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Minor earthquake: M2.8 quake has struck near Tanaga Volcano in Alaska

Posted by admin on May 25, 2017 0 Comments

Earthquake location 51.661S, -178.5446WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Sunday, 37 km SW of Tanaga Volcano, Alaska (23 miles). Exact location of event, depth 20.75 km, -178.5446° West, 51.661° North. The 2.8-magnitude earthquake has occurred at 18:32:50 / 6:32 pm (local time epicenter). The earthquake occurred at a depth of 20.75 km (13 miles) below the earth’s surface. All ids that are associated to the event: ak15978662, us10008uir. Unique identifier: us10008uir. Exact time and date of earthquake 08/05/17 / 2017-05-08 04:32:50 / May 8, 2017 @ 4:32 am UTC/GMT.

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 37 km SW of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -178.5446° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.661° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20.75 km Depth of the event in kilometers.
Place 37km 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 2017-05-08 04:32:50 Time when the event occurred. UTC/GMT
Updated 2017-05-25 01:30:05 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 0.175 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 176 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 us10008uir Id of event.
Event Code 10008uir An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak15978662,us10008uir, A comma-separated list of event ids that are associated to an event.

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