longitude -178.3459 West, latitude 51.5249 North, depth = 10 km. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 21:10:34 / 9:10 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 13/10/17 / 2017-10-13 07:10:34 / October 13, 2017 @ 7:10 am. Event ids that are associated to the earthquake: us1000arab, ak17028444. Id of event: us1000arab.

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days fourteen and in the last 365 days seven hundred and sixteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every 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?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 42 km SSW of Tanaga Volcano, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -178.3459° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.5249° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 42km 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 2017-10-13 07:10:34 Time when the event occurred. UTC/GMT
Updated 2017-10-13 07:45:27 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 2.7 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 259 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 0.811 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.09 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 182 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 us1000arab Id of event.
Event Code 1000arab An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000arab,ak17028444, A comma-separated list of event ids that are associated to an event.

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