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Minor earthquake: M2.9 quake has struck near Tanaga Volcano in Alaska

Earthquake location 51.246S, -177.7044WA minor earthquake magnitude 2.9 (ml/mb) has occurred on Wednesday, 77 km SSE of Tanaga Volcano, Alaska (48 miles). Exact location, longitude -177.7044° West, latitude 51.246° North, depth = 29.43 km. The earthquake was roughly at a depth of 29.43 km (18 miles). The 2.9-magnitude earthquake has occurred at 08:10:45 / 8:10 am (local time epicenter). Unique identifier: us1000axtb. Ids that are associated to the event: ak17105350, us1000axtb. Exact time and date of earthquake 25/10/17 / 2017-10-25 20:10:45 / October 25, 2017 @ 8:10 pm UTC/GMT.

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been five, in the last 10 days eleven, in the past 30 days twenty-five and in the last 365 days seven hundred and ninety-four earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 130,000 minor earthquakes in the world each year.

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. 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: 77 km SSE of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -177.7044° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.246° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 29.43 km Depth of the event in kilometers.
Place 77km SSE 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 2017-10-25 20:10:45 Time when the event occurred. UTC/GMT
Updated 2017-11-09 17:47:32 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 Timezone offset from UTC in minutes at the event epicenter.
Felt 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 129 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 0.592 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 210 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 us1000axtb Id of event.
Event Code 1000axtb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17105350,us1000axtb, A comma-separated list of event ids that are associated to an event.

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