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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.7 mag was detected near Tanaga Volcano in Alaska

Posted by admin on December 31, 2017 0 Comments

Earthquake location 51.4473S, -178.3574WA minor earthquake magnitude 3.7 (ml/mb) has occurred on Friday, 50 km SSW of Tanaga Volcano, Alaska (31 miles). The epicenter of the earthquake was roughly 6.44 km (4 miles) below the earth’s surface. The 3.7-magnitude earthquake has occurred at 13:10:40 / 1:10 pm (local time epicenter). Exact time and date of event in UTC/GMT: 22/12/17 / 2017-12-22 23:10:40 / December 22, 2017 @ 11:10 pm. Unique identifier: us1000bxc0. Ids that are associated to the event: ak17644386, us1000bxc0. Exact location of event, depth 6.44 km, -178.3574° West, 51.4473° North.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days nine, in the past 30 days twenty-four and in the last 365 days seven hundred and fifty-nine earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 130,000 minor earthquakes in the world each year.

Did you feel it?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 50 km SSW of Tanaga Volcano, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -178.3574° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.4473° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6.44 km Depth of the event in kilometers.
Place 50km 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 2017-12-22 23:10:40 Time when the event occurred. UTC/GMT
Updated 2017-12-31 05:05:49 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 1.94 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 211 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 0.414 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.5 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 196 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 us1000bxc0 Id of event.
Event Code 1000bxc0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17644386,us1000bxc0, A comma-separated list of event ids that are associated to an event.

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