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Minor earthquake, 2.8 mag has occurred near Tanaga Volcano in Alaska



Earthquake location 51.3389S, -178.0517WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Thursday, 60 km S of Tanaga Volcano, Alaska (37 miles). Exact location of event, longitude -178.0517 West, latitude 51.3389 North, depth = 34.12 km. Global date and time of event UTC/GMT: 26/10/17 / 2017-10-26 19:02:31 / October 26, 2017 @ 7:02 pm. The earthquake occurred at a depth of 34.12 km (21 miles). Event ids that are associated to the earthquake: ak17099539, us1000ayuh. Id of event: us1000ayuh. The 2.8-magnitude earthquake was detected at 09:02:31 / 9:02 am (local time epicenter).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days fifteen, in the past 30 days thirty-one and in the last 365 days seven hundred and seventy-eight earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 1,300,000 minor earthquakes in the world.

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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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 60 km S of Tanaga Volcano, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -178.0517° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.3389° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.12 km Depth of the event in kilometers.
Place 60km S 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 2017-10-26 19:02:31 Time when the event occurred. UTC/GMT
Updated 2017-11-15 16:29:24 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 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 121 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 ,ak,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 0.427 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.3 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 204 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 us1000ayuh Id of event.
Event Code 1000ayuh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17099539,us1000ayuh, A comma-separated list of event ids that are associated to an event.

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